4R100 BILLET DRUM, SHAFT AND CENTER SUPPORT

Product Description

Specifically manufactured for drag racing and or sled pulling.
The largest intermediate / center shaft available today.
Boasts a spline/shaft diameter of 1.198″ vs .986″ O.E., resulting in a 21% increase in diameter.
Shaft is made from 300M material.
The forward drum is made from 4140 HTSR billet steel and comes with both cast and teflon sealing rings.
The intermediate / center shaft support is made from 4140 HTSR billet steel and incorporates a dual bushing
support system for increased stability over the O.E. bearing.