Bazooka Rear Preload/Rebound Adjustable Shocks - 12" Rebound ADJ HVY — Harley-Davidson (1982-2025)

HardDrive Bazooka rear shocks with Speed Adaptive Valving (SAV) damping system that adjusts to road conditions for a balanced ride between comfort and control. Rebound-adjustable with an easy-reach tuning knob and available in 12", 12.5", or 13" lengths to fit most cruiser and touring platforms.

Features

• Rebound adjustable with easy-reach tuning knob
• Speed Adaptive Valving (SAV) damping system
• Internal Floating Piston (IFP) stabilizes performance
• 7075 aluminum one-piece damping body
• Tool-free spring preload adjustment
• Mount in any direction for adjuster access
• 12", 12.5", or 13" length options

Specifications

• Brand: HardDrive
• Manufacturer Part #: R0800134-3
• UPC: 191361139413
• Length: 18 in
• Width: 9 in
• Height: 3 in
• Weight: 7.45 lbs
• Country of Origin: China (Taiwan)

Frequently Asked Questions

Can I adjust the rebound on the bike without removing the shocks?

Yes — the rebound adjuster knob is accessible with the shocks mounted. You can tune on the fly for different road conditions.

What length should I order?

Available in 12", 12.5", or 13" — choose based on your bike's frame geometry and desired ride height. Consult your owner's manual for stock shock length.

Do I need special tools to adjust preload?

No — the spring preload cap is tool-free and adjusts by hand for easy customization without disassembly.

How does the Speed Adaptive Valving work?

SAV automatically adjusts damping stiffness based on bump speed and road conditions, delivering comfort on smooth roads and control on rough surfaces.

Can these shocks be mounted in different angles?

Yes — they mount in any direction, so you can position them to keep the rebound adjuster knob easily reachable on your bike.