-9%
Sold out
Click to zoom in
Build a properly matched suspension or steering setup with this QA1 front coilover system. Manufacturer part number GD507-09550D is offered in the listed GM Pro Front Double Adjustable Coilover System 9 Inch 550 lb Spring configuration, so vehicle application, mounting position, dimensions, spring rate, adjustment range, and all notes must be confirmed before ordering.
Key Features
- 9-inch high-travel coil springs with a 550 lb/in spring rate.
- 0 to -2 inches of ride-height adjustment through the spring-seat nut.
- Set the spring-seat nut to establish the desired ride height within the 0 to -2 inch adjustment range.
- GD507-09550D front system with double-adjustable shock control.
- Double-adjustable front coil-over shock system.
- Fully threaded shock bodies for ride height adjustment.
Fitment
| Years | Make | Model | Submodel or Application |
|---|---|---|---|
| 1963-1982 | Chevrolet | Corvette | All listed configurations unless otherwise noted |
Confirm chassis configuration, suspension position, drivetrain clearance, brake package, wheel and tire clearance, and every current QA1 application note.
Specifications
| Brand | QA1 |
|---|---|
| Manufacturer Part Number | GD507-09550D |
| Product Type | Front Coilover System |
| Listed Configuration | GM Pro Front Double Adjustable Coilover System 9 Inch 550 lb Spring |
| Compatibility Basis | Vehicle Specific |
| Condition | New |
What's Included
One new QA1 front coilover system identified by manufacturer part number GD507-09550D, with only the components and hardware supplied by QA1 for that exact part number.
About QA1
QA1 develops suspension, steering, driveline, rod-end, bearing, spring, and chassis components for street, performance, racing, restoration, and custom vehicle applications.
Related QA1 Products
- Shop all QA1 products
- QA1 73-87 Chevrolet C10 Double Adjustable Front Coilover Crossmember System w/ 650lb/in Springs
- QA1 73-87 Chevrolet C10 Double Adjustable Front Coilover Crossmember System w/ 750lb/in Springs
- QA1 82-02 GM F Body Rear Pro Coil Shock System - Double Adjustable (110lbs/in)
Frequently Asked Questions
Will QA1 GD507-09550D fit my 1963-1982 Chevrolet Corvette?
Match the complete fitment row, then verify mounting position, suspension configuration, drivetrain clearance, brake package, wheel and tire clearance, and every current QA1 note.
What measurements matter when ordering QA1 GD507-09550D?
Verify the dimensions and interfaces named in this listing, including thread size and direction, extended and compressed length, bore, spring dimensions or rate, mounting style, and available clearance as applicable.
Does QA1 GD507-09550D require setup after installation?
Suspension and steering work commonly requires torque verification, clearance and travel checks, ride-height or damping setup when adjustable, and a professional alignment before road use.
Installation
Follow the current QA1 instructions for this exact part number. Support the vehicle safely, compare every component before disassembly, use the specified hardware and torque values, verify thread engagement and mounting orientation, cycle the suspension through its operating range, check brake and wheel clearance, and complete an alignment when the installation changes suspension or steering geometry.
QA1
Shop QA1 coilovers, shocks, springs, control arms, sway bars, suspension systems, rod ends, bearings, steering components, and chassis hardware by exact part number and verified compatibility. Choosing the Correct QA1 Product Match the complete year, make, model, suspension configuration, and mounting position when vehicle fitment is listed Verify dimensions, thread size and direction, bore, travel, spring rate, load, and mounting style for interface-based components Confirm drivetrain, brake, wheel, tire, exhaust, and chassis clearance before ordering Review the current QA1 application data and installation instructions for the exact part number Related QA1 Products All QA1 Products QA1 High Travel Coilover Spring QA1 C Series Rod End QA1 Proma Star Coilover Shock Frequently Asked Questions How do I confirm a QA1 product fits my vehicle?Match the listed year, make, model, and submodel, then verify suspension configuration, mounting position, dimensions, drivetrain clearance, b...
View QA1 Products