Insane Performance's Single Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat treated steel and milled on a 5 axis precision CNC machine to create what we believe to be the strongest crank hub kit on the market today!
Insane Performance's crank hub is offered in a 2 pin and upgraded 4 pin design for those looking push their S55 to the limits while having greater peace of mind. Please keep in mind neither version has had a known failure with 1200+ vehicles on the road today and counting. The 2 pin crank hub has also been tested up to 1000+ whp without issue.
This kit includes all the necessary components to successfully replace the stock OEM crank hub with our single piece crank hub.The kit now includes hardened crankshaft damper bolts at no additional charge.
