Harddrive Scepter 25 41mm Cartridge Fork Kit - Harley Touring 2006-2013
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
The Harddrive Scepter 25 cartridge kit is designed for 41mm fork tubes on Harley Touring models from 2006-2013, providing a dialed-in ride right out of the box. This kit eliminates the need for post-installation adjustment, offering a hassle-free upgrade. It features a 25mm CNC 7075-T6 damping piston with a nitrogen-charged IFP design and Cr-Si steel springs for stable damping and consistent spring rates.
Why riders pick this
- 25mm CNC 7075-T6 damping piston with IFP design
- High-strength Cr-Si steel springs for fatigue resistance
- Preload adjustable ±15mm on both sides
- 24-click compression and rebound adjusters
- Nitrogen-charged oil/gas separation system
- Engineered for Harley Touring 2006-2013
The Harddrive Scepter 25 cartridge kit is designed for 41mm fork tubes on Harley Touring models from 2006-2013, providing a dialed-in ride right out of the box. This kit eliminates the need for post-installation adjustment, offering a hassle-free upgrade. It features a 25mm CNC 7075-T6 damping piston with a nitrogen-charged IFP design and Cr-Si steel springs for stable damping and consistent spring rates.
Advanced Damping and Spring Technology
- 25mm CNC 7075-T6 damping piston with IFP (Internal Floating Piston) design
- High-strength Cr-Si steel springs resist fatigue for long-term performance
- Preload adjustable ±15mm on both sides for fine-tuning
- Compression adjuster with 24 clicks for precise control
- Rebound adjuster with 24 clicks to manage wheel return speed
- Nitrogen-charged oil/gas separation system for consistent damping
Optimized for Harley Touring Riders
This Scepter 25 cartridge kit is specifically engineered for the demands of Harley Touring riders, offering significant improvements in handling, stability, and comfort. While it provides extensive adjustability, it's important to note that once installed on baggers, the adjustment dials are not accessible due to frame fitment. This means the kit is intended to be set up during installation for your riding style and then enjoyed for its consistent, high-performance ride.
Specifications
- Brand: Harddrive
- Manufacturer Part #: R0900107-1
- UPC: 191361170744
- Fork Size: 41mm
- Length: 35 in
- Width: 5 in
- Height: 4.25 in
- Weight: 5.2 lbs
- Country of Origin: China (Taiwan)
Common questions
Can I adjust these cartridges after installation on my bagger?
No, once installed on Harley Touring models (baggers), the adjustment dials for compression, rebound, and preload are not accessible due to frame fitment. It is designed to be set during installation.
What kind of performance improvement can I expect?
This kit is engineered to provide stable damping, consistent spring rates, and improved handling and comfort compared to stock fork internals, offering a significantly more controlled ride.
Does this kit include everything needed for installation?
The Scepter 25 cartridge kit includes the core components for upgrading your fork internals. We recommend consulting the manufacturer's instructions for a complete list of what's included and any additional items required for installation.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Harddrive |
| TYPE | Suspension |
| SKU | 890-01207 |
| WEIGHT | 5.2 lb |
