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SKU: 6375-650 | UPC: 806990155375
QA1 63 Series Sealed Threaded Body Twin Tube Shock Absorber - 7in Stroke - 5-650 Valving - Aluminum for Late Models and Modifieds
The QA1 63 Series delivers a sealed non-rebuildable twin tube shock for coil-over applications on dirt and asphalt tracks. It suits any late model or modified race car providing consistent feel and grip that performs best in low traction conditions. This spec shock meets requirements for multiple tracks and racing series.
Key Features
- Sealed Design: Non-rebuildable construction eliminates maintenance for dependable race-ready performance
- Twin Tube Build: Creates smooth response and control across bumpy or slick track surfaces
- 7in Stroke: Allows full suspension travel in high-demand coil-over racing setups
- 5-650 Valving: Low compression pairs with high rebound to maintain stability and traction when grip is limited
- Aluminum Threaded Body: Reduces weight while enabling direct coil-over spring and nut mounting
Product Notes
- Fixed valving ensures class-legal consistency in spec shock applications
- Store upright in a dry area to preserve internal seals
- Arrives fully assembled and valved from the factory
Installation Notes
- Professional installation recommended.
- Pair with matching QA1 springs and retainers for optimal setup
- Uses 1/2in ID bearings or heim joints on both ends sold separately
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Racing | Late Model | Dirt Track |
| Universal | Racing | Late Model | Asphalt Track |
| Universal | IMCA | Modified | USRA Dirt |
| Universal | USMTS | Modified | National Series |
Why Choose QA1?
- Trusted by racers in major dirt and asphalt series for proven results
- Factory-direct valving delivers repeatable handling lap after lap
- Engineered with precision tolerances for motorsports durability
Frequently Asked Questions
-
Q: Does this shock fit specific late model chassis?
A: Yes it works in any late model or modified with standard coil-over mounts commonly found on dirt or asphalt setups -
Q: What finish and material protect the body?
A: Features a threaded aluminum body with internal sealing for corrosion resistance in track environments -
Q: What warranty coverage applies?
A: QA1 backs motorsports shocks with a 1-year limited warranty against defects in materials and workmanship
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure cardboard tube 20in L x 4in W x 4in H
- Weight: 3.9 lbs
QA1
Shop All QA1 Coilovers, Shocks, Springs, Handling Kits & Suspension Components Browse premium QA1 suspension parts and performance components at Black Ops Auto Works, including coilover kits, shock absorbers, lowering kits, handling kits, suspension conversion systems, four-link systems, springs, struts, rod ends, linkage rods, tube adapters, and suspension hardware for muscle cars, trucks, street builds, drag cars, and pro-touring applications. QA1 is one of the most recognized names in the suspension category, known for engineering products that improve ride quality, adjustability, handling, weight transfer, and overall vehicle control. Why Choose QA1 Suspension Products QA1 products are built for enthusiasts looking to improve suspension performance on classic, street, strip, and performance truck platforms. Popular reasons customers choose QA1 include: Adjustable suspension tuning for street and track use Improved handling, ride control, and weight transfer Vehicle-specific...
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