-9%
Click to zoom in
SKU: GD501-10450A | UPC: 806990062932
QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Pigtail - Aluminum for 1955-1967 Chevrolet Trucks & 1964-1967 A-Body
QA1 GD501-10450A delivers double adjustable front coil-over performance for 1955-1957 Chevrolet trucks and 1964-1967 GM A-body vehicles including Chevelle El Camino Malibu Oldsmobile Cutlass 442 Pontiac Tempest LeMans Buick Skylark Gran Sport. This aluminum shock kit includes 10-inch 450 lbs/in high-travel springs with tapered pigtail ends compressed length of 10.13 inches and extended length of 17 inches. Threaded body enables ride height changes while independent compression rebound valving tunes handling for street drag autocross or road racing.
Key Features
- Double Adjustable Valving: Independent compression and rebound adjustments balance ride comfort with cornering grip and stability.
- Ride Height Adjustment: Up to 2 inches of travel via fully threaded aluminum body fine-tunes stance and weight distribution.
- Lightweight Aluminum Shocks: Billet construction cuts unsprung weight for faster suspension response and better acceleration braking.
- High Travel Springs: 10-inch 450 lbs/in rating fewer coils smaller wire diameter increases stroke distance for superior bump absorption.
- Bolt-In Design: Direct fit stock mounts or QA1 tubular control arms simplifies setup for classic GM chassis.
Product Notes
- Sold in pairs 100% dyno tested serialized for quality assurance.
- Serviceable rebuildable at QA1 authorized centers extends product life.
- Package weight 24.5 lbs ships in protective box dimensions 18 x 10.5 x 6.25 inches.
Installation Notes
- Professional installation recommended.
- Stock upper lower mount locations no fabrication required.
- Compatible with factory control arms or QA1 tubular upgrades.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1955-1957 | Chevrolet | Truck | 3100 |
| 1955-1957 | Chevrolet | Truck | 3400 |
| 1955-1957 | Chevrolet | Truck | 3500 |
| 1955-1957 | Chevrolet | Truck | 3600 |
| 1955-1957 | Chevrolet | Truck | 3700 |
| 1955-1957 | Chevrolet | Truck | 3800 |
| 1955-1957 | Chevrolet | Truck | Base |
| 1955-1957 | Chevrolet | Two-Ten Series | Base |
| 1964-1967 | Chevrolet | Chevelle | Base |
| 1964-1967 | Chevrolet | Chevelle | SS |
| 1965-1967 | Chevrolet | Chevelle | Deluxe |
| 1967 | Chevrolet | Chevelle | 300 |
| 1967 | Chevrolet | Chevelle | Concours |
| 1964-1967 | Chevrolet | El Camino | Base |
| 1964-1967 | Chevrolet | Malibu | Base |
| 1956-1957 | Chevrolet | Bel Air | Base |
| 1956-1957 | Chevrolet | Bel Air | Nomad |
| 1964-1967 | Oldsmobile | 442 | Base |
| 1964-1967 | Oldsmobile | Cutlass | Base |
| 1964-1967 | Pontiac | LeMans | Base |
| 1964-1967 | Buick | Skylark | Base |
Why Choose QA1?
- Founded 1993 leader in motorsports suspension rod ends spherical bearings.
- 83,000 sq ft Lakeville MN facility produces American-made shocks driveshafts.
- Proven in drag racing street rods autocross road racing circle track.
Frequently Asked Questions
-
Q: Which vehicles fit this coil-over kit?
A: Designed for 1955-1957 Chevrolet trucks 1964-1967 Chevelle El Camino Malibu plus Oldsmobile Cutlass 442 Pontiac LeMans Tempest Buick Skylark Gran Sport using stock mounts. -
Q: What adjustability options exist?
A: Double adjustable for independent compression rebound valving plus threaded body for up to 2 inches ride height changes. -
Q: What warranty coverage applies?
A: Limited lifetime warranty covers defects in materials workmanship when installed maintained properly.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective box 18 x 10.5 x 6.25 inches
- Weight: 24.5 lbs
Read More
Coilovers
Upgrade your vehicle with high-performance coilovers and coilover kits designed to improve handling, ride quality, and stance. At Black Ops Auto Works, we carry premium adjustable coilovers, suspension systems, and performance dampers for street, track, and off-road applications. Coilovers from Top Suspension Brands Shop industry-leading brands trusted by enthusiasts and professional builders, including: FOX coilovers and performance shocks Bilstein coilover suspension systems ICON Vehicle Dynamics coilovers QA1 coilover kits and conversion systems Ridetech coilover suspension Ohlins performance coilovers Fabtech Dirt Logic coilovers Silver’s NEOMAX coilovers H&R coilover kits These brands are engineered for performance handling, durability, and precision suspension tuning across a wide range of vehicles. Performance Coilover Kits & Adjustable Suspension Our collection includes complete coilover suspension solutions: Adjustable coilover kits (ride height & damping a...
View Coilovers Products
Coilovers & Components
Shop Coilover Kits, Springs & Suspension Components Browse premium coilovers and suspension components at Black Ops Auto Works, including coilover kits, coilover shocks, coilover springs, lowering springs, shock hardware, suspension boots, dampening adjustment components, and performance suspension systems for trucks, SUVs, muscle cars, off-road builds, and street performance vehicles. Whether you are upgrading handling for the street, dialing in suspension for the track, or improving ride control on a lifted or lowered build, this collection is built for customers searching for coilovers, coilover kits, coilover components, and performance suspension upgrades. Shop Top Coilover & Suspension Brands Find trusted suspension brands in this category, including: Silver’s NEOMAX FOX QA1 Eibach ICON Vehicle Dynamics Bilstein KW Suspension Ohlins Ridetech Fabtech ARB / OME These brands are known for adjustable coilovers, performance shocks, lift and lowering suspension systems, ...
View Coilovers & Components Products
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...
View QA1 Products
Suspension
Upgrade your vehicle with premium suspension parts and components from Black Ops Auto Works. This collection includes high-performance coilovers, shocks, struts, lift kits, lowering kits, control arms, air suspension systems, and suspension hardware designed to improve handling, ride quality, and durability for street, off-road, and racing applications. Suspension Parts from Top Performance Brands Shop industry-leading suspension brands trusted by enthusiasts and professionals, including: Bilstein shocks and suspension systems FOX suspension and coilovers ICON Vehicle Dynamics suspension King Shocks performance suspension KW Suspension coilover kits Silver’s NEOMAX coilovers Eibach springs and suspension components H&R lowering springs and coilovers Swift Springs performance springs ARB off-road suspension systems These brands deliver proven performance for daily driving, performance builds, off-road applications, and motorsports use. Complete Suspension Components & Sys...
View Suspension Products