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Category : Allison 1000-2400 SeriesPrev  

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A1-Shift Valves
A1-Shift Valves  

Fits 2001-2010 5 and 6 Speed Allison 1000-2400 series. Duramax Diesel Chevrolet, GMC Diesel/Gas Trucks Heavy Duty, Street, Show & Competition.

Includes New design steel shift valves C, D and E that resist sticking.

"Good News" Addresses Sticking Shift Valves that set common Pressure Switch or Solenoid performance codes.

Installation recommendation: Experienced technician
Transmission removal necessary: No

Common Part Numbers:
TranstarT121741SK
WIT Whatever it TakesA116741S-1K
OTS Oklahoma Transmission SupplyA1-SHIFTVALVES
A & Red's
NatproK35885
Slausons
Dacco, MST, D&E, and Dean
PTW Portland Transmission Warehouse
Summit Racing/Atech Motorsports
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