Chrome 13" Standard Big Mile Riders Rear Suspension Shock

Feature the all-new Frequency Sensing Technology (FST) which allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality Deflective disc valving Adjust spring pre-load by hand, no special tool needed Include a progressive-rate spring and are high-pressure gas charged for consistent performance Note: Shocks slightly longer than stock may alter head angle slightly and provide quicker steering. Note: Shocks slightly shorter than stock may alter head angle and provide slower steering. Note: Before purchasing or attempting to install shocks different than OEM length, confirm your wheel travel can be altered without causing clearance issues, such as swingarm/axle to exhaust contact and chain/belt guard or tire contact. Note: Heavy duty applications recommended for bikes operating at or near maximum load rating over 50% of the time.