Description

SuperMatic™ 10L90-E Ten-Speed Automatic Transmission

Chevrolet Performance’s Supermatic 10L90-E ten-speed transmission offers a technologically advanced balance of performance and efficiency when matched with LT1 crate engines. The kit features a slip yoke-type tail shaft, allowing it to be used with the conventional prop shaft design used in most older vehicles. Comes with Transmission Control Module, Cooler Block and Harness. This will plug directly into the GM crate engine harness.

Additional highlights:

• Electro/hydraulic controls with clutch-to-clutch shifting
• Four gearsets and six clutches: two brake clutches and four rotating clutches
• 39:1 overall gear ratio spread
• Aggressive 4.70:1 first gear for enhanced off-the-line performance
• Three overdrive gears, with 0.64:1 top gear ratio
• Output torque rating of 650 lb.-ft.