Used Alliance Rear Differentials For Sale

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Alliance R21-4N Rear Differential

$850 USD

Good used Alliance R21-4N Rear, rear Differential Assembly. 5.56 Ratio. 90 day guarantee for swap or refund,

Condition	Used
Rear End	5.56 ratio
Stock Number	Ryd R21-4N/5.56/41
MLS Number	12159461
Category	Differentials, Rear
Last Updated	10/22/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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2016 Alliance RT40-4N Rear Differential for a Freightliner CASCADIA

$699.99 USD

Alliance RT40-4N Rear Rear Differential 3.23 Ratio, From 2016 Freightliner Cascadia VIN 1FUJGLD58GLGW3733

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Stock Number	149385
MLS Number	14678704
Category	Differentials, Rear
Last Updated	10/21/2026
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

2021 Alliance CASCADIA 126 Rear Differential for a Freightliner CASCADIA 126

$2,795 USD

USED ALLIANCE RT40-NFD REAR REAR DIFFERENTIAL/3.08 RATIO

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA 126
Stock Number	88143
MLS Number	12833869
Category	Differentials, Rear
Last Updated	10/21/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2018 Alliance RT40-4NR308 Rear Differential

$700.14 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR308
Stock Number	2706645
MLS Number	14645367
Category	Differentials, Rear
Last Updated	10/21/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2006 Alliance R175-2NR478 Rear Differential

$700.14 USD

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	R175-2NR478
Stock Number	2583412
MLS Number	14007396
Category	Differentials, Rear
Last Updated	10/21/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2016 Alliance RT40-4NR331 Rear Differential

$950.24 USD

Condition	Used
Rear End	3.34 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR331
Stock Number	2583357
MLS Number	14136735
Category	Differentials, Rear
Last Updated	10/14/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2017 Detroit Rear Differential for a Alliance RT40-4NR285

$950.14 USD

MILEAGE - 116,233

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR285
Stock Number	2684004
MLS Number	14520919
Category	Differentials, Rear
Last Updated	10/14/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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2016 Alliance RT40-4N Rear Differential for a Freightliner CASCADIA

$699.99 USD

Alliance RT40-4N Rear Rear Differential 3.23 Ratio, From 2016 Freightliner Cascadia VIN 1FUJGLD50GLGW3726

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Stock Number	149258
MLS Number	14654579
Category	Differentials, Rear
Last Updated	10/9/2026
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

(844) 503-___ SHOW
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Alliance ARS210-4 Rear Differential for a 2015 Freightliner M2 106

Contact for price

VERIFICATION PENDING, Ratio: 5.22

Condition	Used
Rear End	5.22 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	M2 106
Will Fit Year(s)	2015
Stock Number	2A1E59175
MLS Number	14653483
Category	Differentials, Rear
Last Updated	10/9/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

Alliance RT-40-4 Rear Differential

$950 USD

Axle Alliance Rear Rear Differential - Ratio 3.31

Condition	Used
Rear End	3.31 ratio
Stock Number	S0469RR
MLS Number	10687959
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance RT40-4 Rear Differential

$950 USD

Good Used Rear Differential.

Condition	Used
Rear End	3.31 ratio
Stock Number	S7104RR
MLS Number	10692859
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance R 14 4N Rear Differential

$850 USD

Condition	Used
Rear End	3.31 ratio
Stock Number	BP 14791
MLS Number	10454909
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance R 14 4N Rear Differential

$850 USD

Condition	Used
Rear End	3.42 ratio
Stock Number	BP 14790
MLS Number	10454908
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance 20-4N Rear Differential

$850 USD

Condition	Used
Rear End	2.53 ratio
Stock Number	S4134
MLS Number	10439031
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance RT 20-4N Rear Differential

$850 USD

RT 20-4N or RTXX-4N

Condition	Used
Rear End	3.23 ratio
Stock Number	BP 14757
MLS Number	10418794
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance R 14 4N Rear Differential

$850 USD

Condition	Used
Rear End	5.56 ratio
Stock Number	BP 14741
MLS Number	10418782
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance RTXX-4N-RT20-4N Rear Differential

$850 USD

$850.00 - Exchange

Condition	Used
Rear End	3.58 ratio
Stock Number	BP 14737
MLS Number	10418778
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance ART 20-4N Rear Differential

$850 USD

Condition	Used
Rear End	3.23 ratio
Stock Number	S4095
MLS Number	10257541
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Alliance RT 40-4N Rear Differential

$850 USD

Condition	Used
Rear End	3.23 ratio
Stock Number	S4082
MLS Number	10257532
Category	Differentials, Rear
Last Updated	10/7/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

2017 Alliance RT40-4NR241 Rear Differential

$950.14 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR241
Stock Number	2387082
MLS Number	13644132
Category	Differentials, Rear
Last Updated	10/6/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2020 Alliance ARS23.0-6 Rear Differential for a Freightliner CASCADIA 126

$2,495 USD

USED ALLIANCE ARS23.0-6 SINGLE REAR DIFFERENTIAL ASSY/3.08 RATIO/AIR RIDE WITH DISC BRAKES

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA 126
Stock Number	88622
MLS Number	12834049
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2018 Alliance RS20.0-4 Rear Differential for a Freightliner M2 106

$1,995 USD

USED ALLIANCE RS20.0-4 REAR DIFFERENTIAL/5.88 RATIO

Condition	Used
Rear End	5.88 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	M2 106
Stock Number	92561
MLS Number	12836821
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2018 Alliance R23-4N Rear Differential for a Freightliner S2G

$1,895 USD

USED ALLIANCE R23-4N SINGLE REAR DIFFERENTIAL/LOCKER / 5.56 RATIO

Condition	Used
Rear End	5.56 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	S2G
Stock Number	78665
MLS Number	12830340
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2018 Alliance ARS23.0-6 Rear Differential for a Freightliner CASCADIA 113BBC

$1,895 USD

USED ALLIANCE RS23.0-6 REAR REAR DIFFERENTIAL/2.85 RATIO/AIR RIDE/LOCKER

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA 113BBC
Stock Number	80207
MLS Number	12830875
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.