QA1 Coil Over Shock Absorber (MPN: M421CL)

Advanced shock technology for high performance racing and handling applications.

The QA1 Coil Over Shock Absorber is engineered to meet the rigorous demands of high performance drag racing and pro-touring vehicles. This shock absorber features independent compression and rebound valve adjustment, allowing for precise tuning to adapt to varying track conditions. With a 15 inch extended height and a 10.625 inch compressed height, it provides a robust solution for optimizing vehicle dynamics.

Equipped with QuickTune Technology, the MOD Series shocks can be revalved in minutes without removal from the vehicle, significantly reducing downtime. The 24 click independent adjustment system enhances ride quality and weight transfer management during cornering, while the large solid piston design improves driver feedback and control under extreme conditions.

The shock's high-speed valving adjustment is crucial for maintaining performance during impact events, such as hitting potholes or curbs. Additionally, the indexable base eyelet allows for multiple mounting positions, ensuring optimal access to adjustment knobs and enhancing installation flexibility. This gas charged shock absorber is available in a striking black and red color scheme, making it a functional and visually appealing addition to any performance vehicle.

Features

• Features QuickTune Technology, Modular Valve Packs That Allow For Completely Revalving The Shock Without Having To Remove It From The Car
• 24 Click Independent Compression And Rebound Adjustment With Low-Speed Bleed
• Large Solid Piston For Improved Driver Feel And Control With Up To 1,600 Pounds Force
• High-Speed Valving Adjustment Relates To Shock Operation During Impact Events, Like Hitting A Pothole Or Curb
• Low-Speed Valving: Adjusts Ride Quality And Weight Transfer On Corner Entry Or Exit
• Indexable Base Eyelet: Multiple Mounting Position To Optimize Knob Access And Provide More Mounting Flexibility

Specifications

• Manufacturer: QA1
• Manufacturer Part Number: M421CL
• Adjustable: Yes
• Upper Mounting Type: Eyelet
• Lower Mounting type: Stud
• Extended Height (IN): 15 Inch
• Compressed Height (IN): 10-5/8 Inch
• Valving Type: Independent Compression And Rebound Valve Adjustment
• Shock Type: Gas Charged
• Shock Body Color: Black/ Red
• Spring Height (IN): 10 Inch
• Spring Color: Black
• Includes Mounting Hardware: Yes

Technical Documents

• 9919-237_REV_10-29-2018_MOD_SERIES.pdf