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4L60E Articles

4L60 Transmission Complete Guide | Diagrams, HP Ratings, Swap FAQ

by Jeff Huneycutt

6/18/2026

A real-world guide to 4L60 transmission specs, strength, and swap tips.

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

by Joe McCollough

3/14/2025

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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