4R70W 4R75W [03-UP] Automatic Transmission Piston Kit (7 Pistons) 3 Grooves

A piston that leaks past its seal applies the pack slowly, and slow apply is what burns friction material.

4R70W (7 PISTONS) W 3 GROVES REV PISTON. The sealing surface is produced to the bore it wipes.

Cracks appear at the bond line and do not show on the bench. Shipping weight is 3.68 lb.

The parts list below is exactly what ships. Compare it against your teardown before ordering.

REMCO has supplied automatic transmission parts since 1991, and every order ships with its part listing so the receiving technician can check what arrived against what was ordered.

• Transmission Piston Kit for 4R70W - replacement component designed for proper fit and function
• Designed to support proper clutch apply pressure, stroke and sealing during piston and seal work
• Package Includes: one transmission piston kit as described, supplied loose for piston and seal work
• Bonded rubber lip seals on a steel or aluminum piston body - designed for dependable service in the intended application. Ships at 3.68 lb, 18x10x5 in
• Intended for builders correcting apply pressure loss. Lubricate the lip seals before assembly and seat the piston square in the bore

What's in the box

• 1 x Piston Kit, 4R70W 4R75W [7 Pieces W 3 GROVES Reverse]

Compatible vehicles

• Fits Mustang [94-95], E150 1/2 Ton Econoline - Van [97-02], E250 3/4 Ton Econoline - Van [97-02], F150 1/2 Ton - Pickup [94-95], Cougar [93-95], Crown Victoria [92-10], Thunderbird [92-97], Bronco [94-95], E150 1/2 Ton Econoline Club Wagon [97-99], E350 1 Ton Econoline - Van [97-00], Expedition [97-07], Expedition EL [07].