American Truck Parts, Inc. Rockwell Front 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.

Industry
Truck Parts

Top-Category
Axles & Differentials

Category
Differentials, Front

Manufacturer
Rockwell

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Equipment Type

Rockwell RDL20-145 Front Differential

Rockwell RD20145 Front Differential

Newly Listed

$2,150 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.58 ratio
Stock Number	28470
MLS Number	14483740
Category	Differentials, Front
Last Updated	7/15/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2013 Rockwell MD20-14X Front Differential for a Mack CXU600

$1,250 USD

ROCKWEL MERITORL 14X FRONT REAR

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CXU600
Stock Number	28465
MLS Number	14476356
Category	Differentials, Front
Last Updated	7/10/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2022 Rockwell MD20-14X Front Differential for a Freightliner Cascadia

$1,250 USD

ROCKWELL 14X FRONT REAR 3.08 RATIO

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28460
MLS Number	14468329
Category	Differentials, Front
Last Updated	7/7/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2019 Rockwell MD20-14X Front Differential for a Freightliner Cascadia

$1,250 USD

ROCKWELL 14X FRONT REAR 3.25 RATIO

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28447
MLS Number	14452393
Category	Differentials, Front
Last Updated	6/26/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell RD20145 Front Differential

$2,150 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.42 ratio
Stock Number	28422
MLS Number	14412925
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2012 Rockwell MD20-14X Front Differential for a International 4400

$1,250 USD

ROCKWELL 14X 3.90 RATIO

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	4400
Stock Number	28418
MLS Number	14407828
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell RD20145 Front Differential

$2,150 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.90 ratio
Stock Number	28400
MLS Number	14368111
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2002 Rockwell RD20145 Front Differential for a International 9200i

$1,450 USD

RD 20-145 TAKE OUT 3.73 RATIO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9200i
Stock Number	28398
MLS Number	14364253
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2012 Rockwell RD23160 Front Differential for a Mack CXU613

$1,850 USD

GTO RD-23-160 3.73 RATIO

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CXU613
Stock Number	27041
MLS Number	12365489
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2003 Rockwell RD20145 Front Differential for a Sterling ACTERRA

$1,450 USD

ROCKWELL 20-145 FRONT REAR 3.90 RATIO

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	STERLING
Fits To Model(s)	ACTERRA
Stock Number	28436
MLS Number	14431105
Category	Differentials, Front
Last Updated	6/17/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2016 Rockwell MD20-14X Front Differential for a Freightliner Cascadia

$1,250 USD

14X ROCKWELL 3.55 RATIO FRONT REAR

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28427
MLS Number	14419551
Category	Differentials, Front
Last Updated	6/11/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2014 Rockwell MD20-14X Front Differential for a Mack CXU600

$1,250 USD

GTO 100 DAY WARRANTY

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CXU600
Stock Number	28377
MLS Number	14286590
Category	Differentials, Front
Last Updated	4/4/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell Front Differential

$2,450 USD

REMAN 1 YEAR WARR. LOCKER

Condition	Used
Rear End	3.58 ratio
Stock Number	28318
MLS Number	14101205
Category	Differentials, Front
Last Updated	3/19/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2012 Rockwell MD20-14X Front Differential for a Freightliner Cascadia

$1,250 USD

14X 3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28334
MLS Number	14142129
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell RD20145 Front Differential

$2,150 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.42 ratio
Stock Number	28331
MLS Number	14134176
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell Front Differential

$2,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	2.64 ratio
Stock Number	28325
MLS Number	14128543
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2022 Rockwell MD20-14X Front Differential for a Freightliner Cascadia

$1,450 USD

MT 40-14X ROCKWELL 2.28 RATIO FRONT REAR

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia
Stock Number	28311
MLS Number	14081545
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2015 Rockwell MD20-14X Front Differential for a International PROSTAR

$1,250 USD

GTO

Condition	Used
Rear End	2.47 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	PROSTAR
Stock Number	26013
MLS Number	11526888
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2016 Rockwell RD20145 Front Differential for a Western Star 4900EX

$1,450 USD

GTO REAR 3.2 RATIO

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	WESTERN STAR
Fits To Model(s)	4900EX
Stock Number	28197
MLS Number	13824194
Category	Differentials, Front
Last Updated	2/26/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2005 Rockwell RD20145 Front Differential for a Freightliner COLUMBIA

$1,250 USD

GTO

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	COLUMBIA
Stock Number	20719
MLS Number	10533987
Category	Differentials, Front
Last Updated	2/26/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2002 Rockwell RD20145 Front Differential for a Mack CX600

$1,250 USD

GTO

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CX600
Stock Number	20125
MLS Number	10533908
Category	Differentials, Front
Last Updated	2/26/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2007 Rockwell RD20145 Front Differential for a International 8600

$1,250 USD

GTO

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	8600
Stock Number	19078
MLS Number	10533726
Category	Differentials, Front
Last Updated	2/26/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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Rockwell RD20145 Front Differential

$2,150 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.07 ratio
Stock Number	28296
MLS Number	14069279
Category	Differentials, Front
Last Updated	1/10/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2000 Rockwell RDL20-145 Front Differential for a International 9900i

$1,250 USD

GTO, LOCKER

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9900i
Stock Number	25272
MLS Number	10914645
Category	Differentials, Front
Last Updated	12/20/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.