A true sport performance shock at heart with an unbelievable low cost, the new 490 Sport Series Shocks feature a high-pressure monotube with deflective disc damping technology, hand threaded preload and a rebound adjustment to dial in the ride.
- This technology coupled with a linear rate spring allow for consistent feel through the damper stroke and the ability to withstand extreme temperature ranges and heavy loads.
- An engineered jounce bumper with a built-in metal cup also help smooth out and control bottoming.
- From pounding pavement around town to hammering around the tarmac on your next race day, the 490 is the perfect choice for your performance demand!
- High Pressure Gas Monotube
- Deflective Disc Damping
- Lightweight Aluminum Body
- Adjustable rebound Damping
- Adjust Preload by Hand
- Linear Rate Coil Spring
- Jounce Bumper with Built-in Cap
- Standard and Bearing Bushings
- Lifetime Limited Warranty by Progressive Suspension
- Progressive Suspension OEM # 490-1018
NoteFits Harley-Davidson Sportster XL 88-later, FXR 82-84 & 89-94