700R4 4L60E 4L65E 4L70E Transmission Pump Spring Spacer
Sonnax Part Number: 77917-RV
Package of 10
A common goal with GM 4L60-series transmissions is to increase pump volume or output, but a common problem is fluctuating pressure in reverse. Sonnax pump spring spacer 77917-RV will preload the spring to increase pump output and stabilize the pressure.
- Preloads the spring for increased pump output
- Stabilizes pressure
