Scepter 25 Cartridge Kit - +2" Cartridge KIT 49mm STD Weight Dyna 2006-2017 — Harley-Davidson (2006-2017)

Scepter 25 cartridge suspension kit by Racing Bros for Harley Dyna 2006-2017, a +2" extended cartridge system with 25mm CNC damping pistons and nitrogen-charged IFP design. Delivers controlled ride quality and feedback without post-installation adjustment needed.

Features

• 25mm CNC 7075-T6 damping piston for stable damping
• Cr-Si steel spring with consistent rate and fatigue resistance
• Preload, compression, and rebound adjustable (24-click range each)
• 15mm preload adjustability on both sides
• Nitrogen-charged oil/gas separation for continuous dampening
• +2" cartridge length requires 2" longer fork tubes

Specifications

• Brand: Harddrive / Racing Bros
• Manufacturer Part #: R0900117-1
• UPC: 191361512162
• Length: 35.4 in
• Width: 5.9 in
• Height: 3.9 in
• Weight: 6.7 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits Harley-Davidson Dyna models 2006 through 2017. Requires 2" longer fork tubes due to the +2" cartridge height.

Frequently Asked Questions

Do I need longer fork tubes for the +2" cartridges?

Yes — +2" cartridges require 2" longer fork tubes than stock. Measure and source replacement tubes before installation.

Can I adjust these after installation?

Preload, compression, and rebound are all adjustable via external knobs with 24 clicks each. Full adjustability is available.

What makes the Scepter 25 design different?

The 25mm CNC piston and nitrogen IFP system deliver precise damping control and feedback without requiring tuning after install.

Will this fit my Dyna before 2006?

This kit is for 2006-2017 Dyna models. Earlier Dynas may use different fork tube sizes — verify fitment with the manufacturer.

What's the spring rate range?

Multiple spring rate options are available. Consult the manufacturer's chart or contact us to select the best rate for your weight and riding style.