Truck Rear Differentials for Sale

2000 Meritor RR20145 Rear Differential for a Western Star 4900FA

$434 USD

(USED) Meritor RR20145 Ratio: VERIFY Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-S-1865

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	4900FA
Stock Number	25837709
MLS Number	13793491
Category	Differentials, Rear
Last Updated	9/4/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2015 Axle Alliance RT40.0-4 Rear Differential for a Freightliner Cascadia

$250 USD

(USED) Alliance Axle RT40.0-4 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: R6813510805

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25858557
MLS Number	13793417
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2009 Eaton RSP40 Rear Differential for a Peterbilt 386

$317 USD

(USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	N/A
Stock Number	25829740
MLS Number	13737748
Category	Differentials, Rear
Last Updated	9/6/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2011 Meritor-Rockwell RS23161R391 Rear Differential

$1,050 USD

INSPECTED 9/2/25

Condition	Used
Rear End	3.91 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	RS23161R391
Stock Number	2551432
MLS Number	13790986
Category	Differentials, Rear
Last Updated	9/3/2025
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

2006 Axle Alliance RT40.0-4 Rear Differential for a Sterling A9513

$908 USD

(USED) Alliance Axle RT40.0-4 Ratio: 3.73 Side Gear Splines: 41 W/ Locker: NO Cast#: R6813510805

Condition	Used
Fits To Make(s)	Sterling
Fits To Model(s)	A9513
Stock Number	25857692
MLS Number	13790557
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2013 Eaton P20060 Rear Differential for a Kenworth K370

$574 USD

(USED) Eaton P20060 Ratio: 5.29 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	K370
Stock Number	25842513
MLS Number	13787787
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2006 Meritor RR20145 Rear Differential for a Western Star 4900FA

$360 USD

(USED) Meritor RR20145 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY Ref# N/A

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	4900FA
Part Number	N/A
Stock Number	25847174
MLS Number	13787760
Category	Differentials, Rear
Last Updated	8/30/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2010 Axle Alliance RT40.0-4 Rear Differential for a Freightliner Columbia 120

$815 USD

(USED) Alliance Axle RT40.0-4 Ratio: 3.58 Side Gear Splines: 41 W/ Locker: NO Cast#: R6813510805 Ref# N/A

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	COLUMBIA 120
Part Number	N/A
Stock Number	25851186
MLS Number	13787693
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2020 Meritor RS19144 Rear Differential for a Hino 268

$325 USD

(USED) Meritor RS19144 Ratio: 5.57 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-K-1675

Condition	Used
Fits To Make(s)	Hino
Fits To Model(s)	268
Stock Number	25851667
MLS Number	13787601
Category	Differentials, Rear
Last Updated	9/5/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2007 Eaton RSP40 Rear Differential for a Peterbilt 387

$350 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Stock Number	25844101
MLS Number	13785961
Category	Differentials, Rear
Last Updated	8/29/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2017 Alliance ART-40 Rear Differential for a Freightliner Cascadia

$1,250 USD

GTO

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	27595
MLS Number	13056559
Category	Differentials, Rear
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

2019 Meritor MR2014X Rear Differential for a Freightliner Cascadia

$325 USD

(USED) Meritor MR2014X Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-F-2216

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25814901
MLS Number	13759026
Category	Differentials, Rear
Last Updated	8/28/2025
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

2000 Meritor RR20145 Rear Differential for a Sterling A9522

$998 USD

(USED) Meritor RR20145 Ratio: 3.73 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-S-1865 Ref# N/A

Condition	Used
Fits To Make(s)	Sterling
Fits To Model(s)	A9522
Part Number	N/A
Stock Number	25849742
MLS Number	13780645
Category	Differentials, Rear
Last Updated	8/27/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2015 Eaton RSP41 Rear Differential for a Kenworth T680

$750 USD

RSP 410 REARS 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	28165
MLS Number	13759159
Category	Differentials, Rear
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

2022 Alliance RT40-NFD Rear Differential for a Freightliner Cascadia

$1,250 USD

ALLIANCE REAR REAR WITH OILER

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28142
MLS Number	13741044
Category	Differentials, Rear
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

Rockwell RR20145 Rear Differential

$1,250 USD

REBUILT 1 YEAR WARRANTY, !!!!!!!!!!!!!!!!!!!!! CANT FIND !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Condition	Remanufactured
Rear End	4.33 ratio
Stock Number	24591
MLS Number	10535043
Category	Differentials, Rear
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Alliance RTL40-4NR253 Rear Differential

$1,350.34 USD

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RTL40-4NR253
Stock Number	2403327
MLS Number	13019962
Category	Differentials, Rear
Last Updated	8/22/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell RD20140 Rear Differential for a 2007 Freightliner Columbia 120

$795 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300.00, Ratio: 321

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Columbia 120
Will Fit Year(s)	2007
Part Number	20-145
Stock Number	81525-2
MLS Number	13774797
Category	Differentials, Rear
Last Updated	8/22/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2006 Eaton RSP40 Rear Differential for a Peterbilt 387

$350 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 511329 Ref# 511329

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Part Number	511329
Stock Number	25797004
MLS Number	13774673
Category	Differentials, Rear
Last Updated	8/22/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(833) 432-___ SHOW
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Eaton S23-190D Rear Differential

$1,300 USD

2.69 Ratio Locker

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	S23-190D
Stock Number	R12190452
MLS Number	13772938
Category	Differentials, Rear
Last Updated	8/21/2025
Location	Spokane Valley, WA, US
Sold By	Spalding Truck Parts

2015 Meritor MR2014X Rear Differential for a Volvo VNL

$375 USD

(USED) Meritor MR2014X Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200F2216

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Stock Number	25769550
MLS Number	13772579
Category	Differentials, Rear
Last Updated	8/21/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2012 Meritor MS1914X Rear Differential for a Freightliner M2 106

$1,150 USD

(USED) Meritor MS1914X Ratio: 6.14 Side Gear Splines: 39 W/ Locker: NO Cast#: 3200-K-1875

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Stock Number	25845022
MLS Number	13772554
Category	Differentials, Rear
Last Updated	8/21/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2015 Spicer 21060S Rear Differential for a International 4300

$950 USD

GTO

Condition	Used
Rear End	4.11 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	4300
Stock Number	27386
MLS Number	12847494
Category	Differentials, Rear
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton 17221 Rear Differential for a 1977 Ford LN750

$1,295 USD

GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE (CONFIRM SIDE GEAR), Serial#: NA, Core Charge: 500.00, Ratio: 6.50, Casting#: NA

Condition	Used
Rear End	6.50 ratio
Fits To Make(s)	Ford
Fits To Model(s)	LN750
Will Fit Year(s)	1977
Part Number	17221
Stock Number	81425-3
MLS Number	13768929
Category	Differentials, Rear
Last Updated	8/20/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts