Remanufactured Rear Differentials For Sale in United States

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Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,200 USD

Remanufactured Rockwell RS-21-145 rear, rear differential assembly, 6.14 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered

Condition	Remanufactured
Rear End	6.14 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-21-145
Stock Number	BP TRS RS-21-145/6.
MLS Number	14050642
Category	Differentials, Rear
Last Updated	3/2/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Meritor-Rockwell MRL2014XR308 Rear Differential

$1,500 USD

Condition	Remanufactured
Rear End	3.08 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	MRL2014XR308
Stock Number	2572348
MLS Number	14159269
Category	Differentials, Rear
Last Updated	2/24/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Meritor-Rockwell RRL20145R456 Rear Differential

$1,525 USD

Condition	Remanufactured
Rear End	4.56 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	RRL20145R456
Stock Number	2572346
MLS Number	14159268
Category	Differentials, Rear
Last Updated	2/24/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Meritor-Rockwell RSL23160R391 Rear Differential

$2,275 USD

Condition	Remanufactured
Rear End	3.91 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	RSL23160R391
Stock Number	2572342
MLS Number	14159267
Category	Differentials, Rear
Last Updated	2/24/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Eaton-Spicer RSH40R370 Rear Differential

$1,975 USD

Condition	Remanufactured
Rear End	3.70 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RSH40R370
Stock Number	RHE RSH40-3.70
MLS Number	10951728
Category	Differentials, Rear
Last Updated	2/20/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

Meritor-Rockwell SQ100RR529 Rear Differential

$1,248.34 USD

Condition	Remanufactured
Rear End	5.29 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	SQ100RR529
Stock Number	REC SQ100R-5.29
MLS Number	13349562
Category	Differentials, Rear
Last Updated	2/20/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

Marmon-Herrington RR20145 Rear Differential for a Marmon Herrington

$1,560 USD

Condition	Remanufactured
Rear End	3.42 ratio
Fits To Make(s)	MARMON HERRINGTON
Stock Number	RHR RR20-145-3.42
MLS Number	10951958
Category	Differentials, Rear
Last Updated	2/10/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

Meritor-Rockwell SQ100RR342 Rear Differential

$926.34 USD

Condition	Remanufactured
Rear End	3.42 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	SQ100RR342
Stock Number	REC SQ100R-3.42
MLS Number	13606814
Category	Differentials, Rear
Last Updated	2/6/2026
Location	Lansing, IL, US
Sold By	LKQ Heavy Truck

1997 Meritor-Rockwell RS20145R411 Rear Differential

$672.34 USD

Condition	Remanufactured
Rear End	4.11 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	RS20145R411
Stock Number	2100537
MLS Number	11338463
Category	Differentials, Rear
Last Updated	2/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

Meritor-Rockwell SQ100RR342 Rear Differential

$926.34 USD

Condition	Remanufactured
Rear End	3.42 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	SQ100RR342
Stock Number	REC SQ100R-3.42
MLS Number	14129635
Category	Differentials, Rear
Last Updated	2/6/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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Eaton RDP40 Rear Differential

$1,500 USD

Remanufactured Eaton RDP40 locking rear, rear differential assembly. 3.90 ratio. 41 Spline. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered.

Condition	Remanufactured
Rear End	3.90 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RDP40
Stock Number	Ryd RDP40/3.90/41L
MLS Number	14127175
Category	Differentials, Rear
Last Updated	2/5/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton-Spicer RSP40R390 Rear Differential

$1,125 USD

Condition	Remanufactured
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RSP40R390
Stock Number	REB RSP40-3.90
MLS Number	13514859
Category	Differentials, Rear
Last Updated	2/4/2026
Location	Lansing, IL, US
Sold By	LKQ Heavy Truck

Isuzu NPR Rear Differential for a Isuzu NPRR430

$1,995 USD

Condition	Remanufactured
Rear End	4.30 ratio
Fits To Make(s)	ISUZU
Fits To Model(s)	NPRR430
Stock Number	REC NPR-4.30
MLS Number	14121969
Category	Differentials, Rear
Last Updated	2/3/2026
Location	Lansing, IL, US
Sold By	LKQ Heavy Truck

2013 Meritor-Rockwell MR2014XR355 Rear Differential

$1,243.34 USD

Condition	Remanufactured
Rear End	3.55 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	MR2014XR355
Stock Number	2314672
MLS Number	12765618
Category	Differentials, Rear
Last Updated	1/30/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

Eaton-Spicer RD404R390 Rear Differential

$2,050 USD

Condition	Remanufactured
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RD404R390
Stock Number	REB RD404-3.90
MLS Number	13684957
Category	Differentials, Rear
Last Updated	1/24/2026
Location	Lansing, IL, US
Sold By	LKQ Heavy Truck

Eaton-Spicer RD404R433 Rear Differential

$2,195 USD

Condition	Remanufactured
Rear End	4.33 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RD404R433
Stock Number	RHE RD404-4.33
MLS Number	11101559
Category	Differentials, Rear
Last Updated	1/24/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

Detroit RT40-NFDRR308 Rear Differential

$2,395.16 USD

Condition	Remanufactured
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR308
Stock Number	D2142156
MLS Number	13109450
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell QR100 Rear Differential

$1,495 USD

REBUILT QR100 4.33. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62217, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 4.33

Condition	Remanufactured
Part Number	62217
Stock Number	62217
MLS Number	14087646
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS402 Rear Differential

$1,250 USD

1 YEAR WARRANTY

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	27687
MLS Number	13206135
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

Rockwell MR20-145 Rear Differential

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.90 ratio
Stock Number	28293
MLS Number	14055557
Category	Differentials, Rear
Last Updated	1/10/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton RS402 Rear Differential

$2,195 USD

REBUILT RS402 EATON REAR DIFFERENTIAL RATIO: 3.36

Condition	Remanufactured
Rear End	3.36 ratio
Stock Number	95409
MLS Number	12989566
Category	Differentials, Rear
Last Updated	1/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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Eaton RSP40 Rear Differential

$1,495 USD

REBUILT EATON RSP40 REAR DIFFERENTIAL RATIO: 3.36

Condition	Remanufactured
Rear End	3.36 ratio
Stock Number	99737
MLS Number	14063089
Category	Differentials, Rear
Last Updated	12/28/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

Eaton RS402 Rear Differential

$1,250 USD

1 YEAR WARRANTY

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	27686
MLS Number	13206134
Category	Differentials, Rear
Last Updated	12/25/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

Rockwell RR20145 Rear Differential

$1,200 USD

REBUILT ONE YEAR WARRANTY!!!!!!

Condition	Remanufactured
Rear End	2.79 ratio
Stock Number	27353
MLS Number	12767731
Category	Differentials, Rear
Last Updated	12/25/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.