The steering wheel hub for the Porsche 991 can be mounted directly on the steering wheel column. The wheel hub is made of Aluminium 7075 and has a perfect fit on the steering shaft spline. A quick release adapter or motorsport steering wheel can be mounted using six M5 bolts (PDC 70mm). The hub works with a clock spring, including the unlocking pin. The total length of the steering wheel hub is 105mm.
Spline Z: 86 mm
Spline diameter: 25,6 mm
Outer diameter: 115 mm
Total depth: 105 mm
Suits the 997, 987, 991 and 987 steering shaft.