GM Performance Automatic Transmission Package, SuperMatic 6L80E, 2,400-2,800 Stall Converter, Chevrolet, LSX Engines, RWD, Kit (PART #GMP-19366637)

GM Performance developed the new SuperMatic 6L80-E 6-speed automatic transmissions with upgraded internal components, offering an exceptional torque rating of 650 lbs.-ft. That's a 45 percent increase over regular-production versions of this same transmission. A deep first gear enables strong launch performance, while the top gear supports balanced performance on the highway. They're for use with GM Performance LS and LSX crate engines in 2WD applications.

SuperMatic 6L80-E transmissions features include:

• 2,400 to 2,800 stall converter
• Electro/hydraulic controls with clutch-to-clutch shifting
• Output torque rating of 650 lbs.-ft.
• Gear ratios: 4.02 (1st), 2.36 (2nd), 1.53 (3rd), 1.15 (4th), 0.85 (5th), 0.67 (6th)
• Lightweight diecast aluminum case contributes to dry weight of approximately 195 lbs.
• Uses DEXRON VI premium fluid
• Truck-style production oil pan
• Production vent tube assembly
• Approximately 23.5 in. long
• Controller and harness, with calibrations for street and track
• Harness also includes paddle-shift connection, transmission bulkhead connector that supports aftermarket gear indicator displays, electronically controlled shifters, and more
• GM Performance-specific design includes provisions for an aftermarket transmission cooler, including -6 AN fittings