Wheels:
Wheels are more than a cosmetic choice in a track car.  The lighter the wheel the lower the rotational mass (and car weight).  The lower the rotational mass the lower the torque required to turn the wheels leaving that saved energy to be translated into acceleration.  In most classes wheels made of anything other than steel or aluminum are not allowed.  This is true for the Racepad M3.  We run lightweight forged aluminum wheels on the car.  The wheel hubs are equiped with studs.  Studs allow you to simply slide on the wheel and torque down the bolts.  No loose bolts  loose and to try to line up with the holes in the hubs.  Long studs allow for use of various spacers to increase the offset of the wheels.  Increasing the offset widens the the wheel track which generally increase the lateral stability of the car in turns.
 
Pictures:
 
     

 

Parts:
Forgeline RC Wheels
Description: 17x9 two piece forged aluminum wheels
Benefits: These light weight (19lbs each) wheels are a two piece forged design.  The RC model has a thinner hub than the more common RS street model.  Moreover, the valve stem is located outside the spokes.  Unlike the RS street model this allows one to run a larger brake caliper and not have the stem interfere.
Wheel spacers
Description: Increase the wheel offset
Benefits: Various thickness spacers are used to widen the track of the car as wheel as provide enough offset so that the inside of the wheel will not rub against the shock, brakes and wheel well.
Wheel Studs
Description: Metric wheel studs
Benefits: Studs facilitate wheel change and easy installation of various wheels and spacers without having to ensure that you have the  proper length bolts.

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