{"title":"Rear Differentials","description":"\u003cp\u003eQuality used differentials from Meritor, Rockwell, Alliance, Detroit, Eaton Fuller\u003c\/p\u003e","products":[{"product_id":"mt40-14x-c-meritor-rockwell-differential-assembly-front-rear-1","title":"MT40-14X*C MERITOR-ROCKWELL DIFFERENTIAL ASSEMBLY Front REAR","description":"\u003cdiv\u003e\n\u003cp\u003eMT40-14X*C Meritor-Rockwell Differential Assembly delivers a 3.25 gear ratio in a used, inspected take-out unit designed for the 2014 VNL.\u003c\/p\u003e\n\u003cp\u003eThis Meritor-Rockwell differential assembly is a verified used part with 39 input splines and 41 axle splines, suitable for front or rear installation on the 2014 VNL model.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eGear ratio: 3.25\u003c\/li\u003e \u003cli\u003eInput splines: 39\u003c\/li\u003e \u003cli\u003eAxle splines: 41\u003c\/li\u003e \u003cli\u003eCompatibility: 2014 VNL\u003c\/li\u003e \u003cli\u003eCondition: Inspected, good-used take-out\u003c\/li\u003e \u003cli\u003eInstallation: Front or rear\u003c\/li\u003e \u003cli\u003eWarranty: Backed by a warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoosing a Meritor-Rockwell differential assembly means you’re investing in a proven, durable solution that restores proper differential function and reduces downtime when replacing worn components. This MT40-14X*C unit is ready to install within compatible front or rear configurations, providing reliable performance and peace of mind with its warranty coverage.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42357965324374,"sku":"","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1.jpg?v=1785249605"},{"product_id":"meritor-rockwell-mt40-14x-front-rear-differential-2-47-3","title":"Meritor-Rockwell MT40-14X Front Rear differential 2.47","description":"\u003cdiv\u003e\n\u003cp\u003eMeritor-Rockwell MT40-14X Front\/Rear differential with a 2.47:1 gear ratio, inspected take-out unit.\u003c\/p\u003e\n\u003cp\u003ePulled from service and inspected for reuse, this MT40-14X differential is suitable for front or rear axle installations in vehicles equipped with a MT40-14X drivetrain. The 2.47:1 gear ratio specifies the exchange rate between input and output gears, influencing engine RPM and wheel speed on highway and work-site conditions. Each take-out unit is prepared to support quick replacement in maintenance programs or repair cycles, helping fleets minimize downtime when restoring proper drive performance.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: MT40-14X\u003c\/li\u003e \u003cli\u003eGear ratio: 2.47\u003c\/li\u003e \u003cli\u003eApplication: Front or rear differential (MT40-14X drivetrain)\u003c\/li\u003e \u003cli\u003eCondition: Inspected take-out\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVerify compatibility with your vehicle's axle housing and differential mounting before purchasing, and consult a qualified technician for installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":42357965586518,"sku":"","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_417de7cf-f770-4c97-bea0-6052f8af20b7.jpg?v=1785249605"},{"product_id":"mt40-14x-meritor-rockwell-2-47-ratio-mr2014xr247-differential-rear-rear-1","title":"MT40-14X MERITOR-ROCKWELL 2.47 Ratio MR2014XR247 DIFFERENTIAL  REAR REAR","description":"\u003cdiv\u003e\n\u003cp\u003eGood used take-out Meritor-Rockwell rear differential with a 2.47:1 gear ratio. Identified as MR2014XR247 and associated with MT40-14X reference.\u003c\/p\u003e\n\u003cp\u003eThis rear differential is a salvage-ready replacement option for axle assemblies requiring a 2.47:1 ratio. It has seen prior installation as a take-out part, and is offered in used condition suitable for parts repair or rebuilding projects.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Meritor-Rockwell\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart\/Model:\u003c\/strong\u003e MR2014XR247\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference\/ID:\u003c\/strong\u003e MT40-14X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRatio:\u003c\/strong\u003e 2.47:1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Rear differential\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used take-out\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42357965750358,"sku":"","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_6828f9f6-5c52-4ae5-97b3-792967661caf.jpg?v=1785249605"},{"product_id":"mt40-14x-meritor-rockwell-3-25-ratio-mr2014xr325-differential-rear-rear-1","title":"MT40-14X MERITOR-ROCKWELL 3.25 Ratio MR2014XR325 DIFFERENTIAL  REAR REAR","description":"\u003cdiv\u003e\n\u003cp\u003eMT40-14X Meritor-Rockwell differential, MR2014XR325, is a good used take-out rear differential with a 3.25:1 gear ratio, ready for installation.