Truck Rear Differentials for Sale

Meritor MR2014X Rear Differential

$850 USD

Good used inspected Meritor MR2014X rear, rear differential assembly. 3.55 ratio. 41 spline. 90 day warranty

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	MERITOR
Fits To Model(s)	MR2014X
Stock Number	BP TRS MR2014X/3.55
MLS Number	14050740
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Alliance RT40-NFD Rear Differential

$1,500 USD

Good used Alliance RT40-NFD rear, rear differential assembly. 2.85 ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-NFD
Stock Number	Ryd RT40-NFD/2.85/4
MLS Number	12389361
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Alliance DART-400-4N Rear Differential

$1,200 USD

Good used Alliance Dart 400-4N rear, rear differential assembly. 2.85 ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	DART-400-4N
Stock Number	Ryd DART-400-4N/2.8
MLS Number	12281044
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Rockwell SSHR Rear Differential

$1,100 USD

Good used Rockwell SSHR 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)	ROCKWELL
Fits To Model(s)	SSHR
Stock Number	Ryd SSHR/5.29/24
MLS Number	11999595
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Meritor MR2014X Rear Differential

$950 USD

Good used Meritor MT2014X rear, rear differential assembly. 3.55 ratio. 90 day guarantee for swap or refund

Quantity	7
Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	MERITOR
Fits To Model(s)	MR2014X
Stock Number	Ryd MR2014X/3.55/41
MLS Number	10710170
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton RS461 Rear Differential

$1,250 USD

Good used Eaton RS461 Rear, Rear Differential Assembly. 4.88 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	4.88 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RS461
Stock Number	Ryd RS461/4.88/36
MLS Number	10568110
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Rockwell RS23160 Rear Differential for a Rockwell RS-23-160

$1,000 USD

Good used Rockwell RS-23-160 rear, rear differential assembly. 4.89 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	4.89 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-23-160
Stock Number	Ryd RS-23-160/4.89/
MLS Number	10568090
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Meritor MR2014X Rear Differential

$950 USD

Good used Meritor MR2014X rear, rear differential assembly 3.42 ratio. 90 day guarantee for swap or refund

Quantity	6
Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	MERITOR
Fits To Model(s)	MR2014X
Stock Number	Ryd MR2014X/3.42/41
MLS Number	10318954
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton RDP41 Rear Differential

$1,350 USD

Good used Eaton RDP41 Rear, Rear Differential Assembly. 4.63 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	4.63 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RDP41
Stock Number	Ryd RDP41/4.63/41 L
MLS Number	14095085
Category	Differentials, Rear
Last Updated	1/16/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2019 Eaton RSP40 Rear Differential for a Peterbilt 579

$395 USD

(USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: NONE Ref# 7012393

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Part Number	7012393
Stock Number	25712985
MLS Number	13230922
Category	Differentials, Rear
Last Updated	1/16/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2005 Eaton RST41 Rear Differential for a Mack CXN

$495 USD

(USED) Eaton RST41 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 130825

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CXN
Stock Number	25810413
MLS Number	13643617
Category	Differentials, Rear
Last Updated	1/16/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

Alliance RT40-4N Rear Differential

$750 USD

Good used Alliance RT40-4N rear, rear differential assembly. 3.08 ratio 90 day guarrantee for swap or refund

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	Ryd RT40-4N/3.08/41
MLS Number	11825594
Category	Differentials, Rear
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-21-145 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)	ROCKWELL
Fits To Model(s)	RS-21-145
Stock Number	Ryd RS-21-145/3.58/
MLS Number	10568084
Category	Differentials, Rear
Last Updated	1/15/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2012 Meritor MS1714X Rear Differential for a Freightliner M2 106

$425 USD

(USED) Meritor MS1714X Ratio: 4.88 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-K-1675

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Stock Number	25825473
MLS Number	13697306
Category	Differentials, Rear
Last Updated	1/15/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

Isuzu NPR Rear Differential

$600 USD

Good used Isuzu NPR rear, rear differential assemby. 5.13 ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	5.13 ratio
Fits To Make(s)	ISUZU
Fits To Model(s)	NPR
Stock Number	Ryd NPR/5.13/20
MLS Number	11904349
Category	Differentials, Rear
Last Updated	1/15/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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1995 Eaton RS402 Rear Differential for a Freightliner FLD120

$850 USD

TAKE OUT 100 DAY WARRANTY

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FLD120
Stock Number	11321
MLS Number	10532726
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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	25549909
MLS Number	12506748
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

1998 Meritor RR23164 Rear Differential for a Peterbilt 378

$775 USD

(USED) Meritor RS23160 Ratio: 4.30 Side Gear Splines: 46 W/ Locker: YES Cast#: 3200-S-1891

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25697744
MLS Number	13128308
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

Alliance R20-4N Rear Differential

$950 USD

Good used Alliance R20-4N Rear, rear Differential Assembly. 5.88 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.88 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	R20-4N
Stock Number	Ryd R20-4N/5.88/41
MLS Number	14085813
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton 21131 Rear Differential

$750 USD

Good used Eaton 21131 Rear, Rear Differential Assembly. 5.57 ratio. 90 day guarantee for swap or refund,

Condition	Used
Rear End	5.57 ratio
Fits To Make(s)	EATON
Fits To Model(s)	21131
Stock Number	Ryd 21131/5.57/41
MLS Number	14085812
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Rockwell RSL-23-160 Rear Differential

$850 USD

Good used Rockwell RSL-23-160 full locking rear, rear differential assembly. 3.21 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.21 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RSL-23-160
Stock Number	Ryd RSL-23160/3.21
MLS Number	14085811
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Spicer S135-S Rear Differential

$750 USD

Good used Spicer S135-S rear, rear differential assembly with emergency brake. 5.13 ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	5.13 ratio
Fits To Make(s)	SPICER
Fits To Model(s)	S135-S
Stock Number	Ryd S135-S/5.13/36
MLS Number	14085810
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton RSP40 Rear Differential

$600 USD

Good used Eaton RSP40 Rear, Rear Differential Assembly. 3.55 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RSP40
Stock Number	Ryd RSP40/3.55/41
MLS Number	10643512
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

$600 USD

Good used Rockwell RS-21-145 rear, rear differential assembly. 4.63 ratio. 90 day guarantee for swap or refund

Quantity	2
Condition	Used
Rear End	4.63 ratio
Fits To Make(s)	ROCKWELL
Fits To Model(s)	RS-21-145
Stock Number	Ryd RS-21-145/4.63/
MLS Number	11424959
Category	Differentials, Rear
Last Updated	1/9/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts