4L60E

We build all of our 4L60E heavy duty transmissions with high quality parts including

New electronics, seals, gaskets, HP/HD clutches, HD band, sprag, filter and bushing kit.

PERFORMANCE PACKS

TCC pressure limiter valve and spring (optional), Boost valve with O-ring, Elevated pressure regulator spring, High rpm pump slide spring, 4th servo return spring, servo piston D-ring kit, pin less accumulators.

Smart heavy duty reaction shell

Heavy duty 3-4 clutch backing plate kits

Rear stator support bushings

4TH gear super hold servo

Heavy duty shell

Kevlar band

2ND gear super hold servo kit

HD Torque converter

We also have the 4L78, 4L79 drums available

Billet parts are available.

Core charges for Transmissions and Torque converters not returned.

 

 

4L80E

We build all of our 4L80E heavy duty transmissions with high quality parts including

New electronics, seals, gaskets, hp/hd clutches, hd bands, sprags, filter, bushings.

Forward clutch hub.

Line pressure booster kit.

Smart-tech overrun clutch valve kit.

No walk case bushing.

Torque Converter

Heavy duty drums and shafts are available.

Billet parts are available.

Core charges for Transmissions and Torque converters not returned.