Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4, …

For 1990, GM adopted a new naming convention for their powertrain products and the designation was changed from the TH700R4 to the 4L60; 4 forward speeds, longitudinal configuration, and …

Nov 18, 2025 · The 4L60E transmission was first introduced in 1992 as an upgrade or replacement to the 700R4 transmission, also known as the 4L60 transmission. The two …

Comprehensive technical and swap guide to the GM 4L60-E transmission. Covers history, identification, compatibility, factory variants, and Jeep conversion adaptability.

Feb 26, 2021 · Introduced in 1982, the 4-speed Overdrive GM 700-R4 transmission — also known as the 4L60 — remains a popular option for street/strip performance applications.

Aug 13, 2025 · The 4L60 transmission has emerged as one of the most solid and flexible automatic transmissions that has existed. Its easy-shifting, exceptional performance and …

Non-LS 4L60E uses a 298 mm converter and the traditional small-block/V6 bell pattern. LS-pattern units have a different bellhousing (with a top bolt hole) and typically use a 300 mm …