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Truck Rear Differentials for Sale

Shop new, used, and remanufactured Rear Differentials on MyLittleSalesman.com, with prices from $45 to $6,500. Filter by condition, price, or year to find the right Rear Differential closest to 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 15,750 Rear Differential Listings

1 - 25 of 15,750 listings
1 - 25 of 15,750 listings
Axle Alliance ARS210-4 Rear Differential for a 2020 Freightliner M2 106

Axle Alliance ARS210-4 Rear Differential for a 2020 Freightliner M2 106

Newly Listed
$1,395 USD
LOW MILE TAKEOUT ARS210-4 5.88 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Axle Spline Count: GET, Serial#: NA, Core Charge: 250.00, Ratio: 588
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2020
Part NumberGET
Stock Number72126-1
MLS Number14570944
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
International RA472 Rear Differential

International RA472 Rear Differential

Recently Updated
$895 USD
INSPECTED TAKEOUT RA472RR 3.91. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: 62416, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.91, Casting#: 161018R3
ConditionUsed
Rear End3.91 ratio
Part Number62416
Stock Number62416 DIFF
MLS Number14450179
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
Meritor-Rockwell RT40-145 Rear Differential for a 1996 Freightliner FLD112

Meritor-Rockwell RT40-145 Rear Differential for a 1996 Freightliner FLD112

Newly Listed
Contact for price
1996 FRTLR FLD112 MERITOR RT40-145 REAR REAR DIFF, 2.93 RATIO, NO LOCK, AIRLINER SUSPENSION, DRUM BRAKE 40000 LBS, Serial#: NA, Ratio: 2.93, Casting#: NA
ConditionUsed
Rear End2.93 ratio
Fits To Make(s)Freightliner
Fits To Model(s)FLD112
Will Fit Year(s)1996
Stock Number3873-FRTLR-5
MLS Number14570790
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
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Badger Truck Parts Ltd.
Eaton DS405 Rear Differential for a 2016 Freightliner Cascadia 125

Eaton DS405 Rear Differential for a 2016 Freightliner Cascadia 125

Newly Listed
Contact for price
2016 FRTLR CASCADIA EATON RS404 REAR REAR DIFF, 3.55 RATIO, NO LOCK, AIRLINER SUSPENSION, ABS DRUM BRAKE, 40000 LBS, Serial#: NA, Ratio: 3.55, Casting#: NA
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2016
Stock Number3915-FRTLR-5
MLS Number14570775
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
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Badger Truck Parts Ltd.
Dana-Spicer DSP41 Rear Differential for a 2007 Kenworth T300

Dana-Spicer DSP41 Rear Differential for a 2007 Kenworth T300

Newly Listed
Contact for price
2007 KW T300 DANA DSP41 REAR REAR, NO LOCK, 5.29 RATIO, HD HENDRICKSON AIR RIDE SUSPENSION, ABS DRUM BRAKE, 46000 LBS, Serial#: NA, Ratio: 5.29, Casting#: NA
ConditionUsed
Rear End5.29 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T300
Will Fit Year(s)2007
Stock Number3933-KW-4
MLS Number14570762
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
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Badger Truck Parts Ltd.
Axle Alliance RT40.0-4 Rear Differential for a Freightliner Columbia 120

2008 Axle Alliance RT40.0-4 Rear Differential for a Freightliner Columbia 120

Recently Updated
$908 USD
(USED) Alliance Axle RT40.0-4 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: R6813510805
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)COLUMBIA 120
Stock Number25679511
MLS Number13029662
CategoryDifferentials, Rear
Last Updated8/28/2026
Location
Kansas City, MO, 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
R15-2N, 4.10 Ratio, S/N 742820A112120, PULLOUT. PRICE FOR DIFF ONLY, HOUSING SOLD SEPARATELY
ConditionUsed
Rear End4.10 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)MT55 Chassis
Stock NumberUPS-148365-3
MLS Number14291730
CategoryDifferentials, Rear
Last Updated8/27/2026
Location
Dinuba, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Meritor-Rockwell MT40-14X Rear Differential for a 2024 Freightliner Cascadia 126

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

Newly Listed
Contact for price
(Used) 2024 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00054-162, Serial Number: DRA25561828, Make: Meritor, Model: MT40-14X, Ratio: 2.28, Capacity: 20,000 Lbs...
ConditionUsed
Rear End2.28 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2024
Part NumberC11-00054-162
Stock NumberP-512175
MLS Number14568888
CategoryDifferentials, Rear
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell RT40-145 Rear Differential for a 2014 Freightliner Cascadia 125

Meritor-Rockwell RT40-145 Rear Differential for a 2014 Freightliner Cascadia 125

Newly Listed
Contact for price
(Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-28802-264, Serial Number: FOR02163641, Make: Meritor, Model: RT40-145, Ratio: 2.64, Capacity: 20,000 Lbs...
ConditionUsed
Rear End2.64 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Part NumberS11-28802-264
Stock NumberP-512157
MLS Number14568870
CategoryDifferentials, Rear
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit DA-RT-40.0-4 Rear Differential for a 2018 Freightliner Cascadia 126

Detroit DA-RT-40.0-4 Rear Differential for a 2018 Freightliner Cascadia 126

Newly Listed
$2,295 USD
DART400 2.28 RATIO LOCKER, WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Axle Spline Count: NA, Serial#: NA, Core Charge: 250.00, Ratio: 2.28
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberNA
Stock Number82821-4
MLS Number14568580
CategoryDifferentials, Rear
Last Updated8/27/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
Meritor MR2014X Rear Differential for a 2017 International PROSTAR+ 122

Meritor MR2014X Rear Differential for a 2017 International PROSTAR+ 122

Recently Updated
$1,000 USD
GOOD USED, Core Charge: 500, Ratio: 3.55
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)INTERNATIONAL
Fits To Model(s)PROSTAR+ 122
Will Fit Year(s)2017
Stock Number2A2E59043
MLS Number14546633
CategoryDifferentials, Rear
Last Updated8/27/2026
Location
Ste-Julie, QC, Canada
Sold By
Camions Lussier-Lussicam inc.
(844) 503-___  SHOW
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Camions Lussier-Lussicam inc.
Meritor MD2014X Rear Differential for a 2017 International PROSTAR+ 122

Meritor MD2014X Rear Differential for a 2017 International PROSTAR+ 122

Recently Updated
Contact for price
VERIFICATION PENDING, Ratio: 3.55
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)INTERNATIONAL
Fits To Model(s)PROSTAR+ 122
Will Fit Year(s)2017
Stock Number2A1E59043
MLS Number14546631
CategoryDifferentials, Rear
Last Updated8/28/2026
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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