\u003c\/p\u003e \u003cp\u003eSpecification highlights:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRear differential\u003c\/li\u003e\n\u003cli\u003eGear ratio: 3.25:1\u003c\/li\u003e\n\u003cli\u003eBrand\/model: Meritor-Rockwell MR2014XR325\u003c\/li\u003e\n\u003cli\u003eOEM code in title: MT40-14X\u003c\/li\u003e\n\u003cli\u003eCondition: Good used take-out\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eApplications and use: This unit is intended for rear-axle installations that require a Meritor-Rockwell differential with a 3.25:1 ratio. It is sold as a used take-out, offering a cost-effective option for rebuild projects or replacements in compatible drivetrains. Verify fitment with your service manual or parts catalog for MR2014XR325 in your Meritor-Rockwell rear-differential lineup.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42357966667862,"sku":"","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_a6cea589-0751-4377-b5c1-a788bb1ded10.jpg?v=1785249605"},{"product_id":"da-rt40-4n-differential-assembly-rear-rear-3-08-ratio","title":"DA-RT40-4N Differential Assembly (Rear, Rear) 3.08 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eDA-RT40-4N Differential Assembly, Rear, 3.08 Gear Ratio.\u003c\/p\u003e\n\u003cp\u003eThis good-used rear differential is designed for the rear axle and features a 3.08 gear ratio.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel \/ Part:\u003c\/strong\u003e DA-RT40-4N Differential Assembly\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Rear differential (rear axle)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGear ratio:\u003c\/strong\u003e 3.08\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Good Used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBefore purchasing, confirm compatibility with your vehicle's rear axle and installation requirements. This listing reflects the described condition and specifications only.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42383963095126,"sku":"EB-167513241472","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/57_835bd8b1-dffb-4bec-a98f-cc7bb04495fc.png?v=1785249499"},{"product_id":"dart40-4n-differential-assembly-front-rear-3-08-ratio","title":"DART40-4N Differential Assembly (Front Rear) 3.08 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eThe DART40-4N Differential Assembly (Front Rear) delivers a 3.08 gear ratio for reliable power transfer across axle configurations.\u003c\/p\u003e\n\u003cp\u003eOriginating as a Detroit Alliance RT40-4n Front Rear unit with a 3.08 ratio, this assembly is inspected with warranty for reliability.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: DART40-4N\u003c\/li\u003e \u003cli\u003eGear ratio: 3.08\u003c\/li\u003e \u003cli\u003eConfiguration: Front Rear differential assembly\u003c\/li\u003e \u003cli\u003eManufacturer lineage: Detroit Alliance RT40-4n\u003c\/li\u003e \u003cli\u003eStatus: Inspected with warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42383963193430,"sku":"EB-167513249049","price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/57_04fa8519-ed00-44c2-993b-628d1efc87b5.png?v=1785249499"},{"product_id":"mt40-14x-meritor-rockwell-differential-assembly-front-rear-2-64-ratio-1","title":"MT40-14X  MERITOR-ROCKWELL DIFFERENTIAL ASSEMBLY Front REAR 2.64 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eMT40-14X Meritor-Rockwell differential assembly with a 2.64:1 gear ratio for front and rear axles, listed in good-used condition.