Truck Rear Differentials for Sale

Explore marketplace listings for new, used, and remanufactured Rear Differentials on MyLittleSalesman.com, with prices from $45 to $6,000. Filter by condition, price, or year to refine by spec. Browse complete rear differential assemblies for semi trucks and heavy duty commercial vehicles. Find single, tandem, and inter-axle differentials from Meritor, Dana Spicer, Eaton, and other manufacturers.
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Showing 1 - 25 of 13,860 Rear Differential Listings

1 - 25 of 13,860 listings
1 - 25 of 13,860 listings
Meritor-Rockwell RD23-160 Rear Differential for a 2019 Peterbilt 389

Meritor-Rockwell RD23-160 Rear Differential for a 2019 Peterbilt 389

Newly Listed
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(Used) 2019 Peterbilt 389, REAR DIFFERENTIAL GEARS ONLY- Part Number: 3200S1891, Serial Number: TBD, Make: Meritor, Model: RD23-160, Ratio: 3.91, Capacity: 23,000 Lbs, Reference images for...
ConditionUsed
Rear End3.91 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)389
Will Fit Year(s)2019
Part Number3200S1891
Stock NumberP-511004
MLS Number14534780
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Detroit RT40-NFD-N Rear Differential for a 2019 Freightliner Cascadia 126

Detroit RT40-NFD-N Rear Differential for a 2019 Freightliner Cascadia 126

Newly Listed
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(Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-621, Serial Number: 771195A0114320, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.16, Capacity:...
ConditionUsed
Rear End2.16 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-621
Stock NumberP-510994
MLS Number14534770
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Eaton RS402 Rear Differential for a 1996 Peterbilt 378

Eaton RS402 Rear Differential for a 1996 Peterbilt 378

Recently Updated
$899.98 USD
(Used) 1996 Peterbilt 378, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: 03-06569-2A0000390, Serial Number: H952996403, Make: Eaton, Model: RS402, Ratio: 3.90, Capacity: 19,000 Lbs,...
ConditionUsed
Rear End3.90 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Part Number03-06569-2A0000390
Stock NumberP-112352
MLS Number13867913
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Dana-Spicer W230S Rear Differential for a 1994 International 8100

Dana-Spicer W230S Rear Differential for a 1994 International 8100

Newly Listed
$695 USD
W230S 3.54 RATIO USED T.O, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Ratio: 3.54
ConditionUsed
Rear End3.54 ratio
Fits To Make(s)International
Fits To Model(s)8100
Will Fit Year(s)1994
Stock Number80726-4
MLS Number14534448
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
Meritor-Rockwell QR100 Rear Differential

Meritor-Rockwell QR100 Rear Differential

Recently Updated
$1,495 USD
QR100 4.63 41 SPL.S.G. EXTENED WARRANTY AVAILABLE 12 MONTH PARTS AND LABOR, Ratio: 4.63, Casting#: 3200-M-1313, Axle Spline Count: 41, Serial#: 62230
ConditionRemanufactured
Rear End4.63 ratio
Part Number62230
Stock Number62230
MLS Number13999931
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
Meritor-Rockwell SLHDRR Rear Differential

Meritor-Rockwell SLHDRR Rear Differential

Recently Updated
$1,095 USD
RECON SLHDRR 6.17. 1ST 6MONTHS PARTS AND LABOR WARRANTY LAST 6 MONTHS PARTS ONLY WARRANTY EXTENDED WARRANTY AVAILABLE., Casting#: 14835, Axle Spline Count: 21, Serial#: 14835, Core Charge:...
ConditionRemanufactured
Part Number14835
Stock Number14835
MLS Number13541579
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
Detroit DA-RT-40.0-4S Rear Differential for a Unmarked N/A

Detroit DA-RT-40.0-4S Rear Differential for a Unmarked N/A

Recently Updated
$900 USD
DA-RT-40.0-4 (RT40-NFD) Rear - 2.85 Ratio - Core - Grade C - Blown Side Gear Pinions, Ring Gear Carrier Cracked.
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Unmarked
Fits To Model(s)N/A
Stock Number4539290
MLS Number13892979
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
Detroit RT40-NFD Rear Differential for a 2022 Freightliner Cascadia 126

Detroit RT40-NFD Rear Differential for a 2022 Freightliner Cascadia 126

Newly Listed
Contact for price
(Used) 2022 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-615, Serial Number: 771195B0268375, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity: 20,000...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberC11-00051-615
Stock NumberP-510910
MLS Number14533334
CategoryDifferentials, Rear
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Meritor-Rockwell MT40-14X Rear Differential for a 2024 Western Star 47X

Meritor-Rockwell MT40-14X Rear Differential for a 2024 Western Star 47X

Recently Updated
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(Used) 2024 Western Star 47X, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00044-258, Serial Number: FOR08443121, Make: Meritor/Rockwell, Model: MT40-14X, Ratio: 4.33, Capacity: 20,000 Lbs...
ConditionUsed
Rear End4.33 ratio
Fits To Make(s)Western Star
Fits To Model(s)47X
Will Fit Year(s)2024
Part NumberC11-00044-258
Stock NumberP-498976
MLS Number14220157
CategoryDifferentials, Rear
Last Updated8/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Dana 26105S Rear Differential for a 2003 International 4400

Dana 26105S Rear Differential for a 2003 International 4400

Recently Updated
Contact for price
(Used) 2003 International 4400, DIFFERENTIAL GEARS ONLY- Part Number: 214902, Serial Number: HN00856756, Make: Spicer, Model: 26105S, Ratio: 5.25, Capacity: 26,000 Lbs, For more...
ConditionUsed
Rear End5.25 ratio
Fits To Make(s)International
Fits To Model(s)4400
Will Fit Year(s)2003
Part Number214902
Stock NumberP-108692
MLS Number13752240
CategoryDifferentials, Rear
Last Updated8/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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