FOX QS3-QSR Shock - 12" Shock FLT REM Resi Fully ADJ — Harley-Davidson Road King, Electra Glide Ultra Classic, Electra Glide Classic (1993-2025)

FOX QS3-QSR shock for V-twin cruisers, a 12-inch mono-tube design with dual 3-position quick-switch adjusters for compression and rebound damping. Aluminum remote reservoir and fully rebuildable internals deliver tunable suspension for Harley-Davidson and Indian Motorcycle platforms.

Features

• QS3 3-position quick-switch compression adjustment
• QS3 3-position quick-switch rebound adjustment
• Aluminum remote reservoir with low-friction chrome shaft
• Gas-charged mono-tube with internal floating piston
• 1.5 inch 6061-T6 aluminum hard-anodized body
• Fully rebuildable and re-valvable internals
• Advanced high-flow, deflective speed-sensitive damping
• Model-specific optimized ride tune
• Includes fender mounting hardware and plastic preload wrench
• Exclusive preload setting guide marks on preload ring

Specifications

• Brand: FOX
• Manufacturer Part #: 897-27-312
• UPC: 711745593107
• Length: 28 in
• Width: 12 in
• Height: 4 in
• Weight: 15 lbs
• Body Material: 1.5 inch 6061-T6 aluminum, type III hard anodized
• Shaft: 5/8 inch chrome plated, super-finished

Fitment

Fits V-twin cruisers including Harley-Davidson and Indian Motorcycle models. Verify specific model compatibility before ordering.

Frequently Asked Questions

Can I adjust compression and rebound on the fly?

Yes — both compression and rebound feature 3-position quick-switch adjusters for on-ride tuning without tools.

Is this shock rebuildable?

Yes — the internals are fully rebuildable and re-valvable, allowing for future service or custom tuning.

What's the preload adjustment process?

Spring preload adjusts with the included plastic wrench. Preload guide marks on the ring help you dial in the correct setting.

Does this come with mounting hardware?

Yes — fender mounting hardware and a plastic preload adjust wrench are included in the box.

What makes the remote reservoir different?

The aluminum remote reservoir with low-friction chrome shaft improves heat dissipation and allows more precise damping control than traditional shocks.