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Shift Kit - Chevy Allison 1000 2006-2008 6spd
Part # 1604721

  • Installation recommendation: Experienced technician
  • Includes our exclusive Smart Trim/Clutch Control valve assemblies and items to modify the C2 clutch piston for increased capacity and more durability. The C2 clutch is the weakest part of the early 5 Speed Allison
  • Addresses goes to neutral under load; 3-4 slip; burned C2/C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; smart clutch control valves for increased durability; SHORT-CRISP-SMOOTH-upshifts & kickdowns
  • Handles 500 Street Horsepower

Warranty

Parts
  • Refer to Manufacturer's Warranty
MakeModelEngineYear
Chevrolet Silverado 2500 HD 6.6 2006, 2007, 2008
Chevrolet Silverado 3500 6.6 2006
Chevrolet Silverado 3500 Classic 6.6 2007
Chevrolet Silverado 3500 HD 6.6 2007, 2008