After many months of testing we are confident that no other shoe offers the same high level of bite and low wear ratio. The shoe is light 7075 Aluminum weight reducing rotating mass helping the engine spool quicker and reducing drive train mass. 3 Sets of springs included 0.9mm Gold 1.0mm Silver 1.1mm Black A lighter spring allows the clutch to engage earlier with more progression. A thicker spring allows the engine to rev higher prior to engagement of the shoe coming in with more bite and more aggression. If driving on a low grip surface it is generally considered best to run a lighter spring making the car easier to drive out the corners. Suitable for Team Associated RC8B and RC8T Clutch system. Also suitable for the Thunder Tiger EB4 S3.
