Harddrive Bazooka 12.5" Rebound Adjustable Rear Shocks - Harley-Davidson Dyna
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 Dyna with Harddrive Bazooka 12.5-inch rebound adjustable rear shocks. Engineered for riders who demand superior handling and a responsive feel, these shocks transform your ride.
Why riders pick this
- Speed Adaptive Valving (SAV) for consistent ride quality
- Easy-to-reach rebound adjustment knob
- Internal Floating Piston (IFP) for stable performance
- Forged 7075 aluminum construction for strength
- Tool-free spring preload adjustment
These Harddrive Bazooka shocks feature a Speed Adaptive Valving (SAV) damping system, designed to automatically adjust to varying road conditions. This ensures consistent ride quality whether you're cruising smooth pavement or tackling rougher terrain. The 12.5-inch length is a popular choice for Dyna owners looking for a balanced stance.
Dial In Your Ride with Precision
- Rebound adjustment is easily accessible with a tuning knob, allowing on-the-fly customization
- Speed Adaptive Valving (SAV) system automatically adjusts damping for consistent performance
- Internal Floating Piston (IFP) design maintains stable damping across all conditions
- Forged 7075 aluminum construction ensures durability and reduces unsprung weight
- Spring preload adjustments can be made without the need for specialized tools
Engineered for Performance and Durability
Crafted from forged 7075 aluminum, these shocks are built to withstand the demands of aggressive riding while providing a stable and controlled experience. The Internal Floating Piston (IFP) design prevents cavitation, ensuring your damping remains consistent. With tool-free preload adjustment, fine-tuning your suspension for different loads or riding styles is straightforward, making these a solid upgrade for any Dyna rider.
Specifications
- Brand: HardDrive
- Manufacturer Part #: R0800148-1
- UPC: 191361139376
- Length: 18 in
- Width: 9 in
- Height: 3 in
- Weight: 8.57 lbs
- Country of Origin: China (Taiwan)
Common questions
Do these shocks require special tools for installation?
Installation typically involves basic hand tools. While spring preload can be adjusted without special tools, we recommend professional installation for optimal setup and safety.
Will these shocks improve my bike's handling?
Yes, the Speed Adaptive Valving and rebound adjustability are designed to provide improved damping control, leading to a more stable and responsive ride, especially over varied road surfaces.
Can I adjust the rebound while riding?
The rebound adjustment knob is designed to be easily accessible, allowing you to fine-tune your damping preferences while parked or during a stop, though it's not advised to adjust while in motion.
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 | 890-01005 |
| WEIGHT | 8.57 lb |
