Vander Haag's Inc. Eaton RSP41 Axles & Differentials For Sale

Vander Haag`s Inc
3809 4th Ave W
Spencer, IA 51301-2082
United States
(855) 370-3711

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Vander Haag's Inc.

Industry
Truck Parts

Category
Axles & Differentials

Manufacturer
Eaton

Model
RSP41

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Differentials, Rear For Sale

Differentials, Rear

Axle Housings, Rear For Sale

Axle Housings, Rear

26 - 50 of 52 listings

Eaton RSP41 Rear Axle Housing for a Peterbilt 348

2018 Eaton RSP41 Rear Axle Housing for a Peterbilt 348

$900 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	348
Stock Number	26031556
MLS Number	14477477
Category	Axle Housings, Rear
Last Updated	10/2/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Kenworth T800

2013 Eaton RSP41 Rear Differential for a Kenworth T800

$415 USD

(USED) Eaton RSP41 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 BOLTS BROKEN OFF IN YOUKE WILL NEED EXTRACTED OR YOKE WILL NEED TO BE REPLACED

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	26042949
MLS Number	14610078
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 579

2014 Eaton RSP41 Rear Differential for a Peterbilt 579

$395 USD

(USED) Eaton RSP41 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	26068069
MLS Number	14609953
Category	Differentials, Rear
Last Updated	10/2/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 378

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	8/30/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Peterbilt 579

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	8/30/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 579

2015 Eaton RSP41 Rear Differential for a Peterbilt 579

$415 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	26052862
MLS Number	14558540
Category	Differentials, Rear
Last Updated	8/28/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 388

2009 Eaton RSP41 Rear Differential for a Peterbilt 388

$495 USD

(USED) Eaton RSP41 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 511331 Ref# 511331

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	388
Part Number	511331
Stock Number	25960844
MLS Number	14242048
Category	Differentials, Rear
Last Updated	8/12/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 579

2017 Eaton RSP41 Rear Differential for a Peterbilt 579

$574 USD

(USED) Eaton RSP41 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25967226
MLS Number	14267982
Category	Differentials, Rear
Last Updated	8/12/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 348

2018 Eaton RSP41 Rear Differential for a Peterbilt 348

$574 USD

(USED) Eaton RSP41 Ratio: 5.29 Side Gear Splines: 41 W/ Locker: NO Cast#: 511336

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	348
Stock Number	26031554
MLS Number	14502054
Category	Differentials, Rear
Last Updated	7/23/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 365

2015 Eaton RSP41 Rear Differential for a Peterbilt 365

$574 USD

(USED) Eaton RSP41 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: 511333

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	365
Stock Number	25839567
MLS Number	13743158
Category	Differentials, Rear
Last Updated	7/23/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Kenworth T800

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Peterbilt 386

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 386

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Kenworth T660

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Freightliner Cascadia

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Freightliner Cascadia

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Kenworth T600

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Kenworth T600

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Kenworth T370

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 386

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 386

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Kenworth T680

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Kenworth T680

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Axle Housing for a Kenworth T370

2014 Eaton RSP41 Rear Axle Housing for a Kenworth T370

$850 USD

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

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Stock Number	25910132
MLS Number	14029908
Category	Axle Housings, Rear
Last Updated	12/18/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP41 Rear Differential for a Peterbilt 579

2017 Eaton RSP41 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP41 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25871754
MLS Number	13860785
Category	Differentials, Rear
Last Updated	11/26/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

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