QA1 27689-1B 27 Series Monotube Shock Absorber Large Steel Body T-Bar/Poly Valving

The QA1 27689-1B is a 27 Series stock-mount monotube shock absorber featuring a large steel body with a 13.35-inch compressed length and 22.55-inch extended length. Designed as a direct-replacement upgrade over factory shocks, the 27 Series delivers improved handling and ride quality without requiring modifications to factory mounting points.

Built around a 46mm hard-anodized aluminum piston inside a zinc-plated steel body, the 27 Series provides consistent, fade-resistant damping. This unit is valved with a T-Bar/Poly (V 9-1B) valving configuration, offering a firm, performance-oriented damping profile suitable for street and light performance applications.

Key Features:

• Monotube design for superior heat dissipation and consistent performance
• Zinc-plated steel shock body for corrosion resistance
• 46mm hard-anodized piston for reduced friction and long service life
• T-Bar upper mount with polyurethane lower bushing for stock fitment
• V 9-1B valving: 9-stage compression / 1-stage rebound tuning
• Compressed length: 13.35 inches
• Extended length: 22.55 inches
• Direct stock-mount replacement — no modifications required

The QA1 27 Series is an evolution of the proven 26 Series platform, sharing the same mount geometry and installation simplicity while offering updated internal components and expanded valving options. This shock is ideal for performance enthusiasts seeking a bolt-in upgrade that improves upon OEM ride and handling characteristics.