SKU: M511PR | UPC: 806990154033
QA1 MOD Series Coil Over Shock Absorber Piggyback Right Hand Bearing Mount 11.5 Inch / 16.875 Inch
The QA1 M511PR MOD Series Coil Over Shock Absorber is the best adjustable performance shock for custom suspension builds requiring a piggyback reservoir, right hand mounting, and bearing mounts. Featuring a modular design with remote piggyback reservoir, this 11.5 inch compressed to 16.875 inch extended shock provides superior damping control, heat dissipation, and ride quality tuning for street, track, or off road applications. The bearing mounts ensure precise articulation while the piggyback reservoir allows for independent compression and rebound adjustment, making it ideal for high performance vehicles where fine tuning suspension characteristics is essential for optimal handling and comfort.
Key Features
- Piggyback Reservoir Design: External reservoir for superior heat management and adjustable damping
- Right Hand Orientation: Specific mounting configuration for custom suspension setups
- Bearing Mounts: Spherical bearing ends for precise articulation and reduced binding
- Stroke Length: 11.5 inch compressed to 16.875 inch extended for versatile applications
- Modular Construction: Allows for easy valving changes and custom tuning
- QA1 Quality: American engineered and manufactured for superior performance and durability
Specifications
| Specification | Detail |
|---|---|
| Part Number | M511PR |
| Shock Type | MOD Series Coil Over Piggyback |
| Orientation | Right Hand |
| Mount Type | Bearing Mount |
| Compressed Length | 11.5 Inches |
| Extended Length | 16.875 Inches |
| Reservoir | Piggyback |
| Adjustable | Yes (Compression and Rebound) |
| Compatibility | Custom Coil Over Suspension Applications |
| Country of Origin | United States |
| Warranty | Limited (QA1) |
| Shipping Weight | Approx. 8 to 10 lbs |
What’s Included
- One MOD Series Piggyback Coil Over Shock Absorber (Right Hand)
- Mounting Hardware
- Installation Instructions
Product Notes
- Piggyback reservoir allows for independent compression and rebound adjustment
- Right hand orientation specific for custom suspension layouts
- Bearing mounts provide smooth articulation in performance applications
Installation Notes
- Estimated time: Application specific, advanced difficulty, professional installation recommended
- Install in coil over suspension system, adjust damping to preference, check for proper travel
- Professional suspension shop advised for setup, alignment, and valving
This Part Fits
| Application | Notes |
|---|---|
| Universal | Custom Coil Over Suspension Setups Requiring 11.5 to 16.875 Inch Piggyback Shock (Right Hand Bearing Mount) |
| Common | Race Cars, Street Performance Vehicles, Off Road Trucks with Custom Suspension |
Why Choose QA1 MOD Series Coil Over Shock Absorber?
- Modular piggyback design with adjustable damping for ultimate tuning flexibility
- Right hand bearing mount configuration for precise custom fitment
- Limited warranty trusted performance shock from QA1 for demanding applications
Frequently Asked Questions
- Q: Is this shock adjustable?
A: Yes, the piggyback reservoir allows for compression and rebound damping adjustment. - Q: What is the stroke length?
A: 5.375 inches (16.875 inch extended minus 11.5 inch compressed). - Q: Is it for left or right side?
A: This is the right hand orientation shock. - Q: What is the warranty?
A: Covered by QA1 limited warranty built for performance.
Shipping & Handling
- Method: UPS / FedEx Ground
- Availability: In stock ships same or next business day
- Packaging: Secure protective packaging
- Weight: Approx. 8 to 10 lbs






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