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Holst Truck Parts Used Eaton RSP40 Axles & Differentials For Sale

Holst Truck Parts
10883 N. Yellowstone Hwy
Ucon, ID 83401
United States
(833) 541-2722
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Truck Parts (104)
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Axles & Differentials (104)
   Axle Assemblies, Rear (1)    Axle Housings, Front (1)    Axle Housings, Rear (37)    Differentials, Rear (65)
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RSP40 (104)
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Showing 1 - 25 of 104 Listings

1 - 25 of 104 listings
1 - 25 of 104 listings
Eaton RSP40 Rear Differential for a 2013 Peterbilt 389

Eaton RSP40 Rear Differential for a 2013 Peterbilt 389

$550 USD
T.O RSP40 3.90 RATIO WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY., Axle Spline Count: GET, Serial#: GET, Core Charge: 250.00, Ratio: 390
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)389
Will Fit Year(s)2013
Part NumberGET
Stock Number82126-3
MLS Number14588139
CategoryDifferentials, Rear
Last Updated9/5/2026
Location
Ucon, ID, US
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Eaton RSP40 Rear Differential for a 2006 Kenworth T600

Eaton RSP40 Rear Differential for a 2006 Kenworth T600

$795 USD
RSP40 3.36 GOOD INSPECTED DIFFERENTIAL ASSEMBLY. 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.36
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T600
Will Fit Year(s)2006
Part NumberRSP40
Stock Number111622-18
MLS Number11987671
CategoryDifferentials, Rear
Last Updated7/25/2026
Location
Ucon, ID, US
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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
ConditionUsed
Rear End3.90 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2003
Part NumberNA
Stock Number90325-4
MLS Number13810816
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Axle Housing for a 2015 Kenworth T680

Eaton RSP40 Rear Axle Housing for a 2015 Kenworth T680

$1,295 USD
GOOD USED HOUSING ASSEMBLY. RSP40 RSP41 PACCAR AG400L, FLEXAIR/ LATE LOW AIR, BEARING SURFACES ARE GOOD, Core Charge: NA
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T680
Will Fit Year(s)2015
Part NumberNA
Stock Number82425-11
MLS Number13788028
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
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Eaton RSP40 Rear Axle Housing for a 2014 Peterbilt 579

Eaton RSP40 Rear Axle Housing for a 2014 Peterbilt 579

$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
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)579
Will Fit Year(s)2014
Stock Number30325-6
MLS Number13446295
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
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Eaton RSP40 Rear Axle Housing for a 2003 Peterbilt 379

Eaton RSP40 Rear Axle Housing for a 2003 Peterbilt 379

$1,295 USD
GOOD USED AIR LEAF HOUSING ASSEMBLY/ TOP OF CENTER SECTION HAS BEEN WELDED AND REPAIRED, Hub Bolts: 10, Suspension: AIR LEAF, Brake Type: DRUM
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2003
Part NumberNA
Stock Number122124-12
MLS Number13315638
CategoryAxle Housings, Rear
Last Updated9/15/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2005 Peterbilt 378

Eaton RSP40 Rear Differential for a 2005 Peterbilt 378

$795 USD
RSP40 3.90 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350.00, Ratio: 3.90
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Part NumberRSP40
Stock Number101424-5
MLS Number13212629
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2016 Peterbilt 579

Eaton RSP40 Rear Differential for a 2016 Peterbilt 579

$795 USD
RSP40 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350.00, Ratio: 3.55
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)579
Will Fit Year(s)2016
Part NumberNA
Stock Number81224-2
MLS Number13068923
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Axle Housing for a 2012 Kenworth T700

Eaton RSP40 Rear Axle Housing for a 2012 Kenworth T700

$1,250 USD
GOOD USED HOUSING ASSEMBLY/ WILL BE INSPECTED, Hub Bolts: 10, Suspension: AG400L LATE PACCAR LOW AIR, Brake Type: DRUM, Casting#: NA
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T700
Will Fit Year(s)2012
Stock Number72124-20
MLS Number12997272
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2012 Kenworth T700

Eaton RSP40 Rear Differential for a 2012 Kenworth T700

$795 USD
RSP40 3.36 GOOD INSPECTED TAKEOUT/90 DAY WARRANTY, Axle Spline Count: 41, Core Charge: 350.00, Ratio: 3.36, Casting#: NA
ConditionUsed
Rear End3.36 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T700
Will Fit Year(s)2012
Part NumberRSP40
Stock Number72124-4
MLS Number12997255
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2000 Peterbilt 379

Eaton RSP40 Rear Differential for a 2000 Peterbilt 379

Contact for price
RSP40 3.55 GOOD INSPECTED TAKEOUT/90 DAY WARRANTY EXCHANGE., Axle Spline Count: 41, Core Charge: 300.00, Ratio: 3.55, Casting#: NA
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2000
Part NumberRSP40
Stock Number51524-4
MLS Number12889842
CategoryDifferentials, Rear
Last Updated8/14/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2000 Peterbilt 379

Eaton RSP40 Rear Differential for a 2000 Peterbilt 379

$795 USD
RSP40 3.36 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300.00, Ratio: 3.36
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2000
Part NumberRSP-40
Stock Number50924-4
MLS Number12871404
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Differential for a 2009 Freightliner Coronado 132 Glider

Eaton RSP40 Rear Differential for a 2009 Freightliner Coronado 132 Glider

$695 USD
RSP40 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.55
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Coronado 132 Glider
Will Fit Year(s)2009
Part NumberRSP 40
Stock Number40324-5
MLS Number12754846
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
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Eaton RSP40 Rear Axle Housing for a 2012 Kenworth T800

Eaton RSP40 Rear Axle Housing for a 2012 Kenworth T800

$1,295 USD
GOOD USED REAR HOUSING ASSEMBLY/ AG200/400 MINOR RUST/ WILL INSPECT BRNG SURFACE/DRUM BRAKE, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG400
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T800
Will Fit Year(s)2012
Part NumberAG400/200
Stock Number11124-19
MLS Number12627988
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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(833) 541-___  SHOW
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Eaton RSP40 Rear Differential for a 2012 Kenworth T800

Eaton RSP40 Rear Differential for a 2012 Kenworth T800

$695 USD
RSP40 3.36 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE. (RE RATIO DISCOUNT FOR FRONT AND REAR), Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.36
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T800
Will Fit Year(s)2012
Part NumberRSP-40
Stock Number11124-6
MLS Number12627977
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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