Shock Absorber Type 643 Competition P Lowering Kits progressive springs for the second

progressive springs for the second stage

This results in smoother initial movement and greater reserve in the second spring rate

making it an excellent choice for motorcycles with limited space

race-winning performance without ruining your bike's period-correct look

maintaining the original seat height while improving suspension balance and responsiveness

Shock Absorber Type 643 Competition P Lowering Kits progressive springs for the secondWith compression reservoir on a milled mount. The upper mount is precision milled from solid aluminum and integrates the high and low speed compression adjusters. A pressure relief valve prevents hydraulic lock and shields the chassis from uncontrolled jolts under extreme compression. The shock is fully adjustable: 22 clicks of rebound and 22 clicks each for high and low speed compression. Spring preload can be set mechanically or, optionally,