When too much voltage from an ATV's regulator is frying the battery, it's time to change out both parts.

Standard vs metric tire sizes, what the numbers mean and how to choose ATV and side-by-side tires guide.

If the rear brakes on your Honda motorcycle keep bottoming out, what could be the problem? 

Tips on a few simple things you can do to keep your Yamaha ATV well-maintained during storage.

Besides the oil, here's what other fluids need to be changed on a Honda VTX1800. 

Got a Honda motorcycle with oil in the airbox without overfilling the level? You might need to do a leak down test.

If your ATV's CVT clutch has old clutch springs, what effect can that have on performance? Here's a quick answer from our ATV expert John Talley.

What do you buy as a holiday gift for SxS owners? Here are Partzilla's staff picks for great gifts for UTV riders and enthusiasts.

If you plan on doing your own motorcycle maintenance, your toolbox should have a couple of essential electrical tools.