PROGRESSIVE SUSPENSION 430 Series Shock Chrome Heavy-Duty 11.5" 4304071C

Get the best in class dampening performance with this high-pressure gas mono tube shock. Fade-free in any type of conditions. Features disk valves for quick and consistent damping. Threaded preload adjuster allows for fine tuning with a simple twist of the cap. Can be mounted with the preload adjuster at the top or bottom. A shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steering.. A shock which is slightly shorter than stock may alter the head angle slightly and provide somewhat slower steering.. Some or all shocks listed are approved for road use. Refer to most recent certificate for current listing.. For OEM shock lengths, see the Quick Reference Guide in the back of the catalog.. Heavy Duty Applications recommended for bikes operating at or near maximum load rating over 50% of the time.. Before purchasing or attempting to install shocks that are different than the OEM length, confirm that your wheel travel can be altered without causing clearance issues, such as swingarm/axle to exhaust contact as well as chain/belt guard or tire contact.