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700, 4L60E Servo Piston Corvette

Condition: New
Model: 74905BK

$20.00

Sonnax 2nd Gear "Corvette" ratio servo kit 77701-04K provides increased apply area resulting in improved holding power for firmer 1-2 and 3-4 shifts in 4L60 (700-R4) and 4L60-E transmissions. The servo piston features D-rings in place of the OE seal rings for improved sealing during apply and release. This kit is compatible with Sonnax 4th Gear Super Hold dual servo kit

  • Upgrade used for high performance or heavy-duty towing applications
  • Improved D-ring sealing configuration
    • Contents
    • Piston
    • Piston D-Rings (2)
    • Housing O-Ring

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