Eaton RSP40 Axles &amp; Differentials For Sale

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Eaton RSP40 Rear Axle Housing

Newly Listed

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Eaton Rear Axle Housing, RSP40, P/N 321550, 10 Hole Pilot, Air Drum Brakes. PRICE FOR HOUSING ONLY.

Condition	Used
Stock Number	33135
MLS Number	14373620
Category	Axle Housings, Rear
Last Updated	5/16/2026
Location	Dinuba, CA, US
Sold By	Garabedian Equipment

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2013 Eaton RSP40 Rear Axle Housing for a Peterbilt 384

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Eaton Rear Rear Axle Housing, RSP40, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS.

Condition	Used
Suspension	Air Leaf
Fits To Make(s)	PETERBILT
Fits To Model(s)	384
Stock Number	4424-6
MLS Number	14305907
Category	Axle Housings, Rear
Last Updated	5/16/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 370-___ SHOW
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2014 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	25802180
MLS Number	13610369
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

Eaton RSP40 Rear Differential

Newly Listed

$1,295 USD

REBUILT RSP40 3.90, 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62530, Core Charge: EXCHANGE, Ratio: 3.9

Condition	Remanufactured
Part Number	62530
Stock Number	62530
MLS Number	14370947
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Newly Listed

$1,295 USD

REBUILT RSP40 4.11. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62529, Core Charge: EXCHANGE, Ratio: 4.11

Condition	Remanufactured
Part Number	62529
Stock Number	62529
MLS Number	14370937
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$595 USD

INSPECTED TAKEOUT RSP40 6.50. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62366, Core Charge: EXCHANGE, Ratio: 6.5

Condition	Used
Part Number	62366
Stock Number	62366
MLS Number	14330561
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 3.55. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62337, Core Charge: EXCHANGE, Ratio: 3.55

Condition	Remanufactured
Part Number	62337
Stock Number	62337
MLS Number	14293531
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 3.55 12 MONTH PARTS AND LABOR WARRANTY EXTENDED WARRANTY AVIALABLE., Axle Spline Count: 41, Serial#: 62336, Core Charge: EXCHANGE, Ratio: 3.55

Condition	Remanufactured
Part Number	62336
Stock Number	62336
MLS Number	14283770
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 3.42. 1 2MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62322, Core Charge: EXCHANGE, Ratio: 3.42

Condition	Remanufactured
Part Number	62322
Stock Number	62322
MLS Number	14270268
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 4.88. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVIALABLE., Axle Spline Count: 41, Serial#: 62180, Core Charge: EXCHANGE, Ratio: 4.88

Condition	Remanufactured
Part Number	62180
Stock Number	62180
MLS Number	14128542
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$795 USD

RSP40 USED TAKEOUT 5.57 RATIO. WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Axle Spline Count: 41, Ratio: 5.57

Condition	Used
Rear End	5.57 ratio
Stock Number	P-60985
MLS Number	14117966
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$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: 3.7, Casting#: 131812

Condition	Remanufactured
Rear End	3.70 ratio
Part Number	62126
Stock Number	62126
MLS Number	13907066
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Axle Housing for a 2005 Peterbilt 379

Recently Updated

$1,495 USD

USED HOUSING ASSEMBLY/WILL INSPECT BEARING SURFACES. REAR HOUSING/CURVED SPRING LATE LOW AIR, ALSO FITS AG380 FLEXAIR, Serial#: NA, Hub Bolts: 10, Suspension: LATE LOW AIR, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2005
Part Number	AG400L AG380
Stock Number	90825-13
MLS Number	13847148
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2005 Peterbilt 379

Recently Updated

$795 USD

GOOD USED INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Serial#: NA, Core Charge: 250, 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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2003 Peterbilt 379

Recently Updated

$795 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 250, Ratio: 3.9

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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Axle Housing for a 2015 Kenworth T680

Recently Updated

$1,295 USD

GOOD USED HOUSING ASSEMBLY. RSP40 RSP41 PACCAR AG400L, FLEXAIR/ LATE LOW AIR, BEARING SURFACES ARE GOOD, Core Charge: NA

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2015
Part Number	NA
Stock Number	82425-11
MLS Number	13788028
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2006 Peterbilt 379

Recently Updated

$550 USD

RSP40 RR 355 CHECKED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 355

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2006
Stock Number	60325-2
MLS Number	13668016
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 3.36. 12 MONTH PARTS AND LABOR WARRANTY EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 1981, Core Charge: EXCHANGE, Ratio: 3.36

Condition	Remanufactured
Part Number	1981
Stock Number	1981
MLS Number	13654680
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 4.11 .12 MONTH PARTS AND LABOR WAARANTY. EXTENDE WARRANTY AVAILABLE ., Axle Spline Count: 41, Serial#: 14882, Core Charge: EXCHANGE, Ratio: 4.11

Condition	Remanufactured
Part Number	14882
Stock Number	14882
MLS Number	13519250
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Recently Updated

$1,295 USD

REBUILT RSP40 411. 12 MONTH PARTS AND LABOR WARRANTY . EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14878, Core Charge: EXCHANGE, Ratio: 4.11

Condition	Remanufactured
Part Number	14878
Stock Number	14878
MLS Number	13519209
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Axle Housing for a 2009 Peterbilt 389

Recently Updated

$1,250 USD

USED REAR AXLE HOUSING, AG380 SUSPENSION, RSP40, DRUM BRAKES, Hub Bolts: 10 PILOT, Suspension: AG380, Brake Type: DRUM, Casting#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Will Fit Year(s)	2009
Stock Number	31925-6
MLS Number	13480961
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Axle Housing for a 2014 Peterbilt 579

Recently Updated

$1,250 USD

USED REAR AXLE HOUSING, AG380 SUSPENSION, RSP40, DRUM BRAKES, LIGHT WEAR ON BEARING SURFACES, Hub Bolts: 10 PILOT, Suspension: AG380, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	30325-6
MLS Number	13446295
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts