Camber

Caster

Toe

Steering gear ratio

vibrations on the steering wheel

engine power during acceleration

torque that is transmitted by the tyres to the road surface

stopping distance in case of emergency

grip the road and provide good traction

substitute for springs

act as brake

none of these

tube type and tubeless

solid and tubeless

air and pneumatic

split rim and drop centre

the tread grooves pass air between the tyre and road surface, thereby preventing tyre from overheating

the crests between the tread grooves absorb road noise

in wet conditions, the tread grooves expel water that is drawn between the tyre and road surface

the tread pattern protects the tyre's inner carcass from small stones and pieces of glass