Sonnax 77733-11S Heavy Duty Input Shaft fits 4L60E 4L65E 4L70E (300mm) Alto No tools required

No tools required

Output Speed Sensor (common for original to fail)

Vacuum Modulator Kit

Performance Part: Yes

Sonnax 77733-11S Heavy Duty Input Shaft fits 4L60E 4L65E 4L70E (300mm) Alto No tools requiredBrand: Sonnax Type: Input Shaft Interchange Part Number: S74670G Manufacturer Warranty: No Warranty Manufacturer Part Number: 77733 11S Country Region of Manufacture: United States Universal Fitment: Yes Vintage Part: No Performance Part: Yes 4L60 E, 4L65 E, 4L70 E Heavy Duty Input Shaft Part No. 77733 11S Fits 300mm non reluctor style units only. Input shaft failure is a common problem in GM 4L60 E, 4L65 E, 4L70 E units as power levels are increased.