The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear.

GM 4L60E automatic transmission specifications, gear ratios, model year changes, application information, and additional details on the long-lived transmission platform. Includes information on …

Oct 17, 2025 · The Performance Automatic Transmission is a GM 4L60E designed for 1999-2007 GM 4WD trucks with LS-series engines. It is dyno tested and features a 13-pin wiring harness connector.

Nov 18, 2025 · The 4L60E is a 4 speed automatic electronically controlled transmission that is used widely across GM platforms, particularly on virtually all rear wheel drive applications. Due to its …

Dec 17, 2025 · Our performance upgrade packages transform the 4L60E from a marginal performer into a transmission capable of handling significant power increases. We start with addressing the known …

Known for its durability and versatility, it is a common choice for both everyday drivers and performance enthusiasts. This article explores the compatibility of the 4L60E transmission, potential upgrades, …

Aug 9, 2025 · Looking to upgrade your vehicle’s transmission or need a replacement for your worn-out gearbox? The 4L60E has become one of the most popular choices for transmission swaps thanks to …

It was released in 1996 behind the 4.3L V6 engine. It was released more broadly against the V8 engines in 1997 and was phased into full implementation at GM by 1998 in both RWD car platforms and …

The 4L60E is one of the most widely used automatic transmissions GM ever produced. Found in millions of trucks, SUVs, and vans, it powered everything from half-ton pickups to daily-driven family vehicles.

Here is everything you need to know about the 4L60e transmission from General Motors.