Eaton RSP40 Rear Differentials For Sale

2010 Eaton RSP40 Rear Differential for a Kenworth T2000

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3,55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T2000
Stock Number	85511
MLS Number	12832456
Category	Differentials, Rear
Last Updated	5/2/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2006 Eaton RSP40 Rear Differential for a Kenworth W900

$795 USD

USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	W900
Stock Number	85343
MLS Number	12832394
Category	Differentials, Rear
Last Updated	5/2/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2004 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	73117
MLS Number	12827834
Category	Differentials, Rear
Last Updated	5/1/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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	72245
MLS Number	12827402
Category	Differentials, Rear
Last Updated	5/1/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2003 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	69639
MLS Number	12825909
Category	Differentials, Rear
Last Updated	5/1/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2003 Eaton RSP40 Rear Differential for a Kenworth T300

$795 USD

USED REAR DIFFERENTIAL MODEL-RSP40/3.90-RATIO/AIR BRAKE

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T300
Stock Number	68598
MLS Number	12825328
Category	Differentials, Rear
Last Updated	5/1/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2009 Eaton RSP40 Rear Differential for a Peterbilt 386

$325 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	N/A
Stock Number	25623017
MLS Number	12784062
Category	Differentials, Rear
Last Updated	4/19/2024
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2016 Eaton RSP40 Rear Differential for a Kenworth T440

Recently Updated

$574 USD

(USED) Eaton RSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T440
Stock Number	25924823
MLS Number	14104173
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2014 Eaton RSP40 Rear Differential for a Peterbilt 579

Newly Listed

$395 USD

(USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25996356
MLS Number	14371283
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

Eaton RSP40 Rear Differential

Recently Updated

$795 USD

RSP40 4.88 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 4.88

Condition	Used
Rear End	4.88 ratio
Part Number	RSP41 RSP40 RS404
Stock Number	KL488
MLS Number	13311496
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2012 Peterbilt 384

Recently Updated

$795 USD

RSP40 5.29 GOOD USED INSPECTED DIFFERENTIAL ASSEMBLY 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 5.29

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Will Fit Year(s)	2012
Part Number	RSP-40
Stock Number	82723-10
MLS Number	12288565
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$995 USD

GOOD USED TAKEOUT RSP40 5.57 RATIO NOTES, Ratio: 5.57

Condition	Used
Rear End	5.57 ratio
Stock Number	1234
MLS Number	11307487
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2014 Peterbilt 579

Recently Updated

$895 USD

Good low mile diff 90 day warr. Ext warr available, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	3615-10
MLS Number	9001110
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

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RSP40 Ratio:3.70, Ratio: 3.7

Condition	Used
Rear End	3.70 ratio
Stock Number	ATC2608
MLS Number	14307770
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

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RSP40 Ratio:3.55, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Stock Number	ATC2588
MLS Number	14222123
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

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RSP40 Ratio:3.55, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Stock Number	ATC2577
MLS Number	14168391
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

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RSP40 Ratio:3.25, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Stock Number	ATC2478
MLS Number	13651339
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

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RSP40 With Locker 3.70, Ratio: 3.7

Condition	Used
Rear End	3.70 ratio
Stock Number	ATC2474
MLS Number	13626492
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

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RSP40 Ratio:3.42, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Stock Number	ATC2391
MLS Number	13386784
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

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RSP40 WITH LOCKER Ratio:3.55, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Stock Number	ATC2231
MLS Number	12936450
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

Contact for price

RSP40 Ratio:3.42, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Stock Number	ATC2017
MLS Number	11899963
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

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RSP40 Ratio:3.25, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Stock Number	ATC1825
MLS Number	11355887
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

Contact for price

RSP40 Ratio:3.25, Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Stock Number	ATC1791
MLS Number	11346405
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center

Eaton RSP40 Rear Differential

Recently Updated

Contact for price

RSP40 3.42, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Stock Number	ATC230
MLS Number	9404664
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Alma, AR, US
Sold By	Arkansas Truck Center