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High Mountain Horsepower Rear Differentials For Sale

High Mountain Horsepower, LLC
Spokane Valley, WA 99216
United States
(833) 913-0014
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Showing 26 - 50 of 170 Rear Differential Listings

26 - 50 of 170 listings
26 - 50 of 170 listings
Eaton RS404-3.36 Rear Differential for a Kenworth T680

2015 Eaton RS404-3.36 Rear Differential for a Kenworth T680

Price Drop $899.95 USD
RS404 3.36 Inspected takeout +$250 CORE, Yoke 1710 Open, Side gears 41 Spline, Input 39 Spline, Non Locker
ConditionUsed
Rear End3.36 ratio
Fits To Make(s)KENWORTH
Fits To Model(s)T680
Stock Number12545
MLS Number13376959
CategoryDifferentials, Rear
Last Updated2/12/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
(833) 913-___  SHOW
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Spicer S21-170 Rear Differential for a Kenworth T3 Series

2018 Spicer S21-170 Rear Differential for a Kenworth T3 Series

$2,250 USD
S21-170 5.25 ratio Takeout +$500 Core, Rear differential drop-in pulled from a 2018 Kenworth T370 run for just 6,867 miles, non-wrecked. Spicer S21-170 model axle with 5.25 ratio....
ConditionUsed
Fits To Make(s)KENWORTH
Fits To Model(s)T3 Series
Stock Number5626
MLS Number12301424
CategoryDifferentials, Rear
Last Updated2/12/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
(833) 913-___  SHOW
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Eaton Rear Differential for a International 9400I

2001 Eaton Rear Differential for a International 9400I

$649.95 USD
Eaton RS404 3.55 Inspected Takeout +$Core 150, Capacity: 110K, Ratio: 3.55, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker
ConditionUsed
Fits To Make(s)INTERNATIONAL
Fits To Model(s)9400I
Stock Number12330
MLS Number13864320
CategoryDifferentials, Rear
Last Updated2/12/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
(833) 913-___  SHOW
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Eaton rsh40-3.90 Rear Differential for a Kenworth T800

2010 Eaton rsh40-3.90 Rear Differential for a Kenworth T800

$899 USD
RSH40 3.90 Inspected takeout +$150 core exchange *must be like for like*, Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 Spline
ConditionUsed
Rear End3.90 ratio
Fits To Make(s)KENWORTH
Fits To Model(s)T800
Stock Number15303
MLS Number13861021
CategoryDifferentials, Rear
Last Updated1/31/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
(833) 913-___  SHOW
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Eaton RSP40-3.70 Rear Differential for a Kenworth T800

2006 Eaton RSP40-3.70 Rear Differential for a Kenworth T800

$899 USD
RSP40 3.70 Takeout +$150 Core, Rear rear differential drop-in / gears pulled from a 2006 Kenworth T800 (non-wrecked) P/N F8PTP514/0, 511330, spec - 0731131, serial HN01918604 ....
ConditionUsed
Fits To Make(s)KENWORTH
Fits To Model(s)T800
Stock Number4932
MLS Number12300847
CategoryDifferentials, Rear
Last Updated1/28/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
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Meritor RRL20145-4.63 Rear Differential for a International F-2574

1999 Meritor RRL20145-4.63 Rear Differential for a International F-2574

$1,295 USD
Meritor RRL20145 4.63 LOCKER +$750 Core, Capacity: 20K, Ratio: 4.63, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Locker
ConditionUsed
Rear End4.63 ratio
Fits To Make(s)INTERNATIONAL
Fits To Model(s)F-2574
Stock Number15412
MLS Number13908203
CategoryDifferentials, Rear
Last Updated1/23/2026
Location
Spokane Valley, WA, US
Sold By
High Mountain Horsepower
(833) 913-___  SHOW
NUMBERCall Seller
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High Mountain Horsepower
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