The Novak Guide to the GM 4L80E Automatic Transmission
https://www.novak-adapt.com/knowledge/transmissions/automatic/4l80e/
WEBThe 4L80E was designed for vehicles up to 8000 lbs. GVWR and with engines up to 440 ft. lbs. of torque. The 4L85 was designed for vehicles up to 16,500 lbs. GVWR and with engines up to 460 ft. lbs. of torque and towing capacity was up-rated to 22,000 LBS. The 4L80 series require a shifter with a 7-position quadrant; P, R, N, OD, D, 2, 1.
DA: 43 PA: 24 MOZ Rank: 82