AC Ace/Aceca Rear Hub Tapered Spline Conversion Kit 

Unique taper spline drive engagement giving greatly increased strength and fatigue life compared to the original design.

• All parts fully CNC machined.

• Manufactured in materials with almost double the tensile and yield strengths of the original components. Full material traceability with certificates of conformity.

• Complete, ready to fit kit.

• Designed with original AC factory drawings to ensure complete interchangeability with original parts.

• Uprated self-locking nut to replace castle nuts and split pins.