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Holst Truck Parts 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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Axles & Differentials (123)
   Axle Assemblies, Rear (1)    Axle Housings, Front (1)    Axle Housings, Rear (35)    Differential Misc. Parts (6)    Differentials, Rear (80)
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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

Eaton RSP40 Rear Differential

$995 USD
RECON RSP40 4.33. 1ST 6 MONTH PARTS AND LABOR WARRANTY. LAST6 MONTH PARTS ONLY WARRANTY . EXTENDED WARRANTY AVIALABLE, Axle Spline Count: 41, Serial#: 14661, Core Charge: EXCHANGE, Ratio:...
ConditionRemanufactured
Rear End4.33 ratio
Part Number14661
Stock Number14661
MLS Number13064990
CategoryDifferentials, Rear
Last Updated6/16/2026
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
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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 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
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