The Original Air Shock from Progressive Suspension features a machined aluminum air chamber for perfect sealing surfaces, heavy duty springs, air adjustability and velocity sensitive, multi-stage valving. The 416 Series is the perfect choice for the touring rider who carries a varied load.

An optional adaptor kit is available to tap into the stock air fill system

• Progressive Suspension Custom Tuned Multistage Damper Precision Machined aircraft grade aluminum air chamber
• Standard air fitting is adaptable to most stock air fill systems
• Standard dust boot for additional protection against the elements
• Also Available for Tri-Glide Models