Eaton RSP40 Rear Differentials For Sale

76 - 100 of 475 listings

2014 Eaton RSP40 Rear Differential for a Kenworth T660

$395 USD

(USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: Could Not Verify

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Stock Number	25740346
MLS Number	13331406
Category	Differentials, Rear
Last Updated	12/31/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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Eaton RSP40 Rear Differential

$1,295 USD

REBUILT RSP40 3.55 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62256, Core Charge: EXCHANGE, Ratio: 3.55

Condition	Remanufactured
Part Number	62256
Stock Number	62256
MLS Number	14063815
Category	Differentials, Rear
Last Updated	12/30/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2016 Eaton RSP40 Rear Differential for a Kenworth T680

$415 USD

(USED) Eaton RSP40 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	25708510
MLS Number	13193637
Category	Differentials, Rear
Last Updated	12/26/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2007 Eaton RSP40 Rear Differential for a International 8600

$317 USD

(USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	8600
Stock Number	25794342
MLS Number	13572364
Category	Differentials, Rear
Last Updated	12/26/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2009 Eaton RSP40 Rear Differential for a Kenworth T600

$795 USD

USED EATON REAR DIFFERENTIAL RSP40, RATIO 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T600
Stock Number	94668
MLS Number	12889223
Category	Differentials, Rear
Last Updated	12/24/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2005 Eaton RSP40 Rear Differential for a Kenworth T600

$350 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25808327
MLS Number	13631850
Category	Differentials, Rear
Last Updated	12/10/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2016 Eaton RSP40 Rear Differential for a Peterbilt 579

$415 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: Na

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25670062
MLS Number	13013476
Category	Differentials, Rear
Last Updated	12/5/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2014 Eaton RSP40 Rear Differential for a Peterbilt 579

$415 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25801519
MLS Number	13605906
Category	Differentials, Rear
Last Updated	12/5/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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Eaton RSP40 Rear Differential

$550 USD

3.90,

Condition	Used
Stock Number	REAR-2237
MLS Number	13998064
Category	Differentials, Rear
Last Updated	11/22/2025
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

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Eaton RSP40 Rear Differential for a 2003 Peterbilt 379

$550 USD

RSP40 3.55 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2003
Part Number	RSP40
Stock Number	31825-4
MLS Number	13460979
Category	Differentials, Rear
Last Updated	11/20/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP40 Rear Differential

$495 USD

INSPECTED TAKE OUT RSP40 5.57. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 131812, Core Charge: EXCHANGE, Ratio: 557

Condition	Used
Part Number	62163
Stock Number	62163
MLS Number	13983377
Category	Differentials, Rear
Last Updated	11/14/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2012 Eaton RSP40 Rear Differential for a Peterbilt 386

$574 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25730898
MLS Number	13296351
Category	Differentials, Rear
Last Updated	11/15/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2019 Eaton RSP40 Rear Differential for a Peterbilt 579

$375 USD

(USED) Eaton RSP40 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	25781167
MLS Number	13543451
Category	Differentials, Rear
Last Updated	11/7/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2014 Eaton RSP40 Rear Differential for a Kenworth T680

$699.99 USD

Eaton RSP40 Rear Rear Differential 3.36 Ratio, From 2014 Kenworth T680 VIN 1XKYDP9X9EJ364696

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	146902
MLS Number	13662683
Category	Differentials, Rear
Last Updated	10/25/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

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Eaton RSP40 Rear Differential

$1,295 USD

REBUILT RSP40 .4.11 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62129, Core Charge: EXCHANGE, Ratio: 4.11

Condition	Remanufactured
Part Number	62129
Stock Number	62129
MLS Number	13910048
Category	Differentials, Rear
Last Updated	10/21/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP40 Rear Differential

$1,295 USD

REBUILT RSP40 3.70 . 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62127, Core Charge: EXCHANGE, Ratio: 3.70

Condition	Remanufactured
Part Number	62127
Stock Number	62127
MLS Number	13910027
Category	Differentials, Rear
Last Updated	10/21/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2008 Eaton RSP40 Rear Differential for a Mack Cxu

$375 USD

(USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 Cast#: 130946 RUST FORMING ON CRR CASING, SURFACE RUST ON RING GEAR COLLAR AND PINION GEAR.

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CXU
Stock Number	25786793
MLS Number	13538936
Category	Differentials, Rear
Last Updated	10/22/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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Eaton RSP40 Rear Differential

$1,295 USD

RSP40 3.70 41 SPL.S.G. EXTENED WARRANTY AVAILABLE 12 MONTH PARTS AND LABOR, Axle Spline Count: 41, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.70, Casting#: 131812

Condition	Remanufactured
Rear End	3.70 ratio
Part Number	62126
Stock Number	62126
MLS Number	13907066
Category	Differentials, Rear
Last Updated	10/18/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP40 Rear Differential for a 2011 Volvo VNL64T

$600 USD

GOOD USED, Core Charge: 0, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	VOLVO
Fits To Model(s)	VNL64T
Will Fit Year(s)	2011
Stock Number	2A2E56628
MLS Number	13876338
Category	Differentials, Rear
Last Updated	2/14/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

$1,300 USD

GOOD USED, Core Charge: 300, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Will Fit Year(s)	2012
Stock Number	2A2E56764
MLS Number	13852165
Category	Differentials, Rear
Last Updated	12/18/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

$1,300 USD

GOOD USED, Core Charge: 300, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Will Fit Year(s)	2012
Stock Number	2A2E56763
MLS Number	13852164
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 RSP40 Rear Differential for a 2012 Peterbilt 386

$1,300 USD

GOOD USED, Core Charge: 300, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Will Fit Year(s)	2012
Stock Number	2A2E56762
MLS Number	13852163
Category	Differentials, Rear
Last Updated	12/18/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

$1,300 USD

GOOD USED, Core Charge: 300, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Will Fit Year(s)	2012
Stock Number	2A2E56761
MLS Number	13852162
Category	Differentials, Rear
Last Updated	12/18/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

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Eaton RSP40 Rear Differential for a 2005 Peterbilt 379

$795 USD

GOOD USED INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Serial#: NA, Core Charge: 250.00, Ratio: 3.36, Casting#: NA

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2005
Stock Number	90825-4
MLS Number	13847136
Category	Differentials, Rear
Last Updated	9/25/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP40 Rear Differential for a 2003 Peterbilt 379

$795 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 250.00, 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
Part Number	NA
Stock Number	90325-4
MLS Number	13810816
Category	Differentials, Rear
Last Updated	9/13/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RSP40 Rear Differentials For Sale

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