QA1 Coil Over Shock Absorber (MPN: GS401-10550C)

Adjustable ride height and valving for enhanced performance.

The QA1 Coil Over Shock Absorber offers a versatile solution for those seeking adjustable suspension systems. With a ride height that can be tailored to individual preferences, this system features simultaneous compression and rebound valve adjustment, allowing for precise tuning of the vehicle's handling characteristics. The shock absorbers are designed with a silver aluminum body and include specially designed springs that provide a spring rate of 550 pounds per inch, ensuring a balance between comfort and performance.

This system is suitable for various applications, including drag racing, street performance, autocross, and road racing. Each unit is 100 percent dyno tested and serialized, ensuring reliability and performance consistency. The QA1 Coil Over Shock Absorber is also rebuildable and revalveable, extending its lifespan and adaptability to changing driving conditions.

Installation is straightforward with a bolt-in design, making it accessible for both professional and DIY enthusiasts. The set includes two shock absorbers, two specially designed springs, and all necessary mounting hardware, providing a complete solution for suspension upgrades.

Features

• Ride Height Adjustable
• 100 Percent Dyno Tested And Serialized
• Rebuildable And Revalveable
• Used In Drag Racing, Street Performance, Autocross And Road Racing Applications
• Easy, Bolt-In Installation

Specifications

• Manufacturer: QA1
• Manufacturer Part Number: GS401-10550C
• Adjustable: Yes
• Upper Mounting Type: Stud
• Lower Mounting type: Cross Pin
• Extended Height (IN): 12.8 Inch
• Compressed Height (IN): 9 Inch
• Quantity: Set Of 2
• Valving Type: Simultaneous Compression And Rebound Valving
• Shock Body Color: Silver
• Shock Body Material: Aluminum
• Spring Height (IN): 10 Inch
• Spring Rate: 550 Pounds Per Inch
• Spring Style: Single Flat End
• Spring Finish: Powder Coated
• Spring Color: Silver
• Spring Material: Silicon Steel
• Includes Mounting Hardware: Yes

Compatibility / Fit

• 1973-1987 Buick Regal
• 1975-1979 Buick Skylark
• 1973-1973 Chevrolet Chevelle
• 1973-1987 Chevrolet El Camino
• 1973-1983 Chevrolet Malibu
• 1973-1988 Chevrolet Monte Carlo
• 1975-1979 Chevrolet Nova
• 1982-2004 Chevrolet S10
• 1973-1981 Oldsmobile Cutlass
• 1975-1979 Oldsmobile Omega
• 1973-1987 Pontiac Grand Prix
• 1973-1977 Pontiac LeMans
• 1974-1977 Pontiac Ventura

Technical Documents

• 9919-173_REV_Pro_Coil.pdf