QA1 27945-8C Monotube Shock Absorber 9.4in Compressed 14.0in Extended Stud/T-Bar Hyperscrew

The QA1 27945-8C is a 27 Series large steel monotube shock absorber featuring a hyperscrew gas port design. Built for performance racing applications, this shock delivers consistent, tunable damping with a compressed height of 9.4 inches and an extended height of 14.0 inches, yielding a 4.6-inch stroke.

Featuring a stud top mount and T-bar bottom mount configuration, this shock installs easily into a wide range of circle track and performance applications. The 5-8C valving delivers a compression setting of 5 and a rebound setting of 8C, utilizing QA1's deflective disc valving technology for precise, repeatable damping characteristics.

Key Features:

• 27 Series stock-mount monotube construction with zinc-plated steel body for corrosion resistance
• 46mm hard-anodized piston for consistent, long-lasting performance
• Hyperscrew gas port — threaded port sealed with an O-ring screw to maintain nitrogen gas pressure
• Compressed height: 9.40 inches | Extended height: 14.0 inches
• Stud top / T-bar bottom mounting configuration
• Valving: 5-8C (5 compression / 8 rebound)
• Fully user-rebuildable and revalvable for custom tuning
• Sold individually

Designed for racers who demand repeatable, tunable performance, the QA1 27 Series monotube shock is a trusted choice for modifieds, late models, super stocks, and a wide variety of circle track classes on both dirt and asphalt surfaces.