2001-2005 Duramax Allison 1000 Shift Kit (1604720)

Shift kit for the Allison 1000 5-speed Transmission.

Part Number: 1604720

• 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

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

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