Description
Description
Chevrolet Supermatic 4L80E. This is a four-speed automatic transmission. This comes standard with an automatic valve body. A standalone transmission controller is required to control the transmission unless it is going into a factory application.
Performance Specifications
- Rated up to:800 HP at the crankshaft
- Rated up to:750 FT-LBS of torque at the crankshaft
- Converter: Custom Built & Custom Stalled 10" or 10.5" or 13" multi disk Lock-Up Billet Yank Performance converter
- Stall: custom
Build Details
- 4L80E level 5 designed for LS engines 4x4 applications
- Master overhaul kit with Hardened Steels
- Raybestos Stage I Frictions
- Transgo Reprogramming Kit w/ Valve Body Recalibration & shift command
- Filter
- New Torrington Bearing Kit
- New Bushing Kit
- New Thrust Washer Kit
- New Internal Wiring Harness
- New Manifold Pressure Switch
- New EPC Solenoid
- New PWM Solenoid
- New Input & Output Speed Sensors
- New 1-2 Shift Solenoid
- New 3-4 Shift Solenoid
- Expanded Capacity Forward Clutch Drum
- Extra Capacity Second Gear Clutch Assembly
- Expanded Capacity Third Clutch Drum
- 300M Input Shaft
- 300M Main Shaft
- 300M Forward Clutch Hub
- Updated Molded Steel Direct Clutch Piston
- Updated Reverse Band
- New Low Roller Assembly
- Wide Kickdown Band w/New Apply Piston
- Updated Boost Valve
- Updated TCC Regulator Valve
- Blue Printed Pump & Valve Body
- Transmission Mount
- New OEM Steel Pan
- Billet Direct Drum with 36 Element Oversized Sprag with higher capacity frictions
- Billet Sprag Cage (versus OE plastic)
- GM 4L80E/ 4L85E
Gear Ratios
- 1st: 2.480
- 2nd: 1.480
- 3rd: 1.000
- 4th: 0.750
Dimensions
- Measurements are taken from mounting surface where trans meets engine block to the tip of the tailshaft
- Total Length: 28 1/2" (Including OE T-Case Adapter Housing)
- Distance to trans mount center: 27"