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: MT40-14X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Meritor-Rockwell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear ratio\u003c\/strong\u003e: 2.64:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e: Good used\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Front\/Rear differential assembly\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis differential assembly reflects the Meritor-Rockwell lineage and is described as a good-used unit with a 2.64 ratio, suitable for front or rear drivetrain configurations. Check fitment with your vehicle to ensure proper compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42425287049302,"sku":"EB-167572545213","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_5c31684b-aa9b-49fb-b9f8-f2ad63533b47.jpg?v=1785249425"},{"product_id":"mt40-14x-c-meritor-rockwell-mr2014xr264-differential-rear-rear-2-64-ratio-1","title":"MT40-14X*C MERITOR-ROCKWELL MR2014XR264 DIFFERENTIAL  REAR REAR  2.64 RATIO","description":"\u003cdiv\u003e\n\u003cp\u003eMT40-14X*C Meritor-Rockwell MR2014XR264 rear differential — 2.64:1 gear ratio — good used condition.\u003c\/p\u003e \u003cp\u003eThe MR2014XR264 designation identifies this rear differential model from Meritor-Rockwell. This unit is a used differential intended for rear-axle installations, offering a cost-conscious option for replacement needs. With a 2.64:1 gear ratio, it provides a balanced performance profile for applications requiring reliable torque delivery and highway efficiency.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Good used\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\/Line:\u003c\/strong\u003e Meritor-Rockwell\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel\/Part:\u003c\/strong\u003e MR2014XR264\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesignation:\u003c\/strong\u003e MT40-14X*C\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Rear differential\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGear ratio:\u003c\/strong\u003e 2.64:1\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: Verify compatibility with your axle housing and mounting points prior to purchase.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42425287147606,"sku":"EB-167572541997","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_10abc79f-c5f9-4e97-aec8-415be95ef276.jpg?v=1785249426"},{"product_id":"mt40-14x-c-meritor-rockwell-differential-assembly-front-rear-3","title":"MT40-14X*C MERITOR-ROCKWELL DIFFERENTIAL ASSEMBLY Front REAR","description":"\u003cdiv\u003e\n\u003cp\u003eMT40-14X*C Meritor-Rockwell Differential Assembly with a 3.25 gear ratio, 39 input splines and 41 axle splines, compatible with the 2014 VNL model.\u003c\/p\u003e \u003cp\u003eThis good-used, inspected take-out differential offers Meritor-Rockwell engineering for dependable torque transfer and axle engagement. It is backed by a warranty for added peace of mind while you refresh your drivetrain.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eGear ratio: 3.25\u003c\/li\u003e\n\u003cli\u003eCompatibility: 2014 VNL\u003c\/li\u003e\n\u003cli\u003eInput splines: 39\u003c\/li\u003e\n\u003cli\u003eAxle splines: 41\u003c\/li\u003e\n\u003cli\u003eCondition: Inspected, used take-out\u003c\/li\u003e\n\u003cli\u003eWarranty: Included\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose this MT40-14X*C differential assembly to restore original performance and ensure a durable, correctly matched replacement that fits your truck’s gearing and spline configuration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42425477955670,"sku":"EB-167553485595","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_1_516f9e12-0ea6-4676-a9a6-0669c8965d46.jpg?v=1785249426"},{"product_id":"detroit-alliance-rt40-4n-differential-assembly-front-rear-3-08-ratio-1","title":"DETROIT ALLIANCE RT40-4N Differential Assembly (Front Rear) 3.08 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eGet reliable, ready-to-install drivetrain performance with the DETROIT ALLIANCE RT40-4N Differential Assembly, designed for both front and rear applications and a 3.08:1 gear ratio.\u003c\/p\u003e\n\u003cp\u003eAlliance is known for durability and precision, and this differential assembly is engineered to meet the standards expected from a leading automotive component brand. The part is identified by DART-40-4N and is built to integrate smoothly with your vehicle’s drivetrain system, delivering steady torque delivery and efficient power transfer.