What causes front pulley nut on Roadstar 99-05 to back off?

What causes front pulley nut on Roadstar 99-05 to back off?

The front pulley nut on the R*’s are known to back off from reverse torque. The 99 – 05 models have a tab washer that has one tab bent over the nut. It doesn’t hold very well and the nut can back off.

What causes a Yamaha Roadstar to lock up?

In the transmission of the affected motorcycles, Yamaha announced that they’d manufactured the second/third pinion gear wrong. This caused abnormal wear on the transmission. If this happens, the circlip may break and come loose, which would cause the transmission to lock up.

How to do an oil change on a Roadstar?

One by the kickstand, and the other on the bottom of the oil tank. When doing a proper oil change including filter, just put 4 quarts back. Put two in, and replace the dipstick and screw it in. Start the bike, and let it run for about 10 seconds or so. Shut the bike off, and add the other two quarts. Button it up and forget about it.

What kind of washer does a 99-05 Roadstar have?

The 99 – 05 models have a tab washer that has one tab bent over the nut. It doesn’t hold very well and the nut can back off. The 06 and newer they did away with the tab washer and put a conical washer under the nut and changed the nut to have a flange that is staked into a channel on the shaft.

The front pulley nut on the R*’s are known to back off from reverse torque. The 99 – 05 models have a tab washer that has one tab bent over the nut. It doesn’t hold very well and the nut can back off.

In the transmission of the affected motorcycles, Yamaha announced that they’d manufactured the second/third pinion gear wrong. This caused abnormal wear on the transmission. If this happens, the circlip may break and come loose, which would cause the transmission to lock up.

One by the kickstand, and the other on the bottom of the oil tank. When doing a proper oil change including filter, just put 4 quarts back. Put two in, and replace the dipstick and screw it in. Start the bike, and let it run for about 10 seconds or so. Shut the bike off, and add the other two quarts. Button it up and forget about it.

The 99 – 05 models have a tab washer that has one tab bent over the nut. It doesn’t hold very well and the nut can back off. The 06 and newer they did away with the tab washer and put a conical washer under the nut and changed the nut to have a flange that is staked into a channel on the shaft.