ocr: HIGH GEAR eacaccOco - SMALL GEAR - - - WHEEL - - (00 - - - - CHAIN RING C - - OD - - - - DRIVE WHEEL) - - - - - à Forl high speeds, the chain links the chain ring to : a: small gear wheel. This gives a high gear ratio. One turn ofthe pedals turns the wheel many times. However, the pedals are hard to turn, so high gears are best suited for cycling downhill.