Motorcycle Front And Rear Wheel Alignment

Be careful to avoid pulling the string loose from the place where it is held on the rear tire by the tape.

Motorcycle front and rear wheel alignment.

If there are two separate side by side tracks the rear end is misaligned. Drive through anything that leaves a track. Believe it or not a serious misalignment of the front and rear wheels can be the cause of all these maladies. Most bikes are adjusted simply by loosening the axle nut and sliding the rear wheel forward or back on both sides.

All four gaps should be equidistant. The h d manual suggests that wheel alignment should be done using straightedges. Find the midpoint of the string and pass it through the rear wheel 1. Another point that is very important that goes along with that is making sure that the alignment of your rear wheel is in proper adjustment.

The idea is that you will wrap the string back across the trailing edge of the rear tire. With the front wheel centered between the tubes measure the gap at the front and rear of the tire. Wet snow sand mud doesn t matter. That being said there are a couple of variations that need to be taken into account 1.

Because that chain can wear out so can the sprockets if it s off. Correct front wheel alignment process. Have a helper turn the front wheel so that it points straight ahead. A misaligned rear wheel on a motorcycle is like a misaligned rear axle on a 4 wheeler.

To make things more difficult the rear wheel can be offset up to 15mm relative to the front depending on model. The usually prescribed method is to support the bike lay straight edges along the rear wheel and measure the gaps at the front. Typical numbers are 55 to 58 inches for mid size and larger street sporting motorcycles 52 to 54 inches for 250 or 500cc gran prix bikes and just under 50 inches for 125cc gp bikes. The rear wheel s don t follow the front.

The distance between the centers of rotation for the front and rear wheels that is the distance between the front and rear axle. If the gaps are different use the rear wheel adjusters to reposition the wheel slightly. Bikes that have calipers with no locating dowels on the fork leg or axle casting must follow the following additional step put the bike in the air and set the caliper bolts finger tight and spin the front wheel and. Of course if both tires are the same size the tubes should touch at all four spots.