GP Cartridge Kit - Dyna, Sportster, FXR
Ships from the manufacturer — usually within 5–7 business days.
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Why riders pick it
- Inverted-fork damping at a fraction of the cost
- Drop-in design for 39mm forks
- Available in 32" and 34" lengths
- Requires modification to OEM inner tubes
Specs
Details
GP Suspension's 20mm, drop-in cartridge kits for your Harley Davidson Dyna, FXR, and Sportster. This kit offers the suspension damping technology of an Inverted fork, at a fraction of the cost!
Note: Will require modification to OEM inner tubes, watch installation video
Kits are sold in lengths 32" and 34" - You will need to measure from the center of your axle to the top of your chrome tube(where your chrome tube meets your fork cap). Be sure to unload your front end when you take this measurement. The length you choose will determine your final fork length after you have installed the kit.
Fitment
- 39mm Forks (Must confirm diameter before ordering)
- '87-'94, and '99-'00 FXR
- '91-'05 Dyna
- '88-'20 Sportster
- 3 way adjustable with Preload, Compression and Rebound
100% made and assembled in the U.S.A
For install instructions please see the appropriate video below.
NOTE: Kraus Motor Co. products are designed and engineered to be compatible with OEM fitments.
