Most modern motorcycle wheel bearings can't be repacked at all, so the honest answer starts with figuring out which kind you have. Sealed bearings, which is what most street bikes…
The fastest way to check a wheel bearing is to lift that wheel off the ground, grab it at the top and bottom, and try to rock it side to…
Vibration that shows up out of nowhere almost always traces back to one specific moment, not gradual wear. That's the main difference from a vibration that's crept in slowly over…
A motorcycle that starts vibrating more than it used to almost always means something changed, and you can find out what in about ten minutes. Every bike vibrates some. That's…
Key Features Manufacturer-verified clutch safe Formula lacks clutch-slipping PTFE/moly Precise 90–100 mL/L dosage Targets severe seal degradation Check Price on Amazon Rislone Oil Seal comes from the same manufacturer as…
Smoke right at cold startup that clears within a few seconds points to worn valve seals. Smoke that shows up or gets worse under hard acceleration indicates worn piston rings.…
There's no single number that applies to every motorcycle, but as a starting point, a modern, well-sealed four-stroke should use well under half a quart between oil changes, and older…
If your oil pressure light comes on and stays on while the engine is running, pull over, shut the engine off, and check your oil level before you do anything…
Blue-gray smoke from the exhaust almost always means oil is getting into the combustion chamber and burning off with the fuel, because of worn valve seals or worn piston rings.…
Where the oil shows up tells you almost everything. Oil pooling on top of the engine usually means a gasket. A wet spot right under the drain bolt, especially right…