5R55N [99-UP] Automatic Transmission Piston S Interm Servo (Bonded)

Lip seals take a set in the groove and stop wiping the bore the way they did when new.

5R55N w s interm servo (bonded) 3.5052.520 lip od (white dot). servo Piston. This restores the piece that turns line pressure into clamp.

Bore finish is what the seal wipes against for the life of the unit. The pistons are bonded rather than lip sealed. Shipping weight is 1 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 5R55N - 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 1.00 lb, 2.5x2.5x3.5 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, 5R55N W S Interm Servo [Bonded] 3.5052.520 Lip OD [White Dot]

Compatible vehicles

• Fits Mustang [05-10], Thunderbird [02-05], Explorer [02-10], Explorer Sport Trac [05-10], S-Type [00-02], XK8 [01-02], XKR [00-02], Aviator [03-05], LS [00-06], Mountaineer [99-01].