TH400 / 4L80E HUB, BILLET UPGRADED FORWARD CLUTCHTH400, 4L80E
Forward Clutch Hub
Part No. 34322-01
Sonnax offers a replacement clutch hub 34322-01 for the GM TH400 & 4L80E forward clutch assembly. This hub is made from an AISI 1045 steel forging. 4L80E Hard Forward Clutch Hub. This is a must if you have nitrous.
- Made from forged 1045
- 42-tooth external spline
- 30-tooth (26 actual teeth) internal spline pattern