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e DETROIT ALLIANCE\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e RT40-4N Differential Assembly\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Front and rear\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGear ratio:\u003c\/strong\u003e 3.08\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e DART-40-4N\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhy this RT40-4N stands out: its robust construction is designed for long-term performance in demanding drivetrain environments, providing consistent power distribution and alignment with original equipment expectations. For best results, verify compatibility with your vehicle’s drivetrain specifications and cross-reference the part number (DART-40-4N) with your service manual or parts catalog to ensure a proper fitment.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/14.png?v=1754974263\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/57_fc3368a0-5d6f-4bcd-b27a-ad1242870943.png?v=1754974265\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/14_dc25cc93-d812-4868-8b3c-cfeefabd8838.jpg?v=1754974266\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/57_aecf8063-cfac-4d9e-b371-790880283c5e.jpg?v=1754974268\"\u003e\n\u003cimg class=\"pimg\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/1_078072ae-d818-461d-aa45-46b41fa92817.jpg?v=1754974270\"\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566726778966,"sku":"EB-167513249049","price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_d9eb991a-2498-4f02-8c9e-6b4457f9157b.png?v=1785249425"},{"product_id":"mt40-14x-c-meritor-rockwell-differential-front-rear-3-25-ratio","title":"MT40-14X*C MERITOR-ROCKWELL  DIFFERENTIAL  FRONT REAR  3.25 RATIO","description":"\u003cdiv\u003e\n\u003cp\u003eGood used Meritor MT40-14X*C differential for front or rear axles, featuring a 3.25 ratio.\u003c\/p\u003e\n\u003cp\u003eThe MT40-14X*C designation identifies the Meritor-Rockwell differential family this unit belongs to, and the listing describes it as good used.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel: MT40-14X*C Meritor-Rockwell differential\u003c\/li\u003e\n\u003cli\u003eApplications: front or rear axle\u003c\/li\u003e\n\u003cli\u003eGear ratio: 3.25\u003c\/li\u003e\n\u003cli\u003eCondition: good used\u003c\/li\u003e\n\u003cli\u003eShipping: $200 flat rate within the lower 48 states; must ship to a business address with a forklift or dock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis item is intended for replacement in compatible MT40-14X*C assemblies that require a 3.25 ratio.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42566730350678,"sku":"EB-167572541998","price":850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_718629f7-12f9-416e-af02-b1230beb311b.png?v=1785249429"},{"product_id":"mt40-14x-meritor-rockwell-differential-assembly-rear-rear-3-25-ratio","title":"MT40-14X  MERITOR-ROCKWELL DIFFERENTIAL ASSEMBLY Rear REAR 3.25 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eMeritor Rockwell MT40-14X Rear Differential Assembly with a 3.25 gear ratio.\u003c\/p\u003e\n\u003cp\u003eThe MT40-14X rear differential assembly is a complete unit designed to provide a 3.25:1 gear ratio for MT40-14X axle configurations.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Meritor Rockwell\u003c\/li\u003e \u003cli\u003eModel\/Part: MT40-14X\u003c\/li\u003e \u003cli\u003eType: Rear differential assembly\u003c\/li\u003e \u003cli\u003eGear ratio: 3.25:1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExact-match replacement for MT40-14X rear differential applications requiring a 3.25 ratio.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MERITOR-ROCKWELL","offers":[{"title":"Default Title","offer_id":42566730711126,"sku":null,"price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_0cb26ae5-3a0a-4cc7-8aa8-9adf360ca6ff.png?v=1785249425"},{"product_id":"2015-eaton-rsp40-rear-differential-carrier-3-36-ratio","title":"2015 Eaton RSP40 Rear Differential Carrier  3.36 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eThis 2015 Eaton RSP40 Rear Differential Carrier Assembly delivers a 3.36:1 gear ratio in good used condition. It is a genuine Eaton component designed for rear axle applications that require the RSP40 carrier configuration.