How do you adjust rear shock preload?
1 Setting the spring preload or “sag” Check swing arm and wheel bearings/bushes to ensure there is no wear. Lift the rear of the bike until the suspension is completely extended. Take a measurement from the axle to a point directly above on the rear sub frame. Let the bike down on its suspension and measure again.
How to adjust suspension preload-springrates.com?
Loosen both lock rings under the spring (spring seat ring (top) and spring lock ring (bottom)) so that the spring is loose and can move up and down slightly. Tighten up the spring seat ring so that the spring is snug, but do not tighten it down past simply holding the spring snug, this will be “0” preload.
How much preload do I need for front suspension?
Winding on 10mm of preload to our bike’s 1kg/mm spring at the front, for example, would raise the front end by 10mm. This would have the exact same effect on geometry as raising the triple clamps up the forks by 10mm.
How can I preload the spring seat ring?
Tighten up the spring seat ring so that the spring is snug, but do not tighten it down past simply holding the spring snug, this will be “0” preload. Now bring the bottom lock ring up so that it is just touching the spring seat ring, but do not tighten to lock, you will be moving the spring seat ring next.
What happens to the spring when you put preload on a bike?
An unladen, fully extended fork (or shock) spring WILL compress when preload is added. However, under yours and the bike’s weight, when preload is added the spring in the forks and shock do not compress. The spring remains the same length, but the forks and shock themselves actually extend.
Loosen both lock rings under the spring (spring seat ring (top) and spring lock ring (bottom)) so that the spring is loose and can move up and down slightly. Tighten up the spring seat ring so that the spring is snug, but do not tighten it down past simply holding the spring snug, this will be “0” preload.
Why do you need to adjust the preload on a motorcycle?
Adjusting preload simply determines the motorcycle’s ride height. Cruisers often carry passengers and extra luggage, so it is helpful to adjust your rear suspension preload to accommodate for the added weight.
Winding on 10mm of preload to our bike’s 1kg/mm spring at the front, for example, would raise the front end by 10mm. This would have the exact same effect on geometry as raising the triple clamps up the forks by 10mm.
Tighten up the spring seat ring so that the spring is snug, but do not tighten it down past simply holding the spring snug, this will be “0” preload. Now bring the bottom lock ring up so that it is just touching the spring seat ring, but do not tighten to lock, you will be moving the spring seat ring next.