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. Building beyond 800 HP? Upgrade to our 4l80E 4x4 Level 4 or the 1200 HP rated 4l80E 4x4 Level 5.
4L80E level 3 Designed for LS engines & 4x4 applications
Rated up to:600 HP at the crankshaft
Rated up to:600 Ft lbs of torque at the crankshaft
Converter: Custom Built & Custom Stalled 13" Lock-Up Billet Yank Performance converter
Stall: 1600-2,200
Master overhaul kit
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
Heat Treated Input Shaft
Heat Treated Main Shaft
Heat Treated Forward Steel Clutch Hub
Updated Molded Steel Direct Clutch Piston
Updated Reverse Band
New Low Roller Assembly
Wide Kickdown Band w/New Apply Piston
Heavy Duty Intermediate Sprag
Updated Boost Valve
Updated TCC Regulator Valve
Blue Printed Pump & Valve Body
Transmission Mount
New OEM Steel Pan
| Gear Ratios | 1st | 2nd | 3rd | 4th |
| GM 4L80E/ 4L85E | 2.480 | 1.480 | 1.000 | 0.750 |
| 4WD 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″ |
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