Harddrive Scepter 25 Standard Weight Cartridge Kit - 49mm Forks Harley Milwaukee-Eight Softail
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.
Unleash the full potential of your Milwaukee-Eight Softail's front suspension with the Harddrive Scepter 25 Cartridge Kit. Engineered for standard weight M8 Softail models, this kit delivers stable and consistent damping right out of the box, transforming your ride.
Why riders pick this
- Stable, consistent damping with 25mm CNC 7075-T6 piston
- Nitrogen-charged IFP design for continuous dampening
- Cr-Si steel spring for consistent rate and fatigue resistance
- Preload, compression, and rebound adjustable cartridges
- Pre-tuned geometry for minimal post-installation adjustments
The Harddrive Scepter 25 Cartridge Kit is designed to provide a significant upgrade over stock fork internals, offering a feedback-rich suspension feel without sacrificing comfort. Featuring a 25mm CNC 7075-T6 damping piston and a nitrogen-charged IFP design, these cartridges ensure stable and consistent dampening across various riding conditions. The pre-tuned geometry means less time wrenching and more time riding, as post-installation adjustments are minimized.
Precision Damping for Superior Control
- 25mm CNC 7075-T6 damping piston ensures stable and consistent damping quality
- Cr-Si steel spring offers a consistent rate and superior fatigue resistance
- Nitrogen-charged oil/gas separation system maintains continuous dampening performance
- Features 24-click rebound and compression adjusters for fine-tuning
- 15mm preload adjustability on both sides allows for precise rider setup
Engineered for Performance and Rideability
This Scepter 25 Cartridge Kit is built for riders who demand more from their M8 Softail's front end. While fully adjustable for preload, compression, and rebound, its pre-tuned nature means excellent performance is available from the moment it's installed. Pair this kit with quality rear suspension for a truly balanced and high-performing Harley-Davidson Softail.
Specifications
- Brand: Harddrive
- Manufacturer Part #: R0900109-1
- UPC: 191361512148
- Cartridge Size: 49mm STD Weight
- Length: 35.4 in
- Width: 5.9 in
- Height: 3.9 in
- Weight: 6.7 lbs
- Country of Origin: China (Taiwan)
Common questions
Do these cartridges require a custom tune or extensive setup?
No, the Harddrive Scepter 25 cartridges are engineered with pre-tuned geometry to deliver excellent ride quality and feedback right out of the box, minimizing the need for post-installation adjustments.
Can I adjust the suspension settings after installation?
While pre-tuned, these cartridges feature 24-click rebound and compression adjusters, along with 15mm preload adjustability on both sides, allowing for fine-tuning to your specific riding style and weight.
Are these compatible with my Harley Milwaukee-Eight Softail?
This Scepter 25 cartridge kit is specifically designed for 49mm standard weight Milwaukee-Eight Softail models. Please confirm fitment for your exact year and model using our Shop by Bike tool before ordering.
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 | 890-01230 |
| WEIGHT | 6.7 lb |
