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Qa1

QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 550lbs/in - Flat Large - Aluminum

SKU: QAPGS501-10550C

Coilover Kits

QAP Coil-Overs - Pro Coil

Qa1

QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 550lbs/in - Flat Large - Aluminum

SKU: QAPGS501-10550C

Coilover Kits

QAP Coil-Overs - Pro Coil

A$1,759.09
IN STOCK! Est Ship 3-7 Days days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

QA1 Pro coilover systems are engineered from the ground up to offer unmatched performance over stock suspension setups. Pro coilover systems utilize adjustable and non-adjustable coilover shocks and springs designed specifically for replacing the factory shocks and springs. This combination offers ride height adjustment and variable position valving adjustment (where applicable) for performance not found in other kits. Choose QA1 Pro coilover systems for your next suspension upgrade.

Product Overview

These QA1 GM Pro Coil Systems are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling. Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils. They reduce unsprung weight and react faster, optimizing suspension performance. Multiple spring rate options are also available and have been successfully tested in various applications, from casual street driving to hard core race applications. Adjustable Pro Coil System Features: Available in independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable, Lightweight Billet Aluminum Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, 100% Dyno Tested and Serialized, Serviceable and Rebuildable by QA1 Authorized Service Centers, Made in the USA, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs, Non-Adjustable Pro Coil System Features: Steel, Stock Appearing Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs


Features and Benefits

  • QA1 uniquely engineered to enhance the performance of your vehicle
  • Ride height adjustability
  • Adjustable shock valving options for all driving styles
  • Easy bolt-in install
  • Best-in-class warranty
  • Made in the USA

Product Details

Year Make
Active or Passive Suspension:Passive
Adjustable Compression:Yes
Adjustable Rebound:Yes
Adjustable Ride Height:Yes
Assembled:No
Brand:QA1
Description:QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 550lbs/in - Flat Large - Aluminum
Grade Type:Performance
Internal Construction Type:Dual Tube
Manufacturer Part Number:GS501-10550C
Part Number:qapGS501-10550C
Prop 65 - Short Label:WARNING: Cancer and Reproductive Harm. www.P65Warnings.ca.gov
Prop 65 Yes/No:Yes
Remote Reservoir:No
Spring Color:Silver
Spring Material:High Tensile Chrome Silicon
Title:QA1 Coilover Spring and Shock Assembly GS501-10550C
UPC:806990062741

Part Type

Coilover Set

Data: v4.2 - Upd: 2026-10-10 18:30:48

Features

  • Adjustable shock valving options for all driving styles
  • Best-in-class warranty
  • Easy bolt-in install
  • Made in the USA
  • QA1 uniquely engineered to enhance the performance of your vehicle
  • Ride height adjustability

Specifications

Product Attributes - Brand
QA1
Product Attributes - Manufacturer's Part Number
GS501-10550C
Product Attributes - Part Type
Coilover Kits
Product Attributes - Product Line
QA1 Pro Coilover Systems
Product Attributes - UPC
806990062741
Product Attributes - Coilover Kit Position
Front
Product Attributes - Adjustable Valving
Yes
Product Attributes - Number of Valving Selections
18
Product Attributes - Shocks Included
Yes
Product Attributes - Internal Design
Twin-tube
Product Attributes - Coilover Springs Included
Yes
Product Attributes - Spring Rate (lbs./in.)
550 lbs./in.
Product Attributes - Suspension Height Adjustment
0.0-2.0 in. lowered
Product Attributes - Recommended Front-End Weight
2,101-2,200 lbs.
Product Attributes - Gas Charged
No
Product Attributes - Extended Length (in.)
17.00
Product Attributes - Collapsed Length (in.)
11.63
Product Attributes - Threaded Adjustment Range
3.000 in.
Product Attributes - Upper Mount
Stud
Product Attributes - Lower Mount
Bar pin
Product Attributes - Shock Body Material
Aluminum
Product Attributes - Shock Body Finish
Silver
Product Attributes - Bushing Material
Polyurethane
Product Attributes - Bushing Color
Black
Product Attributes - Spring Finish
Gray/Silver
Product Attributes - Crossmember Included
No
Product Attributes - Adjustable Mounting Bracket Included
No
Product Attributes - Hardware Included
Yes
Product Attributes - Welding Required
No
Product Attributes - Quantity
Sold as a pair.
Product Attributes - Notes
Designed to fit applications with big block engines. Coilover shocks are single adjustable Pro series GS501 shocks. Springs are 10 in. tapered with a large diameter, flat upper end style 10HTBF550 springs.

Reference Information

Brand Name/s Qa1
StreetFX SKU qapGS501-10550C
SFX Item ID 4093666
Supplier Item Code 4093666
Manufacturer SKU GS501-10550C
Manufacturer UPC 806990062741
Alternative References qa1, QA1GS501-10550C, 10in, 550lbs/in

Brochures

Compatibility

Application Data
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeL6
    CC4097
    CID250
    Liter4.1
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeL6
    CC4098
    CID250
    Liter4.1
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    CC5031
    CID307
    Liter5.0
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    CC5031
    CID307
    Liter5.0
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    CC5031
    CID307
    Liter5.0
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1971
    Ending Year1971
    Engine TypeV8
    CC6588
    CID402
    Liter6.6
    Engine Size6.6L/402
    Engine FamilyChevy big block Mark IV
    DrivetrainRWD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    CC6588
    CID402
    Liter6.6
    Engine Size6.6L/402
    Engine FamilyChevy big block Mark IV
    DrivetrainRWD
    Engine VIN CodeS
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    CC6588
    CID402
    Liter6.6
    Engine Size6.6L/402
    Engine FamilyChevy big block Mark IV
    DrivetrainRWD
    Engine VIN CodeU
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1973
    Engine TypeL6
    CC4098
    CID250
    Liter4.1
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    DrivetrainRWD
    Engine VIN CodeD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1973
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeJ
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1973
    Engine TypeV8
    CC5031
    CID307
    Liter5.0
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeF
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeL6
    CC4097
    CID250
    Liter4.1
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    DrivetrainRWD
    Engine VIN CodeD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeH
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeK
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1972
    Ending Year1980
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeL
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1973
    Ending Year1973
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeT
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1975
    Ending Year1975
    Engine TypeV8
    CID350
    Liter5.7
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    DrivetrainRWD
    Engine VIN CodeH
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1975
    Ending Year1979
    Engine TypeL6
    CID250
    Liter4.1
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    DrivetrainRWD
    Engine VIN CodeD
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1976
    Ending Year1976
    Engine TypeV8
    CID305
    Liter5.0
    Engine Size5.0L/305
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeQ
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1977
    Ending Year1978
    Engine TypeV8
    CID305
    Liter5.0
    Engine Size5.0L/305
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeU
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1979
    Ending Year1979
    Engine TypeV8
    CID305
    Liter5.0
    Engine Size5.0L/305
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeG
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1980
    Ending Year1980
    Engine TypeV6
    CID229
    Liter3.8
    Engine Size3.8L/229
    Engine FamilyGM V6
    DrivetrainRWD
    Engine VIN CodeK
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1980
    Ending Year1980
    Engine TypeV6
    CC3800
    CID231
    Liter3.8
    Engine Size3.8L/231
    Engine FamilyGM V6
    DrivetrainRWD
    Engine VIN CodeA
  • MakeCHEVROLET
    ModelCAMARO
    SubmodelBASE
    Beginning Year1980
    Ending Year1980
    Engine TypeV8
    CID267
    Liter4.4
    Engine Size4.4L/267
    Engine FamilyChevy small block Gen I
    DrivetrainRWD
    Engine VIN CodeJ

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