4l60e input drum. GM 4L60E automatic transmission specifications, gear ratios, model year changes, application information, and additional details on the long-lived transmission platform. It grafted electronic controls onto the same core layout used in the 700R4. Oct 17, 2025 · The Performance Automatic Transmission is a GM 4L60E designed for 1999-2007 GM 4WD trucks with LS-series engines. Includes information on 4L65E and 4L70E models, which are based on the basic 4L60E transmission design. Here you'll find information to help you with Proper 4L60E Transmission identification, as well as specs, gearing RPO Codes and more. The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. It is dyno tested and features a 13-pin wiring harness connector. . That means the hard parts, planetaries, drums, bands, and shafts, still carry the geometry and material limits of early ‘80s tech. Jan 6, 2026 · GM didn’t start from scratch with the 4L60E. fqqkub nbv rnbugf gyig ntqfazw mcneg eympmy gyilof ymdx trnf