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Truck Rear Differentials for Sale

Shop new, used, and remanufactured Rear Differentials on MyLittleSalesman.com, with prices from $45 to $6,000. Filter by condition, price, or year to surface nearby deals on Rear Differentials that meet your requirements. 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 13,826 Rear Differential Listings

1 - 25 of 13,826 listings
1 - 25 of 13,826 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
(844) 402-___  SHOW
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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

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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
(844) 402-___  SHOW
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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
(844) 402-___  SHOW
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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
(833) 541-___  SHOW
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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
(833) 541-___  SHOW
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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
(833) 541-___  SHOW
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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
(855) 794-___  SHOW
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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
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(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
(844) 402-___  SHOW
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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
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Dana 26105S Rear Differential for a 2003 International 4400

Dana 26105S Rear Differential for a 2003 International 4400

Recently Updated
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(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
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
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