Rear Differentials For Sale

8001 - 8025 of 16,601 listings

2007 Eaton-Spicer Rear Differential for a Eaton-Spicer RS404R336

$807.34 USD

Condition	Remanufactured
Rear End	3.36 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404R336
Stock Number	2467964
MLS Number	13862548
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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2018 Meritor MR2014X Rear Differential for a Peterbilt 579

$998 USD

(USED) Meritor MR2014X Ratio: 3.42 Side Gear Splines: 41 W/ Locker: YES Cast#: 3200-F-1878

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25526943
MLS Number	12393055
Category	Differentials, Rear
Last Updated	1/7/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2014 Alliance R21-4N Rear Differential for a Freightliner M2 106

$1,795 USD

USED ALLIANCE R21-4N REAR REAR DIFFERENTIAL, RATIO 5.22. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED.

Condition	Used
Rear End	5.22 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	M2 106
Stock Number	96614
MLS Number	13085256
Category	Differentials, Rear
Last Updated	1/6/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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

$600 USD

Good used Rockwell RS-21-145 rear, rear differential assembly. 5.57 ratio. 90 day guarantee for swap or refund

Quantity	2
Condition	Used
Rear End	5.57 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-21-145
Stock Number	Ryd RS-21-145/5.57/
MLS Number	10643517
Category	Differentials, Rear
Last Updated	1/6/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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2016 Meritor-Rockwell MR2014XR247 Rear Differential

$450.15 USD

USED MR2014XR247 REAR REAR DIFFERENTIAL ASSY

Condition	Used
Rear End	2.47 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	MR2014XR247
Stock Number	2474631
MLS Number	13649066
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell SQ100RR373 Rear Differential

$878.34 USD

Condition	Remanufactured
Rear End	3.73 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	SQ100RR373
Stock Number	2583827
MLS Number	14071557
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell MR2014XR370 Rear Differential

$595.15 USD

Condition	Remanufactured
Rear End	3.70 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	MR2014XR370
Stock Number	2582844
MLS Number	14071556
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RSH40R355 Rear Differential

$1,042.34 USD

Condition	Remanufactured
Rear End	3.55 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RSH40R355
Stock Number	2532702
MLS Number	14071545
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell RSL23180R321 Rear Differential

$1,867.34 USD

Condition	Remanufactured
Rear End	3.21 ratio
Fits To Make(s)	MERITOR-ROCKWELL
Fits To Model(s)	RSL23180R321
Stock Number	1527196
MLS Number	10936117
Category	Differentials, Rear
Last Updated	4/29/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Eaton RS454 Rear Differential

$500 USD

Good used Eaton RS454 Rear, Rear Differential Assembly. 5.29 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RS454
Stock Number	Ryd RS454/5.29/41
MLS Number	13585361
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Spicer S135-S Rear Differential

$750 USD

Good used Spicer S135-S rear, rear differential assembly with emergency brake. 4.78 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	SPICER
Fits To Model(s)	S135-S
Stock Number	Ryd S-135-S/4.78/36
MLS Number	13585359
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Nissan UD Rear Differential

$600 USD

Good used NissanUD rear, rear differential assembly. 5.14 ratio. 34 spline axles. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.14 ratio
Fits To Make(s)	NISSAN
Fits To Model(s)	UD
Stock Number	Ryd UD/5.14/34
MLS Number	13478981
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Nissan UD Rear Differential

$600 USD

Good used Nissan UD rear, rear differential assembly. 6.17 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	6.17 ratio
Fits To Make(s)	NISSAN
Fits To Model(s)	UD
Stock Number	Ryd UD/6.17/42
MLS Number	13478980
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Rockwell SUDD Rear Differential

$1,100 USD

Good used Rockwell SUDD rear, rear differential assembly. 6.38 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	6.38 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	SUDD
Stock Number	Ryd SUDD/6.38/46
MLS Number	13426327
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Eaton 21060-S Rear Differential

$500 USD

Good used Eaton 21060-S Rear, Rear Differential Assembly. 6.50 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	6.50 ratio
Fits To Make(s)	EATON
Fits To Model(s)	21060-S
Stock Number	Ryd 21060-S/6.50/39
MLS Number	13363032
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Alliance R21-4N Rear Differential

$750 USD

Good used Alliance R21-4N Rear, rear Differential Assembly. 6.14 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	6.14 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	R21-4N
Stock Number	Ryd R21-4N/6.14/46
MLS Number	13363031
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Spicer S23-170 Rear Differential

$1,500 USD

Good used Spicer S23-170 rear, rear differential assembly. 6.83 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	6.83 ratio
Fits To Make(s)	SPICER
Fits To Model(s)	S23-170
Stock Number	Ryd S23-170/6.83/46
MLS Number	13363028
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Meritor MS-113 Rear Differential

$850 USD

Good used Meritor MS-113 rear, rear differential assembly. 4.78 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	MERITOR
Fits To Model(s)	MS-113
Stock Number	Ryd MS113/4.78/37
MLS Number	13316077
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Spicer Rear Differential for a Spicer S23-190

$1,250 USD

Good used Spicer S23190 rear, rear differential assembly. 2.53 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	SPICER
Fits To Model(s)	S23-190
Stock Number	Ryd S23-190/2.53/46
MLS Number	13297072
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Alliance RT40-4N Rear Differential

$1,100 USD

Good used Alliance R40-4N Rear, rear Differential Assembly. 3.58 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	Ryd RT-40-4N/3.58/4
MLS Number	13235500
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Rockwell RS17144 Rear Differential for a Rockwell RS-17-144

$500 USD

Good used Rockwell RS-17-144 rear, rear differential assembly with parking brake. 3.90 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-17-144
Stock Number	Ryd RS-17-144/3.90/
MLS Number	13235499
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Rockwell RSL-20-145 Rear Differential

$750 USD

Good used Rockwell RSL-20-145 full locking rear, rear differential assembly. 4.11 ratio. 90 day guarantee for swap or refund

Quantity	3
Condition	Used
Rear End	4.11 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RSL-20-145
Stock Number	Ryd RSL-20-145/4.11
MLS Number	13235498
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Rockwell RS20145 Rear Differential for a Rockwell RS-20-145

$500 USD

Good used Rockwell RS-20-145 rear, rear differential assembly. 3.07 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.07 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-20-145
Stock Number	Ryd RS-20145/3.07/4
MLS Number	13191714
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Eaton 26105-D Rear Differential

$850 USD

Good used Eaton 261050-D Full locking Rear, Rear Differential Assembly. 5.25 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.25 ratio
Fits To Make(s)	EATON
Fits To Model(s)	26105-D
Stock Number	Ryd 26105-D/5.25/36
MLS Number	13191709
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Eaton 21065-S Rear Differential

$500 USD

Good used Eaton 21065-S Rear, Rear Differential Assembly 5.29 Ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	EATON
Fits To Model(s)	21065-S
Stock Number	Ryd 21065-S/5.29/41
MLS Number	13162506
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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