GM 4L80-E Billet Adjustable Low Band Servo Piston Kit They feature

They feature

CE Ford front covers are direct replacements for your stock timing chain cover

that's 50 percent less backlash than other competitive cables on the market

and 3/8 in

They are manufactured from cast aluminum and have a polished finish

GM 4L80-E Billet Adjustable Low Band Servo Piston Kit They featureThe purpose of the servo piston is to apply force to the rear band, controlling the band's grip on the transmission drum during gear changes. Adjusting the rear band is crucial for optimizing shift quality and transmission performance. This adjustable servo enables you to fine tune the rear band's tension with ease, even while the transmission is still installed in the vehicle.