11.5" Progressive Suspension 444 Series Black Shock Absorbers for Harley-Davidson

It features new Frequency Sensing Technology (FST), which allows the shock absorbers to detect the frequency of a bump and automatically adjust damping for superior ride quality.
Deflecting disc valve
Adjust spring preload manually, no special tools required
It includes a progressive rate spring and is charged with high pressure gas for consistent performance.
Standard (up to 250 lbs)
Sold in pairs
Monotube type, coil spring
Spring type Progressive hardness coefficient of single spring
For 2006 and later Touring models
PROGRESSIVE SUSPENSION 444-4059B