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GM 4L60 700R4 4L60E Transmission 2nd Gear Corvette Servo Kit Sonnax 77701-04K

GM 4L60 700R4 4L60E Transmission 2nd Gear Corvette Servo Kit Sonnax 77701-04K

by Sonnax
SKU S74905BK
$61.10 - $61.10
$61.10
$61.10 - $61.10
$61.10
Availability:
in stock, ready to be shipped

Delivery time

You will receive your package in 2–5 business days within the contiguous U.S.

Brand: Sonnax

Type: Performance Servo Kit

Interchange Part Number: S74905BK 

Manufacturer Warranty: Unspecified Length

Fitment Type: Direct Replacement

Items Included: Piston, Housing, D-rings, Housing O-ring

Manufacturer Part Number: 77733-02K

Surface Finish: New 

Drive Type: 4WD,AWD,RWD

Material: Aluminum

Performance Part: Yes

700R4 4L60 4L60E Transmission

2nd Gear "Corvette" Ratio Servo Kit
Part No. 77701-04K


fits all 700R4/4L60/E Models 1982-up

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 77767K.
  • Upgrade used for high performance or heavy-duty towing applications
  • Improved D-ring sealing configuration

Contents:
  • Piston
  • Piston D-Rings (2)
  • Housing
  • Housing O-Ring
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