Race Tech Fork Spring Kit - Suspension KIT 0.90kg Harley

Race Tech fork spring kit for V-twin motorcycles, featuring Gold Valve Cartridge Emulators, hi-performance springs, and optional lowering hardware to dial in ride height and suspension compliance. Customize your bike's front-end handling without requiring lowering—use the springs alone or add the drop hardware for 1–2 inches of front-end drop.

Features

• Gold Valve Cartridge Emulators included
• Hi-performance fork springs (0.90 kg rate)
• Optional lowering hardware for 1–2 inch drop
• Suspension customizable without lowering requirement
• Improves ride comfort and handling

Specifications

• Brand: Race Tech
• Manufacturer Part #: FLEK S3590
• Weight: 2.85 lbs
• Kit Dimensions: 17 in L × 4.9 in W × 1.9 in H

Fitment

Fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Do I have to use the lowering hardware?

No — the springs work standalone for improved handling and comfort. Lowering hardware is optional and recommended for show bikes only.

How much will this lower my front end?

The included lowering hardware allows 1–2 inches of adjustable drop. You can use the springs without lowering if preferred.

What's included in the kit?

A pair of hi-performance fork springs, Gold Valve Cartridge Emulators, and optional lowering hardware.

Will this improve my ride quality?

Yes — the springs and Gold Valve Cartridge Emulators are designed to improve comfort, handling, and overall suspension response.

Does this require professional installation?

Fork work is technical. Most riders have a shop install this kit to ensure proper setup and safety.