\u003c\/p\u003e\n\u003cp\u003eKey facts: This part is a rear differential carrier assembly from Eaton, manufactured in 2015, with a 3.36:1 gear ratio. The listing describes it as a good used unit, indicating normal wear from prior operation while still offering functional readiness.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e RSP40\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Rear Differential Carrier Assembly\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGear ratio:\u003c\/strong\u003e 3.36:1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eYear:\u003c\/strong\u003e 2015\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Good Used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProduct summary: Eaton RSP40 rear differential carrier assembly, 2015 model year, gear ratio 3.36:1, described as good used.\u003c\/p\u003e\n\u003cp\u003eCompatibility notes: Verify that this RSP40 carrier with a 3.36:1 ratio matches your axle housing and differential setup before installation. As a used part, assess for wear related to prior use and ensure the configuration aligns with your vehicle’s requirements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":42566730940502,"sku":null,"price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_42e13ff6-8005-44c4-be00-7f0c89b9abd1.png?v=1785249425"},{"product_id":"spicer-eaton-dsp40-front-rear-differential-assembly-3-36-ratio","title":"Spicer Eaton DSP40 Front Rear Differential Assembly 3.36 Ratio","description":"Good used spicer DSP40 Front Rear in 336 Ratio\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e$200 Flat rate shipping within the lower 48 states. Must ship to a business address with a forklift or dock.\u003c\/div\u003e","brand":"Spicer","offers":[{"title":"Default Title","offer_id":42566731169878,"sku":null,"price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_60ecece8-bb18-4458-99bd-98d645283e51.png?v=1785249426"},{"product_id":"alliance-rt40-4n-front-rear-differential-carrier-assembly-2-85-ratio","title":"Alliance RT40-4N Front Rear Differential Carrier Assembly 2.85 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eAlliance RT40-4N Front Rear Differential Carrier Assembly with a 2.85 gear ratio, a genuine OEM part designed for the 2017 Cascadia.\u003c\/p\u003e\n\u003cp\u003eThis good-used, inspected differential carrier preserves original gear mesh and fitment, providing reliable operation within the Cascadia’s drivetrain.\u003c\/p\u003e\n\u003cp\u003eWhy this one: authentic Alliance OEM quality, compatible with 2017 Cascadia models, and inspected to ensure proper bearing and housing condition before installation.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eGear ratio: 2.85\u003c\/li\u003e \u003cli\u003eOEM part: genuine Alliance replacement\u003c\/li\u003e \u003cli\u003eCompatibility: 2017 Cascadia\u003c\/li\u003e \u003cli\u003eCondition: good used, inspected\u003c\/li\u003e \u003cli\u003eShipping: $200 flat rate freight to a commercial address with a dock or forklift (lower 48 states)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566735855702,"sku":null,"price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_f99ca56d-4284-4c6b-adc1-f57778cced26.jpg?v=1784999516"},{"product_id":"meritor-rs23160-rear-carrier-differential-ratio-3-21-3200n1704","title":"Meritor RS23160 Rear Carrier Differential Ratio 3.21 # 3200N1704","description":"\u003cdiv\u003e\n\u003cp\u003eMeritor RS23160 Rear Carrier Differential Assembly with a 3.21 gear ratio offers a genuine Meritor replacement that preserves axle performance in compatible rear-drive setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart: RS23160 Rear Differential Carrier Assembly\u003c\/li\u003e\n\u003cli\u003eGear ratio: 3.21:1\u003c\/li\u003e\n\u003cli\u003eCondition: Good used, inspected take-out\u003c\/li\u003e\n\u003cli\u003eType: Rear differential carrier assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned for use in Meritor axle systems that specify the RS23160 carrier, this unit provides a precise 3.21 ratio for restored torque and drivability. Ideal for rebuilds, parts inventory, or OEM-equivalent replacements where a proven, inspected carrier is required.