GM 4L80E

The Challenges

The GM 4L80E 4-speed overdrive transmission is the ultimate overdrive platform to suit virtually combination that requires the strongest overdrive transmission possible. Maximum Performance Transmissions has a 4L80E transmission available for practically any engine combination and power level. Our Street/Strip series 4L80E is a great choice for combinations producing up to 1,400 flywheel horsepower.

PART#GM 4L80E TRANSMISSION STAGE 1
118-1100Includes: Performance Overhaul with High Energy Frictions & Bands, Rollerized Output Shaft, HD Intermediate Clutch Snap Ring, 6 Clutch High Gear Direct Drum, MP Calibrated VB & Pump (Increases Clutch Holding Power Capacity, Cooler Flow, and Shift Firmness), New Electronics (A&B Shift Solenoids, EPC Solenoid, PSM, TCC Solenoid, and Speed Sensors), New Wire Harness, Wide Support Bushings in Select Locations, New Washers & Bearings, New 34 Element Intermediate Sprag, and New Low Roller & Overdrive Roller Clutches. Rated @ 750 HP/TQ
PART#GM 4L80E TRANSMISSION STAGE 2
118-1200Includes: All upgrades of Stage 1 plus 300M Billet Input Shaft and 4340 Billet Forward Hub with Bearing.
Rated @ 900 HP/TQ (N2O Kits OK)
PART#GM 4L80E TRANSMISSION STAGE 3
118-1300Includes: All upgrades listed above plus 300M Billet Intermediate Shaft and Modified Forward Drum with Bearing Support. Rated @ 1,000 HP/TQ
PART#GM 4L80E TRANSMISSION STAGE 4
118-1400Includes: All upgrades listed above plus Pro Mod Direct Drum with 36 Element Super Sprag. Rated @ 1,400 HP/TQ
PART#OPTIONAL PARTS
118-70004L80E Deep Aluminum Pan
118-8000Trans Brake Valve Body
118-9000Billet Steel Overdrive Planet
118-9001Billet Steel Intermediate Pressure Plate
118-9002Oversized Piston Center Support
118-9003Manual Control Box
118-90046AN Fittings