1. pressão dos pneus   tire pressure   helmet   pedal   gear lever   Hint Half-n-half Clue   2. pedal   shock absorber   pedal   seat   spoke   Half-n-half Clue   3. pneu   tire   lock   exhaust pipe   handlebar   Half-n-half Clue   4. motor   inner tube   handbrake   horn   engine   Half-n-half Clue   5. cabo   brake   cable   engine   sprocket   Half-n-half Clue   6. escapamento   tire   helmet   brake   exhaust pipe   Half-n-half Clue   7. corrente, correia   seat   chain   pedal   valve   Half-n-half Clue