Enhance your GM transmission's capabilities with the Qzojcoi 4th Gear Super Hold Dual Servo Kit. Fit for TH700R4, 4L60E, 4L65E, and 4L70E transmissions (1982-up), this kit is engineered to resolve poor 3-4 shift quality and prevent band failure in high-performance scenarios.

Featuring a 40% larger contact area, it delivers superior holding power, optimizing torque transfer and minimizing slippage. Constructed from robust materials, it guarantees durability and a long service life, all while maintaining smooth shifts without harshness.

Fitment:

Fits TH700R4 GM transmissions
Fits 4L60E GM transmissions
Fits 4L65E GM transmissions
Fits 4L70E GM transmissions
Compatible with all varieties of the above transmissions for model years 1982 - up

Note：

When pairing with other servo kits (such as the Sonnax 2nd gear servo 77911-03K), adhere to the specified torque requirements and compatibility protocols.