New Sonnax GM 4L60/E Heavy Duty Input Shafts
Overcome input shaft failure by installing the appropriate Sonnax heavy duty input shaft for GM 4L60, 4L60-E, 4L65-E and 4L70-E applications. These input shafts are built with high-strength steel ideal for high performance applications, and their unique design protects against failure from stress cracks.
- 77733-10SB for ’85-later 4L60 & 4L60-E with 298mm converter, 30-spline input shaft
- 77733-11SB for 4L60-E, 4L65-E & 4L70-E with 300mm converter, non-reluctor style shaft
- 77733-12SB for 4L60-E, 4L65-E & 4L70-E with 300mm converter, reluctor-style shaft
For more information, visit: www.sonnax.com






