Description

Fits

Year	Make	Model	Engine
2001-2005	GMC/Chevrolet	HD	6.6L Duramax/ Allison 1000

Shift kit for the Allison 1000 5-speed Transmission.

Part Number: 1604720

Features

• Includes exclusive smart Trim/Clutch Control valve assemblies for increased durability
• Addresses Going to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; SHORT-CRISP-SMOOTH-upshifts and kickdowns
• Handles 500 Street Horsepower

Notes

• This kit requires the removal of the transmission for the installation of the internal parts
• Installation recommendation: Experienced technician