Description
QA1 GM Pro Front Coil-Over System - Double Adj. - 8in x 600lbs/in - Flat Large - Aluminum
Additional Information
Front Pro Coil double adjustable stock mount shock kit. Compressed length of 8.63" and extended length of 12.88". Includes 8" spring with rating of 600 and has a tapered flat end Large.
Part Type
Coilover Set
Product Overview
QA1 GM Pro Front Coil-Over System - Double Adj. - 8in x 600lbs/in - Flat Large - Aluminum
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:17:31
Features
- Achieve the ultimate balance of ride quality and performance handling with independent tuning of rebound and compression valving.
- Easy bolt-in installation that works with your factory or upgraded QA1 tubular control arms.
- Limited Lifetime Warranty for peace of mind.
- Up to 2 of ride height adjustment allows you to dial in the perfect stance.
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Description: | QA1 GM Pro Front Coil-Over System - Double Adj. - 8in x 600lbs/in - Flat Large - Aluminum |
| Part Number: | qapGD401-08600C |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Qa1 |
| StreetFX SKU | qapGD401-08600C |
| SFX Item ID | 4093471 |
| Accounting SKU | qap-GD401-08600C |
| Manufacturer SKU | GD401-08600C |
| Manufacturer UPC | 806990162717 |
| Alternative References | QA1-GD401-08600C |
Coilover Kit, Pro Coilover System, Front, Double Adjustable, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair
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 Attributes | |
|---|---|
| Brand | QA1 |
| Manufacturer's Part Number | GD401-08600C |
| Part Type | Coilover Kits |
| Product Line | QA1 Pro Coilover Systems |
| UPC | 806990162717 |
| Coilover Kit Position | Front |
| Adjustable Valving | Yes |
| Number of Valving Selections | 324 |
| Shocks Included | Yes |
| Internal Design | Twin-tube |
| Coilover Springs Included | Yes |
| Spring Rate (lbs./in.) | 600 lbs./in. |
| Suspension Height Adjustment | 0.0-2.0 in. lowered |
| Recommended Front-End Weight | 2,201-2,300 lbs. |
| Gas Charged | No |
| Extended Length (in.) | 12.88 |
| Collapsed Length (in.) | 8.63 |
| Threaded Adjustment Range | 3.000 in. |
| Upper Mount | Stud |
| Lower Mount | T-bar |
| Shock Body Material | Aluminum |
| Shock Body Finish | Silver |
| Bushing Material | Polyurethane |
| Bushing Color | Black |
| Spring Finish | Gray/Silver |
| Crossmember Included | No |
| Adjustable Mounting Bracket Included | No |
| Hardware Included | Yes |
| Welding Required | No |
| Quantity | Sold as a pair. |
| Notes | Designed to fit applications with big block engines. Coilover shocks are double adjustable Pro series GD401 shocks. Springs are 8 in. tapered with a large diameter, flat upper end style 8HTBF600 springs. |
Compatibility
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