Lightly tuned motor designed for use in off-road racing and for Tamiya official grand prix races. Worn-out brushes can be replaced to maintain optimum performance. Features chip type noise reduction condenser and heat-sink type end bell for effective heat dissipation Compatible with: Tamiya electric off-road cars This is a higher performance motor designed for R/C off-road cars Sponge cover protects motor from debis Worn out brushes (standard type) can be replaced Heat sink type end bell allows effective heat dissipation Features detachable chip type condenser can be used in Tamiya offical races Apply metal oil to bearings for smooth rotation