RTS OE Transmission Heavy Duty Sun Gear Shell, TH700R4, 4L60, 4L60E, Each

RTS Heavy Duty Sun Shell 700R4, 4L60, 4L60E This Heavy Duty Sunshell is rated up to 500HP. The factory sun shell is a weak point on the 700R4/4L60E transmissions and the & improved Heavy Duty Sunshell is the solution! It is highly recommended for any type of heavy duty or high performance application.