Noram Arena 9-Tooth Clutch Drum - #35 Chain - Sprint Racing SpecWhen sourcing elite racing parts for high RPM engines, the Noram Arena 9 Tooth Clutch Drum delivers the explosive acceleration required to dominate the grid. Engineered specifically for engines that thrive on high revolutions, this 9 tooth configuration slashes your gearing ratio to propel your kart forward with unmatched velocity. By minimizing unsprung weight through its lightweight aluminum construction, this drum ensures nimble handling through