700R4 & 4L60E Forward Drum Changes and Interchange Information 1982-2013
I provide a detailed breakdown of all 700R4 and 4L60E forward drums and their respective internals produced starting in 1982 and ending in 2013. I cover all key design features, changes over the years and interchangeability between different years and vintages of 700R4 and 4L60E. This includes pistons, apply rings, backing plates, pressure/apply plates, clutch stack ups and more. I also point out things to watch out for, best practices and considerations for rebuilds as it relates to the forward drums for these transmissions.

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700R4 Performance Tips and Tricks PT1 - Valve Body

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700R4 & 4L60E: Reverse Input Drum Deep Dive

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Water in this 700r4… UPGRADES to handle 400+ hp all day long!!!

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700R4 Nemesis: Transgo 2&3 Reprogramming Kit Install

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Rebuilding 700R4 4L60E Transmissions - Special Tools, Supplies and Equipment

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Mason Smith 4L79.com Forward Drum Kit for 700R4s & 4L60Es

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4L60E High Performance PT1 - Parts Selection and Build Considerations

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700R4 4L60E Low Reverse Deep Dive

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How to Buy a 4L60E - Changes and Interchange Rules

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Lawrence Wilkerson: Iran-Krieg spitzt sich zur globalen Krise zu

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INSANE! Top 5 Primitive Recycling & Most Amazing Manufacturing Factory Processes in the World!

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CANBUS – Networking so simple, even YOU can understand it!

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BLEW UP AT 7K RPM! 2018 Lamborghini Huracan Performante 5.2L V10 Teardown. Catastrophic Failure!

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700R4 and 4L60E Forward Drum Repair - Part 1

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700R4 Teardown and Inspection

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4L60E Valve body build Sonnax Performance Pack 1of 2

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One of Gm’s first designed 700R4 and this thing looks all original… GM’s crazy thinking!!!

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4L60E High Performance PT5 - Case Assembly, End Play Adjustment and Dealing with an Assembly Error

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700r4 4L60 transmission rebuild at home?

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