Progressive Monotube Fork Cartridge Kits for 16-22 Harley Sportster. Asymmetrical design places a preload adjuster over a progressive rate spring in one leg and an aluminum-bodied, sealed cartridge damper on the other; providing superior damping and ride control combined with tunable preload and a new benchmark for high performance suspension.

Features

• Asymmetrical design places a preload adjuster over a progressive rate spring in one leg and an aluminum-bodied, sealed cartridge damper on the other; providing superior damping and ride control combined with tunable preload and a new benchmark for high performance suspension
• Improves resistance to front brake dive, front end stability, cornering and bottoming control
• Adjustable to standard length or to lower the front end up to 1”
• Complete fork internal replacement kit
• No modification for forks required
• Made in the U.S.A

Specifications

• Manufacturer part numbers: 31-2533

Please confirm your exact model and year in the fitment chart before ordering.