Eaton RSP41 Axles &amp; Differentials For Sale in United States

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Eaton RSP41 Rear Differential

Contact for price

RSP41 3.42 (7), Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Stock Number	ATC297
MLS Number	9404702
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

(855) 980-___ SHOW
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Eaton RSP41 Rear Differential for a 2008 Peterbilt 387

Contact for price

ABS, Ratio: 355

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Will Fit Year(s)	2008
Stock Number	782312-5
MLS Number	9391273
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 980-___ SHOW
NUMBERCall Seller

Eaton RSP41 Rear Differential

Contact for price

., Ratio: 355

Condition	Used
Rear End	3.55 ratio
Stock Number	853
MLS Number	9390507
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

2007 Eaton RSP41 Rear Axle Housing for a Kenworth T800

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	25922541
MLS Number	14123336
Category	Axle Housings, Rear
Last Updated	5/8/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2012 Eaton RSP41 Rear Axle Housing for a Peterbilt 386

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE AIR TRACK Track Width : 72

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25990315
MLS Number	14351411
Category	Axle Housings, Rear
Last Updated	5/6/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2011 Eaton RSP41 Rear Differential for a Peterbilt 386

$350 USD

(USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25823442
MLS Number	13860859
Category	Differentials, Rear
Last Updated	4/30/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2016 Eaton RSP41 Rear Axle Housing for a Peterbilt 579

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 73 SOME RUST ON TOP OF HOUSING

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25984312
MLS Number	14332121
Category	Axle Housings, Rear
Last Updated	4/25/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2012 Eaton RSP41 Rear Axle Housing for a Kenworth T660

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DISC Wheel Type: PILOT Suspension: PETE NEW LOW AIR LEAF Track Width : 71 SOME RUST ON TOP OF HOUSING

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Stock Number	25977376
MLS Number	14330161
Category	Axle Housings, Rear
Last Updated	4/24/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2002 Eaton RSP41 Rear Differential for a Peterbilt 378

$350 USD

(USED) Eaton RSP41 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 129543 Ref# N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Part Number	N/A
Stock Number	25979133
MLS Number	14327398
Category	Differentials, Rear
Last Updated	4/23/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2016 Eaton RSP41 Rear Differential for a Kenworth T880

$395 USD

(USED) Eaton RSP41 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T880
Stock Number	25969933
MLS Number	14317030
Category	Differentials, Rear
Last Updated	4/17/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2016 Eaton RSP41 Rear Differential for a Freightliner Cascadia

$415 USD

(USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 130946

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Stock Number	25967870
MLS Number	14301524
Category	Differentials, Rear
Last Updated	4/10/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2016 Eaton RSP41 Rear Axle Housing for a Freightliner Cascadia

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AIRLINER Track Width : 71

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Stock Number	25967979
MLS Number	14274371
Category	Axle Housings, Rear
Last Updated	3/30/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2009 Eaton RSP41 Rear Differential for a Peterbilt 387

$375 USD

(USED) Eaton RSP41 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 511328

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Stock Number	25378790
MLS Number	14254173
Category	Differentials, Rear
Last Updated	3/19/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2012 Eaton RSP41 Rear Axle Housing for a Kenworth T800

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 73

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	25958311
MLS Number	14246934
Category	Axle Housings, Rear
Last Updated	3/15/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2007 Eaton RSP41 Rear Differential for a Kenworth T600

$415 USD

(USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25938591
MLS Number	14194769
Category	Differentials, Rear
Last Updated	3/8/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2007 Eaton RSP41 Rear Axle Housing for a Kenworth T600

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: DAYTON Suspension: AG380 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25938602
MLS Number	14143844
Category	Axle Housings, Rear
Last Updated	3/8/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2014 Eaton RSP41 Rear Differential for a Kenworth T370

$574 USD

(USED) Eaton RSP41 Ratio: 4.63 Side Gear Splines: 41 W/ Locker: NO Cast#: HN04168329 Ref# 511334

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Part Number	511334
Stock Number	25910129
MLS Number	14029910
Category	Differentials, Rear
Last Updated	2/26/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2013 Eaton RSP41 Rear Differential for a Peterbilt 386

$350 USD

(USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25825178
MLS Number	13880665
Category	Differentials, Rear
Last Updated	2/11/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2013 Eaton RSP41 Rear Differential for a Peterbilt 386

$350 USD

(USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25828097
MLS Number	13906909
Category	Differentials, Rear
Last Updated	2/11/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2016 Eaton RSP41 Rear Differential for a Kenworth T680

$415 USD

(USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25925056
MLS Number	14100932
Category	Differentials, Rear
Last Updated	2/11/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2015 Eaton RSP41 Rear Axle Housing for a Kenworth T680

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG380 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25910142
MLS Number	14029904
Category	Axle Housings, Rear
Last Updated	1/24/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2007 Eaton RSP41 Rear Axle Housing for a Kenworth T600

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG380 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25860193
MLS Number	13799150
Category	Axle Housings, Rear
Last Updated	12/25/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2014 Eaton RSP41 Rear Axle Housing for a Kenworth T440

$850 USD

(USED) Eaton RSP41 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 72 Ref# NO TAG

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T440
Part Number	NO TAG
Stock Number	25913495
MLS Number	14052785
Category	Axle Housings, Rear
Last Updated	12/20/2025
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.