-9%
QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Flat - Aluminum - QA1 QAPGD401-10450B
Click to zoom in

QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Flat - Aluminum

QA1
QAPGD401-10450B
806990062512
Coilovers
5 Units In Stock
$ 1,069.01 $ 963.95
$ 963.95

Build a properly matched suspension or steering setup with this QA1 coilovers. Manufacturer part number GD401-10450B is offered in the listed GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Flat - Aluminum configuration, so vehicle application, mounting position, dimensions, spring rate, adjustment range, and all notes must be confirmed before ordering.

Key Features

  • Ride Height Adjustable: Up to 2 inches of travel tunes stance and weight distribution for balanced cornering.
  • High Travel Springs: 10 inch 450 lb/in rate with fewer coils smaller wire diameter boosts travel and reactivity.
  • Double Adjustable Valving: Independent compression and rebound adjustments match any driving condition from street to track.
  • Lightweight Aluminum Shocks: Billet construction cuts unsprung weight for faster suspension response and control.
  • Uses factory mounting locations includes springs shocks hardware.
  • Billet aluminum construction reduces weight while maintaining durability for high performance use.

Fitment

Years Make Model Submodel or Application
1968-1972 Buick Skylark All listed configurations unless otherwise noted
1970 Buick Skylark 350
1972 Buick Skylark 350
1968-1972 Buick Skylark Custom
1968-1969 Buick Special All listed configurations unless otherwise noted
1968 Chevrolet Chevelle All listed configurations unless otherwise noted
1968 Chevrolet Chevelle 300
1968-1969 Chevrolet Chevelle 300 Deluxe
1968-1972 Chevrolet Chevelle Concours
1969-1972 Chevrolet Chevelle Concours Estate
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1968-1972 Chevrolet Chevelle SS
1968-1972 Chevrolet El Camino Custom
1968-1972 Chevrolet El Camino SS
1971-1972 GMC Sprint All listed configurations unless otherwise noted
1972 GMC Sprint Custom
1968-1971 Oldsmobile 442 All listed configurations unless otherwise noted
1968-1972 Oldsmobile Cutlass All listed configurations unless otherwise noted
1972 Oldsmobile Cutlass Cruiser
1968 Oldsmobile Cutlass S
1968-1972 Oldsmobile Vista Cruiser All listed configurations unless otherwise noted
1968-1972 Pontiac GTO All listed configurations unless otherwise noted
1970-1971 Pontiac GTO The Judge
1968-1972 Pontiac LeMans All listed configurations unless otherwise noted
1972 Pontiac LeMans Luxury
1969-1970 Pontiac LeMans Safari
1970-1972 Pontiac LeMans Sport
1971 Pontiac LeMans T37
1968-1969 Pontiac Tempest Custom
1970 Pontiac Tempest GT
1968-1969 Pontiac Tempest Safari

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 GD401-10450B
Product Type Coilovers
Listed Configuration GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Flat - Aluminum
Compatibility Basis Vehicle Specific
Condition New

What's Included

One new QA1 coilovers identified by manufacturer part number GD401-10450B, 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

Frequently Asked Questions

Will QA1 GD401-10450B fit my 1968-1972 Buick Skylark?
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 GD401-10450B?
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 GD401-10450B 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.

Request For Information

Have questions about QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Flat - Aluminum? Fill out the form below and we'll get back to you by the next business day.
Coilovers

Coilovers

Coilovers from KW Suspension, Bilstein, FOX, ICON Vehicle Dynamics, Ohlins, Silver's NEOMAX, BC Racing, Fortune Auto, Ridetech, QA1, H&R, and Eibach are stocked at Black Ops Auto Works for street cars, track cars, off-road trucks, lift-application SUVs, and classic muscle car conversions. Every product is filterable by year, make, model, trim, and drivetrain so the correct coilover kit ships the first time. Black Ops Auto Works carries 1,646 coilover SKUs across non-adjustable, single-adjustable, double-adjustable, and remote-reservoir categories. What This Collection Covers A coilover combines a shock absorber and coil spring into a single adjustable unit with a threaded body for ride height adjustment. Coilovers offer purpose matched spring rates and damper valving that a lowering spring on a factory shock cannot replicate. Product Categories Non-adjustable coilovers, single-adjustable coilovers, double-adjustable coilovers, remote-reservoir coilovers, off-road lift coilov...

View Coilovers Products
Coilovers & Components

Coilovers & Components

Coilovers and coilover components are stocked at Black Ops Auto Works for trucks, SUVs, muscle cars, and street performance builds. Shop complete coilover kits, coilover springs, lowering springs, shock boots, dampening adjustment extenders, and suspension hardware for Ford, Toyota, Chevrolet, Jeep, Dodge, and Porsche platforms. Every product is filterable by year, make, model, trim, and drivetrain so the correct coilover setup ships the first time. Black Ops Auto Works carries 2,259 coilover and component SKUs across street, off-road, and track categories. What This Collection Covers Coilovers combine a coil spring and a shock absorber into a single adjustable unit, giving control over ride height and, on many models, damping stiffness. This collection also includes the individual components used to service, upgrade, or protect an existing coilover system. Product Categories Complete coilover kits, individual coilover shocks, coilover springs, lowering springs, protective shock...

View Coilovers & Components Products
QA1

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
Suspension

Suspension

Suspension parts and complete kits for cars, trucks, SUVs, Jeeps, and off-road builds are stocked at Black Ops Auto Works. Shop coilovers, lowering springs, lift kits, leveling kits, shocks and struts, sway bars, control arms, tie rods, ball joints, bushings, chassis bracing, alignment hardware, air suspension, and complete stage kits from Bilstein, KW, Ohlins, Fox, KING, ICON, BC Racing, Silvers, Eibach, H&R, Swift Springs, Whiteline, Energy Suspension, Moog, SPC Performance, Rough Country, ReadyLIFT, BDS, Skyjacker, Air Lift, Firestone, and Black Ops Auto Works. Start with a matched shock and spring package or a full coilover kit, then layer in sway bars, chassis bracing, and camber adjustment hardware. Every part is filterable by year, make, model, trim, and drivetrain to confirm fitment before ordering. What This Category Covers Suspension is the highest-leverage handling upgrade on any vehicle. A properly matched shock, spring, and sway bar package produces measurable i...

View Suspension Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×