Drivetrain› Automatic Transmissions and Components

Sun Coast Converters

Suncoast Converters Super Hold Servo Kit 28821-09K

$501.20

SKU: S02K 28821-09K

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Replacement seal kit for super hold servo kit. Contents: PTFE Primary Piston Seal (2), Cover Gasket, PTFE Servo Pin Seal (2) (1 Extra), Secondary Piston D-Ring, Case to Cover O-Ring, Cover to Separator O-Ring, Pin to Secondary Piston O-Ring, Separator to Primary Piston O-Ring.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandSun Coast Converters
Part NumberS02K 28821-09K

Videos

4L60E Rebuild Part 4 - Installing the Sonnax Performance Pack and Super Hold Servos

4L60E Rebuild Part 4 - Installing the Sonnax Performance Pack and Super Hold Servos
Corvette Servo Install before/after 4l60e

Corvette Servo Install before/after 4l60e
4l60E Corvette Servo Install

4l60E Corvette Servo Install
HOW TO ASSEMBLE AND INSTALL YOUR CORVETTE SERVO INTO YOUR 700r4 or 4L60e

HOW TO ASSEMBLE AND INSTALL YOUR CORVETTE SERVO INTO YOUR 700r4 or 4L60e

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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