- GM 4L80-E transmission
Infobox Automobile
name=4L80-E/4L85-E
production=1991 –
manufacturer=General Motors
class=4-speed longitudinalautomatic transmission
predecessor=Turbo-Hydramatic
successor=6L80/6L90
similar=C-6/E4OD
A-500/A-518The 4L80-E (and similar 4L85-E) is a series ofautomatic transmission s from General Motors. Designed forlongitudinal engine configurations, the series includes 4 forward gears. It is an evolution of the Turbo-Hydramatic 400, originally produced in1965 . 4L80-Es have been optioned only in Chevrolet/GMC pickups, vans, and commercial vehicles, and the Hummer H1.The 4L80 and 4L85 are built at
Willow Run Transmission inYpsilanti, Michigan .Gear ratios:
4L80-E
The "MT1" 4L80-E is able to handle vehicles up to 8000 lb (3629 kg) GVWR with up to 440 ft·lbf (597 N·m) of torque. Final drive ratios include 3.42, 3.73, and 4.10.
Applications:
* 1994–Chevrolet Blazer V8
* 1995–Chevrolet C/K /Chevrolet Silverado /GMC Sierra V8
* 1993–Chevrolet Suburban /GMC Yukon XL
* 1995–2003Chevrolet Tahoe /GMC Yukon
* 1995–Chevrolet Van /Chevrolet Express /GMC Savana
* 2002–2006Chevrolet Avalanche V8 8.1L
*Hummer H1
* 1992–1998 Rolls-Royce Silver Spirit/Spur II, III, IV
* 1991–1992Bentley Eight
* 1991–1997Bentley Turbo R
* 1991–2002 Bentley Continental R/S/T
* 1999–2002 Bentley Arnage Red Label
* 1993–1996Jaguar XJS
* 1994–1997 Jaguar XJR
* 1993–1997 Jaguar XJ12 / Daimler Double Six4L85-E
The "MN8" 4L85-E is able to handle vehicles up to 8500 lb (3856 kg) GVWR with up to 460 ft·lbf (624 N·m) of torque. Final drive ratios include 3.42, 3.73, and 4.10.
Applications:
*Chevrolet Avalanche
*Chevrolet Suburban
*GMC Yukon XL
*Chevrolet Express with Duramax Diesel
*GMC Savanna with Duramax Dieselee also
*
List of GM transmissions
Wikimedia Foundation. 2010.