quad bike BrE
four wheeler AmE

But with the quad bike he has the speed too.

But will the quad bike and jet be able to stop him before it's too late?

The town actually looks like somewhere in the American west, although quad bikes are taking over from horses.

The same trip can be done in 50 minutes on a quad bike.

Transport around the island is by quad bike or on foot.

It took a while to gain confidence, but I never stopped being astonished at what the quad bike could do.

The contestants had to ride quad bikes off the edge of a high rise building.

The quad bikes had to land at a target point on the ground decided by the pairs.

A quad bike with a top speed of 73 Mph.

The men run and run, but the quad bikes always catch up to them.