Description
Progressive Suspension’s 990 Series represents a significant step up from stock dampers, offering independent adjustment of compression damping across the entire suspension stroke. Whether you’re fine-tuning trail braking performance or dialing in smooth bottoming characteristics, the dual-adjustment knobs let you dial in the exact feel your bike demands without guesswork. Built with a high-pressure monotube design and remote reservoir, these shocks deliver consistent heat management and responsive feedback on everything from canyon carving to track days.
- High- and low-speed compression damping adjustment
- 0.4″ adjustable height eyelet
- High-pressure gas monotube
- Remote reservoir design
- Aluminum shock body
- Linear rate coil spring
- Deflective disc damping
- Captured jounce bumper
- Smooth, controlled bottoming
- Sold in pairs
- 13″ length (center-to-center)
- Made in the U.S.A.
- Bolt-on installation
Note on fitment: Confirm your motorcycle’s available wheel travel and clearance before installing shocks that differ from OEM length. A longer shock may quicken steering geometry, while a shorter unit may slow it. Check for swingarm/axle-to-exhaust and tire-to-guard contact points.






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