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Torque Limit: 650 lb.-ft.

Gear Ratios: 1st: 4.02, 2nd: 2.36, 3rd: 1.53, 4th: 1.15, 5th: 0.85, 6th: 0.67

Serious torque and added versatility for the track or the truck. 

Developed with upgraded internal components, Chevrolet Performance’s
SuperMatic™ 6L80-E six-speed automatic transmission offers an exceptional
torque rating of 650 lb.-ft.—a 45-percent increase over regular-production
versions of the six-speed automatic. A deep 4.02:1 first gear enables
strong launch performance, while the 0.67:1 top gear supports balanced
performance on the highway. It is designed for use with Chevrolet
Performance’s LS and LSX crate engines, as well as LT1 and LT4 crate
engines. A 4WD version is available for LS/LSX engines and includes a tail
designed to mate with a transfer case. Additional highlights:

• Electro/hydraulic controls with clutch-to-clutch shifting
• Lightweight die-cast aluminum case contributes to dry weight of approximately 195 lbs.
• Approximately 29.9 in. long (2WD version)
• Uses DEXRON VI premium fluid
• Does not include dipstick
• Includes truck-style production oil pan (use Shallow Pan Kit P/N 19418242 for increased ground clearance)
• Kit includes controller and harness, with calibrations for street and track; harness also includes paddle-shift connection
• Includes production vent tube assembly
• Kit includes transmission bulkhead connector that supports aftermarket gear indicator displays, electronically controlled shifters and more
• Chevrolet Performance-specific design includes provisions for an aftermarket transmission cooler, including -6 AN fittings
• Kit includes laptop connection cable for custom tuning transmission shift points and feel. Transmission Control Interface Cable (single license use - cannot be used with multiple transmissions)
•  Use only for Performance Parts applications, not as a service replacement for GM production vehicles