4l80e 1350 slip yoke. It was the 4-speed electronically commanded evolution of the 3-speed Turbo-Hydramatic 400, first produced in October 1963. This build will handle well over 1000 HP assuming moderate RPM range (less than 7000 rpm), average or lighter weight vehicle, and no large N2O usage. M. General Motors 4L80E and 4L85E 4 speed automatic transmission specs, ratios, and information. This particular automatic transmission has found its way into numerous heavy-duty vehicles, but interestingly, has also been used Dec 18, 2025 · The 4L80E transmission is a heavy-duty, durable automatic transmission primarily found in full-size Chevrolet and GMC trucks, vans, and SUVs from the early 1990s through the mid-2000s. Manufactured by General Motors in 1991, the 4L80e was used to replace the strong TH400, which was first built in 1964, though with additional upgrades. 4L80E Transmissions - Durable, reliable, and ready for action. The 4L80e is 26. Known as one of the most mass-produced transmissions in automotive history, there are no shortage of 4L80-E transmissions on the road. Dec 18, 2025 · The 4L80E transmission is a heavy-duty, durable automatic transmission primarily found in full-size Chevrolet and GMC trucks, vans, and SUVs from the early 1990s through the mid-2000s.
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