SHIFT KIT VALVES, TRANSGO ALLISON 1000 SHIFT VALVES, NON-STICK 2001-2010 5 and 6 Speed. #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