990 Sport Series, 12.5in. Rear Shock Absorbers - Black. Fits Dyna 1991-2017. - Progressive Suspension Arlen Ness Wheels * Plug-and-play installation for select

* Plug-and-play installation for select models

This allows the exhaust to be perfectly tuned

* Big Twin and Sportster models 1981-1991 Must purchase Colony Machine counter bore disc bolts # CM-9807-10

Fits Touring 1980-1988)

* The scratch and discoloration resistant window is firmly secured and sealed with an o-ring gasket

990 Sport Series, 12.5in. Rear Shock Absorbers - Black. Fits Dyna 1991-2017. - Progressive Suspension Arlen Ness Wheels * Plug-and-play installation for selectFeatures & Benefits: * The most adjustable shock in the V Twin market, the 990 Sport series shock features complete adjustability. * Adjustable Height Eyelet 0. 4. * Adjustable Rebound Damping. * Adjustable Preload by Hand. * Adjustable High & Low Speed Compression. * High Pressure Gas Monotube. * Deflective Disc Damping. * Lightweight Aluminum Body. * Linear Rate Coil Spring. * Captured Jounce Bumper. * Spherical Bearing Mounts. Tech Tips: * If you