Progressive Suspension 990 Sport Series Shocks
Progressive Suspension 990 Sport Series Shocks Item # 677803

Description
The most adjustable shock in the V-Twin market, the 990 Sport series shock features complete adjustability with a 0.4” adjustable height eyelet, rebound damping adjustment, High & Low Speed compression damping adjustment via easily accessible knobs, and threaded hand adjustable spring preload. The 990 features a high-pressure monotube with deflective disc damping routed through two unique circuits delivering a consistent feel through the damper stroke for improved performance and stability. Our new and improved engineered jounce bumper features a captured design to help smooth and control bottoming. Every shock is hand-built, tuned and dyno tested in our facility and come with a lifetime warranty. Engineered for aggressive sport inspired riders, the 990 sets the mark for excellence on your V-Twin motorcycle.
Features:
- 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
Part Numbers for Progressive Suspension 990 Sport Series Shocks
Fitment for Parts Progressive Suspension 990 Sport Series Shocks
This part fits the following vehicles:

