Eaton RSP40 Truck Parts For Sale

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401 - 425 of 632 listings

2013 Eaton RSP40 Rear Axle Housing for a Kenworth T660

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG380 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Stock Number	25967569
MLS Number	14267924
Category	Axle Housings, Rear
Last Updated	3/28/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2005 Eaton RSP40 Rear Axle Housing for a Kenworth T800

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 73

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	25965193
MLS Number	14257773
Category	Axle Housings, Rear
Last Updated	3/21/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2006 Eaton RSP40 Rear Axle Housing for a Kenworth T2000

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 71

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T2000
Stock Number	25965287
MLS Number	14257753
Category	Axle Housings, Rear
Last Updated	3/21/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2009 Eaton RSP40 Rear Differential for a Peterbilt 386

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 511323

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25911672
MLS Number	14254172
Category	Differentials, Rear
Last Updated	3/19/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2008 Eaton RSP40 Rear Differential for a Peterbilt 386

$395 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 511329 Ref# 511329

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	511329
Stock Number	25931245
MLS Number	14254157
Category	Differentials, Rear
Last Updated	3/19/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2004 Eaton RSP40 Rear Differential for a Peterbilt 379

$375 USD

(USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: COULD NOT VERIFY

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Stock Number	25957347
MLS Number	14247199
Category	Differentials, Rear
Last Updated	3/16/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2015 Eaton RSP40 Rear Differential for a Peterbilt 579

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25841608
MLS Number	14014871
Category	Differentials, Rear
Last Updated	3/15/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2009 Eaton RSP40 Rear Differential for a Peterbilt 389

$395 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Part Number	N/A
Stock Number	25868608
MLS Number	13906887
Category	Differentials, Rear
Last Updated	3/19/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2001 Eaton RSP40 Rear Axle Housing for a Mack CX

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: MACK AIR Track Width : 73 Ref# NO TAG

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CX
Part Number	NO TAG
Stock Number	25952621
MLS Number	14245372
Category	Axle Housings, Rear
Last Updated	3/15/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

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2013 Eaton RSP40 Rear Axle Housing for a Peterbilt 365

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE NEW LOW AIR LEAF Track Width : 70

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	365
Stock Number	25900871
MLS Number	14083446
Category	Axle Housings, Rear
Last Updated	3/20/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2006 Eaton RSP40 Rear Axle Housing for a Kenworth T600

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 71

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25914539
MLS Number	14119584
Category	Axle Housings, Rear
Last Updated	3/12/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2014 Eaton RSP40 Rear Differential for a Kenworth T660

$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)	T660
Stock Number	25960501
MLS Number	14239541
Category	Differentials, Rear
Last Updated	3/12/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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Eaton RSP40 Rear Differential

$950 USD

EATON RSP40 3.36 - LOCKER, OUTSIDE

Condition	Used
Stock Number	REAR-1133
MLS Number	12179546
Category	Differentials, Rear
Last Updated	3/12/2026
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

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Part Type: Differential - Rear Rear - Rear Rear Differential RSP40 Ratio 3-42

Contact for price

Part type: Differential - Rear Rear - Rear Rear Differential RSP40 Ratio 3-42, Core Charge: 0.00

Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	RSP40
Stock Number	32490
MLS Number	10274837
Category	Miscellaneous Truck Parts
Last Updated	3/11/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

(844) 882-___ SHOW
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2016 Eaton RSP40 Rear Differential for a Kenworth T680

$350 USD

(USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 1419920

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Part Number	1419920
Stock Number	25935862
MLS Number	14146297
Category	Differentials, Rear
Last Updated	3/8/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2009 Eaton RSP40 Rear Axle Housing for a Peterbilt 386

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 73 Ref# 0047035

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	0047035
Stock Number	25938918
MLS Number	14141899
Category	Axle Housings, Rear
Last Updated	3/8/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

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2010 Eaton RSP40 Rear Differential for a Peterbilt 387

$395 USD

(USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 511329 Ref# 511329

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Part Number	511329
Stock Number	25949167
MLS Number	14158615
Category	Differentials, Rear
Last Updated	3/8/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2008 Eaton RSP40 Rear Differential for a Peterbilt 386

$395 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	25949694
MLS Number	14166530
Category	Differentials, Rear
Last Updated	3/8/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2008 Eaton RSP40 Rear Axle Housing for a Peterbilt 386

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 72

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25949698
MLS Number	14156756
Category	Axle Housings, Rear
Last Updated	3/8/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2011 Eaton RSP40 Rear Axle Housing for a Peterbilt 384

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 73

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Stock Number	25952506
MLS Number	14166498
Category	Axle Housings, Rear
Last Updated	3/8/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2010 Eaton RSP40 Rear Axle Housing for a Kenworth T2000

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG380 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T2000
Stock Number	25836041
MLS Number	14067611
Category	Axle Housings, Rear
Last Updated	3/12/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2010 Eaton RSP40 Rear Axle Housing for a Peterbilt 387

$850 USD

(USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE NEW LOW AIR LEAF Track Width : 72 Ref# 511329

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Part Number	511329
Stock Number	25949170
MLS Number	14156827
Category	Axle Housings, Rear
Last Updated	3/14/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2013 Eaton RSP40 Rear Differential for a Peterbilt 365

$350 USD

(USED) Eaton RSP40 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	365
Stock Number	25890237
MLS Number	14001230
Category	Differentials, Rear
Last Updated	3/6/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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Eaton RSP40 Rear Differential

$1,495 USD

REBUILT EATON RSP40 REAR DIFFERENTIAL RATIO: 3.55

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	99852
MLS Number	14225365
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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2010 Eaton RSP40 Rear Differential for a Kenworth T660

$750 USD

DSP 40 REAR REAR 3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T660
Stock Number	28348
MLS Number	14148903
Category	Differentials, Rear
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.