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Meritor","offers":[{"title":"Default Title","offer_id":42566736183382,"sku":null,"price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_c9e24e93-3afa-46a8-b4a0-d42ac08424c8.jpg?v=1784999516"},{"product_id":"detroit-alliance-rt40-4n-differential-assembly-front-rear-2-61-ratio","title":"DETROIT ALLIANCE RT40-4N Differential Assembly (Front Rear) 2.61 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eDetroit Alliance RT40-4N Front Rear Differential Assembly, 2.61:1 gear ratio.\u003c\/p\u003e\n\u003cp\u003eHundreds of RT40-4N units are currently in stock.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: RT40-4N\u003c\/li\u003e \u003cli\u003eConfiguration: Front Rear Differential Assembly\u003c\/li\u003e \u003cli\u003eGear ratio: 2.61:1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eShipping: $200 flat freight within the lower 48 states; must be shipped to a commercial address with a dock or forklift; residential delivery is not available.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566736674902,"sku":"EB-167513249049","price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_d9b5120e-989a-45ee-b8bb-f0cc12cf4fde.png?v=1785249365"},{"product_id":"alliance-dart-400-4n-differential-assembly-front-rear-2-41-ratio","title":"ALLIANCE DART-400-4N Differential Assembly Front, Rear) 2.41 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eAlliance DART-400-4N differential assembly, Front\/Rear, with a 2.41:1 gear ratio, in good used condition.\u003c\/p\u003e \u003cp\u003eThis unit is listed as a good used differential designed for Alliance DART400 RT400 4N equipment, provided as a single assembly ready for installation in front or rear applications as indicated by the listing.\u003c\/p\u003e \u003cp\u003eKey details:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBrand: Alliance\u003c\/li\u003e \u003cli\u003ePart: DART-400-4N differential assembly\u003c\/li\u003e \u003cli\u003eGear ratio: 2.41:1\u003c\/li\u003e \u003cli\u003eCondition: Good used\u003c\/li\u003e \u003cli\u003ePosition: Front\/Rear\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse case: Ideal for replacing a worn or damaged differential on compatible DART400 RT400 4N machines, helping restore drive performance with a ready-to-install, single-assembly solution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566738378838,"sku":null,"price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_2cf9a98a-35c9-4438-932d-40fbc6500b81.png?v=1785249365"},{"product_id":"alliance-dart-400-4n-differential-assembly-rear-rear-2-41-ratio","title":"ALLIANCE DART-400-4N Differential Assembly (Rear, Rear) 2.41 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eUsed Alliance DART-400-4N differential assembly for the rear axle delivers a precise 2.41:1 gear ratio, making it a targeted replacement that keeps rear-wheel-drive performance predictable.\u003c\/p\u003e\n\u003cp\u003eThis good-used unit is associated with the DART400 RT400 4N designation, offering a rear-diff assembly tailored to Alliance's DART-400 family.\u003c\/p\u003e\n\u003cp\u003eWith a 2.41:1 gear ratio, this differential influences torque delivery and engine RPM at cruising speeds, helping balance acceleration response and highway efficiency in compatible applications.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Good used\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Alliance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e DART-400-4N\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Differential Assembly\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLocation:\u003c\/strong\u003e Rear axle \/ rear differential\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGear ratio:\u003c\/strong\u003e 2.41:1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAlternate name:\u003c\/strong\u003e DART400 RT400 4N\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566738542678,"sku":null,"price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_85a321d2-8ebc-401a-ba95-9181007620f6.png?v=1785249365"},{"product_id":"alliance-rt40-4n-rear-rear-differential-carrier-3-31-ratio-41-spline-8210","title":"Alliance RT40-4N Rear Rear Differential Carrier 3.31 Ratio 41 Spline 8210","description":"\u003cdiv\u003e\n\u003cp\u003eInspected Alliance RT40-4N rear differential carrier with a 3.31 gear ratio and 41-spline output. Part number R6813510305.\u003c\/p\u003e\n\u003cp\u003eCondition: Inspected and in good condition.