Used Eaton RSP41 Rear Differentials For Sale

101 - 125 of 170 listings

2015 Eaton RSP41 Rear Differential for a Kenworth T680

$350 USD

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

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25627161
MLS Number	12800459
Category	Differentials, Rear
Last Updated	4/25/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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Eaton RSP41 Rear Differential for a 2005 Peterbilt 387

$500 USD

GOOD USED, Core Charge: 0, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	387
Will Fit Year(s)	2005
Stock Number	2A2E55245
MLS Number	12773727
Category	Differentials, Rear
Last Updated	12/18/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 503-___ SHOW
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Eaton RSP41 Rear Differential for a 2015 Peterbilt 579

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Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Will Fit Year(s)	2015
Stock Number	2A2E55270
MLS Number	12759536
Category	Differentials, Rear
Last Updated	4/7/2024
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 503-___ SHOW
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Eaton RSP41 Rear Differential for a 2009 Kenworth T300

$795 USD

RSP41 4.88 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 4.88

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2009
Part Number	RSP41
Stock Number	32224-2
MLS Number	12741599
Category	Differentials, Rear
Last Updated	1/28/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2016 Peterbilt 579

$700 USD

GOOD USED, Core Charge: 0, Ratio: 2.93

Condition	Used
Rear End	2.93 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Will Fit Year(s)	2016
Stock Number	2A2E55227
MLS Number	12669078
Category	Differentials, Rear
Last Updated	1/23/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP41 Rear Differential for a 2003 Peterbilt 379

$1,000 USD

TUNE UP, Core Charge: 1150, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Will Fit Year(s)	2003
Stock Number	2A2E43905
MLS Number	11622624
Category	Differentials, Rear
Last Updated	12/18/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP41 Rear Differential for a 2018 Peterbilt 579

$595 USD

RSP41 3.25 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2018
Stock Number	122523-4
MLS Number	12553174
Category	Differentials, Rear
Last Updated	1/10/2024
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2013 Peterbilt 384

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Eaton RSP41 ratio 3.70 rear differential in good condition., Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Will Fit Year(s)	2013
Stock Number	PT-0586-41
MLS Number	10225826
Category	Differentials, Rear
Last Updated	7/5/2024
Location	York, ON, Canada
Sold By	Lomoca Inc.

(833) 835-___ SHOW
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Eaton RSP41 Rear Differential for a 2004 Kenworth T800

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Eaton RSP41 rear-rear differential, ratio 3.08, Ratio: 3.08

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2004
Stock Number	KW-0494-4
MLS Number	9990444
Category	Differentials, Rear
Last Updated	7/5/2024
Location	York, ON, Canada
Sold By	Lomoca Inc.

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Eaton RSP41 Rear Differential for a 2007 Kenworth T600

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EATON RSP41 Rear Rear Differential, ratio: 3.55, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	2007
Stock Number	KW-0481-19
MLS Number	9989935
Category	Differentials, Rear
Last Updated	7/5/2024
Location	York, ON, Canada
Sold By	Lomoca Inc.

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Eaton RSP41 Rear Differential for a 2016 Kenworth T660

$695 USD

RSP41 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2016
Stock Number	100523-16
MLS Number	12368050
Category	Differentials, Rear
Last Updated	12/18/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2014 Kenworth T800

$795 USD

RSP41 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: NA, Ratio: 3.55

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2014
Part Number	RSP40
Stock Number	11622-3
MLS Number	11188144
Category	Differentials, Rear
Last Updated	6/22/2024
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2005 Peterbilt 379

$695 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.55, Casting#: NA

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2005
Part Number	RSP40
Stock Number	60220-8
MLS Number	10225781
Category	Differentials, Rear
Last Updated	12/17/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2005 Peterbilt 385

$450 USD

GOOD INSPECTED TAKEOUT 3.36 RSP41, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	2005
Stock Number	12320-10
MLS Number	10059400
Category	Differentials, Rear
Last Updated	2/16/2024
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2004 International 9900I

$550 USD

GOOD INSPECTED TAKEOUT. 3.70 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9900I
Will Fit Year(s)	2004
Stock Number	21619-23
MLS Number	9676381
Category	Differentials, Rear
Last Updated	12/17/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2011 Kenworth T660

$395 USD

GOOD INSPECTED TAKEOUT. 3.70 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2011
Stock Number	121918-12
MLS Number	9604506
Category	Differentials, Rear
Last Updated	12/17/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential for a 2015 Kenworth T680

$695 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.42

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2015
Stock Number	90517-9
MLS Number	9210949
Category	Differentials, Rear
Last Updated	12/17/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP41 Rear Differential

$650 USD

Condition	Used
Rear End	3.25 ratio
Stock Number	S4132
MLS Number	10439033
Category	Differentials, Rear
Last Updated	11/17/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
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Eaton RSP41 Rear Differential

$795 USD

INSPECTED TAKE OUT RSP41 4.88. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 001799, Core Charge: EXCHANGE, Ratio: 4.88

Condition	Used
Part Number	001799
Stock Number	001799
MLS Number	11552019
Category	Differentials, Rear
Last Updated	5/19/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2010 Eaton RSP41 Rear Differential for a Peterbilt 386

Newly Listed

$350 USD

(USED) Eaton RSP41 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 511329

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	511329
Stock Number	25927024
MLS Number	14107920
Category	Differentials, Rear
Last Updated	1/24/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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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	1/21/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2014 Eaton RSP41 Rear Differential for a Peterbilt 579

$375 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Part Number	N/A
Stock Number	25887846
MLS Number	13974676
Category	Differentials, Rear
Last Updated	1/9/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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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	12/31/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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Eaton RSP41 Rear Differential

$795 USD

USED EATON RSP41 REAR DIFFERENTIAL RATIO: 5.29

Condition	Used
Rear End	5.29 ratio
Stock Number	99739
MLS Number	14062578
Category	Differentials, Rear
Last Updated	12/27/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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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.

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Used Eaton RSP41 Rear Differentials For Sale

Showing 101 - 125 of 170 Rear Differential Listings