American Truck Parts, Inc. Rear Differentials For Sale

American Truck Parts, Inc.
250 Robert Harper Rd.
Douglas, GA 31533
United States
(877) 254-5970

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American Truck Parts, Inc.

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176 - 200 of 899 listings

Eaton RS404 Rear Differential

Newly Listed

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	28439
MLS Number	14441489
Category	Differentials, Rear
Last Updated	6/20/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2009 Eaton RSP40 Rear Differential for a Kenworth T660

2012 Rockwell RR20145 Rear Differential for a International 4400

$850 USD

ROCKWELL RR 20-145 3.90 RATIO

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	4400
Stock Number	28419
MLS Number	14407829
Category	Differentials, Rear
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton RS404 Rear Differential

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	28415
MLS Number	14407826
Category	Differentials, Rear
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2002 Rockwell RR20145 Rear Differential for a International 9200i

$850 USD

ROCKWELL RR 20-145 3.73 RATIO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9200i
Stock Number	28399
MLS Number	14364254
Category	Differentials, Rear
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2016 Alliance RT-40.0-4 Rear Differential for a Western Star 5700

$1,250 USD

3.08 RATIO TAKEOUT

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	WESTERN STAR
Fits To Model(s)	5700
Stock Number	28370
MLS Number	14254327
Category	Differentials, Rear
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2003 Rockwell RR 40-145 Rear Differential for a Sterling ACTERRA

$750 USD

RR 20-145 ROCKWELL REAR REAR 3.90 RATIO

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	STERLING
Fits To Model(s)	ACTERRA
Stock Number	28437
MLS Number	14431106
Category	Differentials, Rear
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2016 Rockwell MR20-14X Rear Differential for a Freightliner Cascadia

$950 USD

14X REAR REAR ROCKWELL 3.55 RATIO AMBOID PINION

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28428
MLS Number	14419552
Category	Differentials, Rear
Last Updated	6/11/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2014 Eaton RSP41 Rear Differential for a Peterbilt 367

$1,250 USD

GTO 100 DAY WARRANTY LOCKER

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	367
Stock Number	25496
MLS Number	11151977
Category	Differentials, Rear
Last Updated	6/4/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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1999 Rockwell RR20145 Rear Differential for a Freightliner CENTURY

$750 USD

GTO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CENTURY
Stock Number	17866
MLS Number	10533539
Category	Differentials, Rear
Last Updated	5/22/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton RS404 Rear Differential

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	28379
MLS Number	14293448
Category	Differentials, Rear
Last Updated	4/7/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2014 Rockwell MR20-14X Rear Differential for a Mack CXU600

$950 USD

GTO 100 DAY WARRANTY

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CXU600
Stock Number	28378
MLS Number	14286591
Category	Differentials, Rear
Last Updated	4/4/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2000 Mack CRD93 Rear Differential for a Mack CH 613

$1,250 USD

GTO

Condition	Used
Rear End	4.17 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CH 613
Stock Number	24734
MLS Number	10535127
Category	Differentials, Rear
Last Updated	3/30/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2012 Rockwell RR23-160 Rear Differential for a Mack CXU613

$1,250 USD

GTO RR 23-160 REAR REAR 3.73 RATIO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CXU613
Stock Number	27042
MLS Number	12365491
Category	Differentials, Rear
Last Updated	3/21/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2010 Eaton RSP40 Rear Differential for a Kenworth T660

$750 USD

DSP 40 REAR REAR 3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T660
Stock Number	28348
MLS Number	14148903
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2012 Rockwell MR20-14X Rear Differential for a Freightliner Cascadia

$950 USD

14 X REAR REAR TAKE OUT 3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28335
MLS Number	14142130
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton RS404 Rear Differential

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	28323
MLS Number	14117863
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2007 Rockwell RR20145 Rear Differential for a Freightliner COLUMBIA

$850 USD

20-145 ROCKWELL 3.58 RATIO

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	COLUMBIA
Stock Number	28317
MLS Number	14095947
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2022 Rockwell MR20-14X Rear Differential for a Freightliner Cascadia

$1,100 USD

MT 40-14X REAR REAR 2.28 RATIO

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28312
MLS Number	14081546
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2020 Alliance RT40-NFD Rear Differential for a Freightliner Cascadia

$1,250 USD

DART 40-45 HHNFD 2.41 RATIO

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28300
MLS Number	14069282
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2006 Rockwell RR20145 Rear Differential for a Freightliner CENTURY

$850 USD

GTO

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CENTURY
Stock Number	27150
MLS Number	12466953
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell RR20145 Rear Differential

$1,200 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.58 ratio
Stock Number	28359
MLS Number	14222138
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2007 Eaton RST40 Rear Differential for a International 9400i

$850 USD

RST 40 3.25 RATIO

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9400i
Stock Number	28357
MLS Number	14219592
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Eaton RS404 Rear Differential

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.90 ratio
Stock Number	28354
MLS Number	14219589
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2007 Rockwell RR20145 Rear Differential for a International 9400i

$850 USD

REAR ROCKWELL 20-145 - 3.73 RATIO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9400i
Stock Number	21426
MLS Number	10534118
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.