What is the best grade oil for Quad bikes
No, quad bikes are not road legal in Australia. Quad bikes are 4 wheel bikes that are top heavy and have a high center of gravity and are used mostly for recreational driving.
Yes. The road bikes and MTBs have multiple gears while the BMX and track bikes only have one.
Suzuki
Honda first started manufacturing modern quad bikes in the early 1980's. There were some models available as early as the 1970's. Quad bikes are also known as All-Terrain Vehicles (ATVs).
none
No
MotoGP bikes have 6 gears.
if there is a clutch there, you have to.
Depending on the bike yes most adult sized bikes have gears
They make cars and bikes work.
Unfortunately, you can't change gears on bikes in HeartGold.