Used Eaton RSP40 Rear Differentials For Sale by Dealerships

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Truck Parts

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Differentials, Rear

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Eaton

Model
RSP40

Condition
Used

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Dealerships

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51 - 75 of 420 listings

Eaton RSP40 Rear Differential for a Peterbilt 379

2004 Eaton RSP40 Rear Differential for a Peterbilt 379

$899 USD

Eaton RSP40 3.36 Inspected Takeout +$250 Core, Capacity: 40K, Ratio: 3.36, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	15369
MLS Number	13876411
Category	Differentials, Rear
Last Updated	11/14/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

(833) 913-___ SHOW
NUMBERCall Seller

High Mountain Horsepower

Eaton RSP40 Rear Differential

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

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Eaton RSP40 Rear Differential for a Peterbilt 386

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP40 Rear Differential for a Peterbilt 579

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP40 Rear Differential for a Kenworth T680

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

(866) 828-___ SHOW
NUMBERCall Seller

West Side Truck Parts

Eaton RSP40 Rear Differential for a Mack Cxu

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.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP40 Rear Differential

Eaton RSP40 Rear Differential

$500 USD

RSP40 3.55 Rebuildable core, Yoke; N/A, Side gear; 41 Spline, Input shaft; 39 Spline.

Condition	Used
Rear End	3.55 ratio
Stock Number	15392
MLS Number	13880872
Category	Differentials, Rear
Last Updated	10/11/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

(833) 913-___ SHOW
NUMBERCall Seller

High Mountain Horsepower

Eaton RSP40 Rear Differential for a 2011 Volvo VNL64T

Eaton RSP40 Rear Differential for a 2011 Volvo VNL64T

$500 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	1/10/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 503-___ SHOW
NUMBERCall Seller

Camions Lussier-Lussicam inc.

Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

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.

(844) 503-___ SHOW
NUMBERCall Seller

Camions Lussier-Lussicam inc.

Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

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
NUMBERCall Seller

Camions Lussier-Lussicam inc.

Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

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.

(844) 503-___ SHOW
NUMBERCall Seller

Camions Lussier-Lussicam inc.

Eaton RSP40 Rear Differential for a 2012 Peterbilt 386

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.

(844) 503-___ SHOW
NUMBERCall Seller

Camions Lussier-Lussicam inc.

Eaton RSP40 Rear Differential for a 2005 Peterbilt 379

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

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Eaton RSP40 Rear Differential for a 2003 Peterbilt 379

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

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Eaton RSP40 Rear Differential for a Peterbilt 386

2014 Eaton RSP40 Rear Differential for a Peterbilt 386

$415 USD

(USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# RSP40325

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	RSP40325
Stock Number	25825723
MLS Number	13699473
Category	Differentials, Rear
Last Updated	9/6/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton RSP40 Rear Differential

Eaton RSP40 Rear Differential

$795 USD

USED EATON RSP40 (REAR) REAR DIFFERENTIAL, RATIO 3.55. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED.

Condition	Used
Rear End	3.55 ratio
Stock Number	96627
MLS Number	13089473
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential

Eaton RSP40 Rear Differential

$795 USD

USED EATON RSP40 (REAR) REAR DIFFERENTIAL, RATIO 3.36. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED.

Condition	Used
Rear End	3.36 ratio
Stock Number	96464
MLS Number	13068604
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 587

2015 Eaton RSP40 Rear Differential for a Peterbilt 587

$795 USD

Used Eaton rear differential RSP40, Ratio: 3.08

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	587
Stock Number	94671
MLS Number	12889229
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 387

2007 Eaton RSP40 Rear Differential for a Peterbilt 387

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	387
Stock Number	94124
MLS Number	12837992
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 379

2003 Eaton RSP40 Rear Differential for a Peterbilt 379

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	92817
MLS Number	12837008
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 386

2008 Eaton RSP40 Rear Differential for a Peterbilt 386

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Stock Number	90725
MLS Number	12835516
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 587

2015 Eaton RSP40 Rear Differential for a Peterbilt 587

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	587
Stock Number	90687
MLS Number	12835486
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 387

2009 Eaton RSP40 Rear Differential for a Peterbilt 387

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	387
Stock Number	90595
MLS Number	12835419
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 379

2005 Eaton RSP40 Rear Differential for a Peterbilt 379

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	90457
MLS Number	12835324
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

Eaton RSP40 Rear Differential for a Peterbilt 379

2005 Eaton RSP40 Rear Differential for a Peterbilt 379

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	90425
MLS Number	12835300
Category	Differentials, Rear
Last Updated	8/15/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
NUMBERCall Seller

Tim Jordan's Truck Parts Inc.

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