Piston Kit / Gm 6T40 / 6T45 / 6t50 (gen 1) (2008-2014) (hi-per Blue) (05 Pcs)

Piston Kit for GM 6T40, 6T45, 6T50 (Gen 1) Transmissions | Chevrolet/GM | 2008-2014

Restore shift quality and hydraulic integrity in your GM 6T40, 6T45, or 6T50 (Gen 1) transmission with this Hi-Per Blue piston kit from ATK. Engineered as a direct-fit replacement set, this 5-piece kit includes the pistons needed to refresh critical clutch and servo circuits during a rebuild or repair. The Hi-Per Blue coating helps resist wear and scuffing, supporting consistent apply and release for smoother engagement.

Key Features

• 5-piece piston kit designed for GM 6T40, 6T45, and 6T50 (Gen 1) units
• Hi-Per Blue coating for improved wear resistance and sealing surface durability
• Direct-fit replacement for worn or damaged pistons during transmission service
• Manufactured by ATK for dependable performance in rebuild applications
• Ideal for valve body and clutch piston service on 2008-2014 GM vehicles

Compatibility

This piston kit is compatible with Chevrolet/GM vehicles equipped with 6T40, 6T45, and 6T50 (Gen 1) transmissions from 2008 through 2014. Always verify your transmission code and piston configuration before ordering.

Why Choose This Part?

ATK piston kits give rebuilders a reliable, application-specific solution for restoring hydraulic control in GM 6T40, 6T45, and 6T50 (Gen 1) transmissions. If you are servicing a 2008-2014 Chevrolet or GM vehicle and need quality replacement pistons, this Hi-Per Blue 5-piece kit is a smart choice. Order today to get your rebuild back on the road.