QA1 Precision Products DD401 Proma Star Coil-Over Shocks

Simple Adjustability, Quality Construction

QA1 Offers their machined aluminum bodied Proma Star Coil over shocks with a 5/8" chrome-plated solid piston rod and a double lipped piston with wiper seals for incredible quality and reliability. The QA1 Proma Star shocks are available in two versions, an 18 position single adjustable or a 324 position double adjustable to perfectly match your application and driving style. The QA1 Proma Stars are the perfect shocks for Street Rods, Street Performance, Auto Cross, Drag Racing, or Road Racing.
Made in the USA!

Shock Features

• Single or double adjustable shock
• Single offers 18 valving options (one knob to simultaneously adjust compression and rebound)
• Double offers 324 valving options (two knobs to independently adjust compression and rebound)
• Machined aluminum body, bright anodized finish
• 5/8" chrome-plated solid piston rod eliminates piston rod flex
• Double-lip and wiper seals prevent seal drag and dirt intrusion
• Teflon/Kevlar race bearings or polyurethane bushings available
• Accurate piston to cylinder wall seal improves valving consistency and durability
• Deflective disc for increased sensitivity in valving response, control, and consistency
• Dyno tested and serialized for consistent production and performance
• Revalvable and rebuildable by QA1 authorized service centers
• Aluminum spring cap, spring seat with washer, and locking ring included
• Ride heights (below) are recommended by QA1

*Sold 1/pkg

Double Adjustable Shock

• Compressed Height: 10-1/8"
• Extended Height: 14"
• Ride Height: 11-1/2" to 12-1/2"
• Spring Length: 9" or 10"
• Mounting: Bearing