USA Standard Gear ZMMUNWT297-8A Manual Transmission Cluster Gear for Muncie M20 2.56 Ratio

The USA Standard Gear ZMMUNWT297-8A is a precision-engineered cluster gear designed specifically for Muncie M20 manual transmissions with a 2.56 first gear ratio. This counter cluster gear assembly is a critical component in the transmission's gear train, transferring power from the input shaft through the synchronized gear sets.

Key Features:

• Direct replacement cluster gear for Muncie M20 4-speed transmissions
• Designed for 2.56 first gear ratio applications
• Manufactured to OEM specifications for proper fit and function
• Heat-treated steel construction for durability and wear resistance
• Precision-cut gear teeth ensure smooth shifting and quiet operation

The Muncie M20 was a popular wide-ratio 4-speed transmission used in numerous GM performance vehicles from the 1960s and 1970s. This cluster gear is essential for transmission rebuilds and restorations, providing reliable performance for street and mild performance applications. USA Standard Gear manufactures replacement drivetrain components that meet or exceed original equipment quality standards.