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Truck Rear Differentials for Sale

Browse 15,979 new, used, and remanufactured Rear Differentials on MyLittleSalesman.com, with prices from $45 to $8,995. Filter by condition, price, or year to lock in the right Rear Differential. 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 15,979 Rear Differential Listings

1 - 25 of 15,979 listings
1 - 25 of 15,979 listings
Detroit RT40-4N Rear Differential for a 2016 Freightliner Cascadia 125

Detroit RT40-4N Rear Differential for a 2016 Freightliner Cascadia 125

Newly Listed
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(Used) 2016 Freightliner Cascadia 125, COMPLETE TANDEM CUTOFF- Part Number: C11-00042-606, Serial Number: 771AAC-A155353T, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity: 20,000 Lbs,...
ConditionUsed
Rear End2.41 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2016
Part NumberC11-00042-606
Stock NumberP-516824
MLS Number14713300
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Mack CRD93 Rear Differential for a 2005 Mack CV713 Granite

Mack CRD93 Rear Differential for a 2005 Mack CV713 Granite

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(Used) 2005 Mack CV713 Granite, REAR DIFFERENTIAL GEARS ONLY- Part Number: 64KH5104, Serial Number: TBD, Make: Mack, Model: CRD93, Ratio: 4.64, Capacity: 23,000 Lbs, Reference images for...
ConditionUsed
Rear End4.64 ratio
Fits To Make(s)Mack
Fits To Model(s)CV713 Granite
Will Fit Year(s)2005
Part Number64KH5104
Stock NumberP-516812
MLS Number14713288
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Differential for a 2018 Freightliner M2 106

Detroit RT40-4N Rear Differential for a 2018 Freightliner M2 106

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(Used) 2018 Freightliner M2 106, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-031, Serial Number: 771AAC-A233152T, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs,...
ConditionUsed
Rear End4.78 ratio
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2018
Part NumberC11-00042-031
Stock NumberP-509831
MLS Number14506943
CategoryDifferentials, Rear
Last Updated11/3/2026
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 2016 Volvo VNL

Meritor-Rockwell MT40-14X Rear Differential for a 2016 Volvo VNL

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(Used) 2016 Volvo VNL, REAR DIFFERENTIAL GEARS ONLY- Part Number: 21620848, Serial Number: SFOR03112483, Make: Meritor, Model: MT40-14X, Ratio: 3.08, Capacity: 20,000 Lbs, Reference images...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Volvo
Fits To Model(s)VNL
Will Fit Year(s)2016
Part Number21620848
Stock NumberP-497084
MLS Number14144380
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Meritor-Rockwell RS23160 Rear Differential for a 2005 Sterling A9500

Meritor-Rockwell RS23160 Rear Differential for a 2005 Sterling A9500

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(Used) 2005 Sterling A9500, DIFFERENTIAL GEARS ONLY- Part Number: RS23160NFNN53S, Serial Number: AVA04204851, Make: Meritor/Rockwell, Model: RS23-160, Ratio: 3.91, Capacity: 21,000 Lbs, For...
ConditionUsed
Rear End3.91 ratio
Fits To Make(s)Sterling
Fits To Model(s)A9500
Will Fit Year(s)2005
Part NumberRS23160NFNN53S
Stock NumberP-491900
MLS Number14056543
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell 40-145 Rear Differential for a 2008 Peterbilt 386

Meritor-Rockwell 40-145 Rear Differential for a 2008 Peterbilt 386

Newly Listed
$1,250 USD
20-145 USED TAKEOUT, 3.73 RATIO, LOCKER, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY., Axle Spline Count: GET, Serial#: GET, Core Charge: 250.00, Ratio: 3.73
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)386
Will Fit Year(s)2008
Stock Number101726-3
MLS Number14713103
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Eaton ST521 Rear Differential

Eaton ST521 Rear Differential

Newly Listed
$8,995 USD
REBUILT ST521 6.17/8.40. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 36, Serial#: 62631, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 6.17/8.40
ConditionRemanufactured
Part Number62631
Stock Number62631
MLS Number14713100
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell MT-40-14X Rear Differential for a 2020 Freightliner Cascadia 126

Meritor-Rockwell MT-40-14X Rear Differential for a 2020 Freightliner Cascadia 126

Newly Listed
$695 USD
20-14X 3.25 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Ratio: 3.25
ConditionUsed
Rear End3.25 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Stock Number101526-2
MLS Number14713087
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell RR20-145 Rear Differential

Meritor-Rockwell RR20-145 Rear Differential

Recently Updated
$1,295 USD
REBUILT RR20-145 3.42.12 MONTH PARTS AND LABOR WARRANTY EXTENDED WARRANTY AVAILABLE, Casting#: 3200K1675, Axle Spline Count: 41, Serial#: 62588, Core Charge: 250.00 EXCHANGE
ConditionRemanufactured
Part Number62588
Stock Number62588
MLS Number14531633
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
Mercedes-Benz ART400-4 Rear Differential for a 2007 Sterling A9500

Mercedes-Benz ART400-4 Rear Differential for a 2007 Sterling A9500

Recently Updated
$1,495 USD
GOOD INSPECTED TAKEOUT/ LOCKER DIFFERENTIAL, Ratio: 3.58, Casting#: NA, Serial#: NA
ConditionUsed
Rear End3.58 ratio
Fits To Make(s)Sterling
Fits To Model(s)A9500
Will Fit Year(s)2007
Stock Number71025-4
MLS Number13700050
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell MS19-14X Rear Differential for a 2014 Hino 268

Meritor-Rockwell MS19-14X Rear Differential for a 2014 Hino 268

Recently Updated
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(Used) 2014 Hino 268, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: S420807500, Serial Number: FOR02470251, Make: Meritor, Model: MS19-14X, Ratio: 5.57, Capacity: 19,000 Lbs, For more...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Hino
Fits To Model(s)268
Will Fit Year(s)2014
Part NumberS420807500
Stock NumberP-102419
MLS Number13587127
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Meritor-Rockwell RS23161 Rear Differential for a 2021 Freightliner M2 106

Meritor-Rockwell RS23161 Rear Differential for a 2021 Freightliner M2 106

Recently Updated
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(Used) 2021 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00056-168, Serial Number: DRA21197792, Make: Meritor, Model: RS23-161, Ratio: 5.38, Capacity: 23,000 Lbs,...
ConditionUsed
Rear End5.38 ratio
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2021
Part NumberC11-00056-168
Stock NumberP-113870
MLS Number13977761
CategoryDifferentials, Rear
Last Updated11/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Rockwell RRL23164 Rear Differential for a 2016 Freightliner CASCADIA PX125064S T

Rockwell RRL23164 Rear Differential for a 2016 Freightliner CASCADIA PX125064S T

Newly Listed
$1,450 USD
GOOD USED, Core Charge: 100, Ratio: 3.91
ConditionUsed
Rear End3.91 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)CASCADIA PX125064S T
Will Fit Year(s)2016
Stock Number2A2E59207
MLS Number14711826
CategoryDifferentials, Rear
Last Updated11/2/2026
Location
Ste-Julie, QC, Canada
Sold By
Camions Lussier-Lussicam inc.
(844) 503-___  SHOW
NUMBERCall Seller
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Camions Lussier-Lussicam inc.
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