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: Alliance RT40-4N\u003c\/li\u003e \u003cli\u003eType: Rear differential carrier\u003c\/li\u003e \u003cli\u003eGear ratio: 3.31\u003c\/li\u003e \u003cli\u003eSpline count: 41\u003c\/li\u003e \u003cli\u003ePart number: R6813510305\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eShipping: Freight is available within the lower 48 to a business or commercial address with loading dock or forklift.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566746341462,"sku":null,"price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_6a2835a3-0592-42bf-b45e-054d43a03abb.png?v=1785249314"},{"product_id":"alliance-rt40-4n-front-rear-differential-carrier-3-31-ratio-41-spline-8211","title":"Alliance RT40-4N Front Rear Differential Carrier 3.31 Ratio 41 Spline 8211","description":"\u003cdiv\u003e\n\u003cp\u003eInspected, good-condition Alliance RT40-4N Front\/Rear Differential Carrier with a 3.31 gear ratio and 41-spline input (part 8211).\u003c\/p\u003e\n\u003cp\u003eThis carrier is designed as a replacement for Alliance RT40-4N differential assemblies, preserving the 3.31 gear ratio and 41-spline interface to ensure proper engagement with matching axles and gears during rebuilds or repairs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBrand: Alliance\u003c\/li\u003e \u003cli\u003eModel\/Carrier: RT40-4N Front\/Rear Differential Carrier\u003c\/li\u003e \u003cli\u003eGear ratio: 3.31\u003c\/li\u003e \u003cli\u003eSpline count: 41\u003c\/li\u003e \u003cli\u003ePart\/Stock number: 8211\u003c\/li\u003e \u003cli\u003eCondition: Inspected, good\u003c\/li\u003e \u003cli\u003eFreight: $200 flat rate within the lower 48 to a business or commercial address with loading dock or forklift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Alliance","offers":[{"title":"Default Title","offer_id":42566746669142,"sku":null,"price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/24_57_a8d2e01f-d847-4ce1-8541-de23b8685e8a.png?v=1785249315"},{"product_id":"meritor-rockwell-md2014x-md2014xr247-differential-front-rear-oem-2-47-ratio","title":"Meritor Rockwell MD2014X MD2014XR247 Differential Front-rear OEM  2.47 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eTakeoff Meritor Rockwell MD2014X differential, 2.47:1 gear ratio, designed for front\/rear axle applications.\u003c\/p\u003e\n\u003cp\u003eGood used takeoff condition; OEM Meritor Rockwell part pulled from service and ready for inspection and reinstallation on compatible assemblies.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eModel: MD2014X \/ MD2014XR247\u003c\/li\u003e \u003cli\u003eGear ratio: 2.47:1\u003c\/li\u003e 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front-rear applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart: Meritor-Rockwell MD2014XR342 differential\u003c\/li\u003e\n\u003cli\u003eCondition: good used, inspected\u003c\/li\u003e\n\u003cli\u003eGear ratio: 3.42\u003c\/li\u003e\n\u003cli\u003eConfiguration: front-rear\u003c\/li\u003e\n\u003cli\u003eAvailability: for sale\u003c\/li\u003e\n\u003cli\u003eShipping: flat rate freight in the lower 48 states to a business address with a dock or forklift\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Meritor","offers":[{"title":"Default Title","offer_id":45394503237718,"sku":null,"price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/4c72e2b6-628c-4b1b-84ef-36f6c8a27c31.jpg?v=1784999484"},{"product_id":"alliance-rt40-4n-front-rear-differential-carrier-2-41-ratio","title":"Alliance RT40-4N Front Rear Differential Carrier 2.41 Ratio","description":"\u003cdiv\u003e\n\u003cp\u003eAlliance 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2022\u003c\/li\u003e\n\u003cli\u003eApplication: Commercial trucks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Meritor","offers":[{"title":"Default Title","offer_id":45394508775510,"sku":null,"price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/8370\/1590\/files\/bcd8646c-9906-4218-a225-93c2f40d6908.jpg?v=1784999484"},{"product_id":"rt40-4n-3-08-ratio-front-rear","title":"RT40-4N 3.08 Ratio Front Rear","description":"\u003cp\u003eRt40-4n front rear in 3.08 ratio.\u003c\/p\u003e","brand":"ALLIANCE","offers":[{"title":"Default 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