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Truck Rear Differentials for Sale

Find available new, used, and remanufactured Rear Differentials on MyLittleSalesman.com, with prices from $45 to $6,500. Use filters for condition, price, or year to narrow and find the right Rear Differential available near you. 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 15,926 Rear Differential Listings

1 - 25 of 15,926 listings
1 - 25 of 15,926 listings
Dana S23-170 Rear Differential for a 2009 International 4400

Dana S23-170 Rear Differential for a 2009 International 4400

Newly Listed
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(Used) 2009 International 4400, DIFFERENTIAL GEARS ONLY- Part Number: 512314, Serial Number: HN03230800, Make: Spicer, Model: S23-170, Ratio: 5.25, Capacity: 20,000 Lbs, Reference images for...
ConditionUsed
Rear End5.25 ratio
Fits To Make(s)International
Fits To Model(s)4400
Will Fit Year(s)2009
Part Number512314
Stock NumberP-514015
MLS Number14630033
CategoryDifferentials, Rear
Last Updated9/29/2026
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 Freightliner Cascadia 126

Meritor-Rockwell MT40-14X Rear Differential for a 2024 Freightliner Cascadia 126

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(Used) 2024 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00044-261, Serial Number: DRA24360130, Make: Meritor, Model: MT40-14X, Ratio: 3.42, Capacity: 20,000 Lbs...
ConditionUsed
Rear End3.42 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2024
Part NumberC11-00044-261
Stock NumberP-513922
MLS Number14629939
CategoryDifferentials, Rear
Last Updated9/29/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Mack CRD92 Rear Differential for a 2004 Mack CV713 Granite

Mack CRD92 Rear Differential for a 2004 Mack CV713 Granite

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(Used) 2004 Mack CV713 Granite, REAR DIFFERENTIAL GEARS ONLY- Serial Number: EGH05145707, Part Number: A3121E2865, Make: Mack, Model: CRD92, Ratio: 4.58, Capacity: 23,000 Lbs, Reference...
ConditionUsed
Rear End4.58 ratio
Fits To Make(s)Mack
Fits To Model(s)CV713 Granite
Will Fit Year(s)2004
Part NumberA3121E2865
Stock NumberP-511289
MLS Number14545517
CategoryDifferentials, Rear
Last Updated9/29/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell RS23160 Rear Differential for a 2019 Freightliner Cascadia 116 Day Cab

Meritor-Rockwell RS23160 Rear Differential for a 2019 Freightliner Cascadia 116 Day Cab

Recently Updated
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(Used) 2019 Freightliner Cascadia 116 Day Cab, DIFFERENTIAL GEARS ONLY- Part Number: C11-00056-212, Serial Number: FOR05056628, Make: Meritor, Model: RS23-160, Ratio: 3.07, Capacity: 23,000...
ConditionUsed
Rear End3.07 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 116 Day Cab
Will Fit Year(s)2019
Part NumberC11-00056-212
Stock NumberP-115005
MLS Number14028371
CategoryDifferentials, Rear
Last Updated9/29/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Eaton DS404 Rear Differential for a 2000 Peterbilt 379

Eaton DS404 Rear Differential for a 2000 Peterbilt 379

Newly Listed
$695 USD
USED T.O RS404 3.70 RATIO, WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Axle Spline Count: GET, Serial#: GET, Core Charge: 250.00, Ratio: 370
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2000
Part NumberGET
Stock Number90926-4
MLS Number14629772
CategoryDifferentials, Rear
Last Updated9/29/2026
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 2024 Peterbilt 579

Meritor-Rockwell MT-40-14X Rear Differential for a 2024 Peterbilt 579

Recently Updated
$1,495 USD
LOW MILE TAKEOUT,LOCKER (20-145 STYLE CASE) 90 DAY WARRANTY EXCHANGE, Ratio: 3.08, Casting#: NA, Serial#: NA, Core Charge: 750.00
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)579
Will Fit Year(s)2024
Part Number20-14X
Stock Number110524-5
MLS Number13992296
CategoryDifferentials, Rear
Last Updated9/29/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Eaton D46-170 Rear Differential for a 2016 Peterbilt 579

Eaton D46-170 Rear Differential for a 2016 Peterbilt 579

Newly Listed
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2016 PETE 579 SPICER D46-170 REAR REAR DIFF, 3.73 RATIO, WITH LOCK, ABS, DRUM BRAKE PACCAR SUSPENSION, 40000 LBS, Serial#: NA, Ratio: 3.73
ConditionUsed
Rear End3.73 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)579
Will Fit Year(s)2016
Stock Number3778-PETE-6
MLS Number14629682
CategoryDifferentials, Rear
Last Updated9/29/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
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Badger Truck Parts Ltd.
Meritor MR2014X Rear Differential for a International Prostar

2013 Meritor MR2014X Rear Differential for a International Prostar

Recently Updated
$395 USD
(USED) Meritor MR2014X Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200F2216 Ref# 3200F2216
ConditionUsed
Fits To Make(s)International
Fits To Model(s)PROSTAR
Part Number3200F2216
Stock Number25398967
MLS Number11960341
CategoryDifferentials, Rear
Last Updated9/28/2026
Location
Winimac, IN, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Vander Haag's Inc.
Meritor-Rockwell RS21-145N Rear Differential for a 2005 Freightliner M2 106

Meritor-Rockwell RS21-145N Rear Differential for a 2005 Freightliner M2 106

Newly Listed
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(Used) 2005 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: S11-16194-557, Serial Number: AVA05001275, Make: Meritor, Model: RS21-145N, Ratio: 5.57, Capacity: 20,000 Lbs,...
ConditionUsed
Rear End5.57 ratio
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2005
Part NumberS11-16194-557
Stock NumberP-513899
MLS Number14628783
CategoryDifferentials, Rear
Last Updated9/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor ME20165 Rear Differential for a Freightliner Cascadia

2015 Meritor ME20165 Rear Differential for a Freightliner Cascadia

Price Drop $350 USD
(USED) Meritor ME20165 Ratio: 2.50 Side Gear Splines: 46 W/ Locker: YES Cast#: 3200S1891 Ref# 3200S1891
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)CASCADIA
Part Number3200S1891
Stock Number25401691
MLS Number12041120
CategoryDifferentials, Rear
Last Updated9/27/2026
Location
Winimac, IN, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Vander Haag's Inc.
Axle Alliance RS15-2N Rear Differential for a Freightliner MT55 Chassis

2010 Axle Alliance RS15-2N Rear Differential for a Freightliner MT55 Chassis

Recently Updated
$650 USD
Alliance R15-2N, 4.10 Ratio, S/N DRH09706368, Pullout. DIFF ONLY, HOUSING SOLD SEPARATELY
ConditionUsed
Rear End4.10 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)MT55 Chassis
Stock NumberUPS-148308-3
MLS Number14291406
CategoryDifferentials, Rear
Last Updated9/27/2026
Location
Dinuba, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Axle Alliance RS15-2N Rear Differential for a Freightliner MT55 Chassis

2009 Axle Alliance RS15-2N Rear Differential for a Freightliner MT55 Chassis

Recently Updated
$650 USD
R15-2N, 4.10 Ratio, S/N 742820A100320, PULLOUT. PRICE IS FOR DIFFERENTIAL ONLY.
ConditionUsed
Rear End4.10 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)MT55 Chassis
Stock NumberUPS-144506-3
MLS Number14290917
CategoryDifferentials, Rear
Last Updated9/27/2026
Location
Dinuba, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
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Garabedian Equipment
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