Cobra Transmission Parts 1-800-293-1848: A Whole Lot of Parts for the 4L60E

As far as the 4L60E goes, it is probably one of the most common used 4 speed automatic transmissions. It is used in passenger vehicles, vans, mini vans, SUVs, trucks and others I am sure. It is strong, reliable, adaptable and abundant. Due to these factors parts are readily available and will be long after it is retired from the manufacturing line.

In this post we will dive into other parts used by this unit.

There are two drums in this transmission, lets take a closer look at the differences:

Input Drum with Shaft:
With pilot; excluding 2.8L and 4 cyl (298mm, 30 spline converter) 1993-Up
With out pilot; 2.8L and 4 cyl (245mm, 27 spline converter) 1993-Up
With out pilot; 300mm, 30 spline converter 1998-2005
With out pilot: 300mm, 30 spline converter with reluctor 2006-Up

Reverse Input Drum:
No check ball, has round oil holes in bore 1993
No check ball with large feed holes 1993-Up

The Bushing Kit, Thrust Washer Kit and Bearing kit are the same for all years. Parts can also be purchased individually instead of the kit.

Here is a list of the different Reaction Sun Shells:
Washer type with 4 washer holes 1993-Up
Bearing type with no washer holes 2001-Up
The Beast - Hardened and Thickened with 4 tang washer 1993-Up
Sun Gear and Shell Kit also available

Cooler line fittings are available as follows:
5/16" X 1/4"; 1993-1995
5/16"; 1993-1995
Push-in type: 1996-1997

Steel Cooler Lines with flair fittings (will fit other transmissions):
5/16" X 30, 60 or 72"
3/8" X 30, 60 or 72"