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

90.00 USD Add to Cart
Availability: In Stock
  • 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


  • Refer to Manufacturer's Warranty