QA1 6Q75-3 6Q Series Twin Tube Circle Track Shock 5 Inch Stroke Aluminum Coilover

The QA1 6Q75-3 is a professional-grade twin tube circle track shock absorber designed for racers who demand performance, consistency, and tunability. Part of QA1's renowned 6Q Series (formerly known as 60/62 Series), this shock features a large 2-inch aluminum threaded body that makes it ideal for coil-over configurations when paired with QA1 spring kits.

Key Specifications:

• 5-inch stroke length with 5-3 compression/rebound valving
• 16.25 inches eye-to-eye extended length
• 2-inch threaded aluminum body with black anodized finish
• Twin tube design with eyelet bearing mounts
• Non-adjustable linear or linear digressive piston
• Base valve equipped, non-gas charged

Performance Features:

• High-quality raw aluminum pistons maximize consistency and performance
• Scalloped base loop design increases clearance in tight mounting areas like upper control arms
• Laser-engraved black-anodized closure nuts make serial numbers and valving easy to identify
• Gland features relief cuts and hyper screw port for easy filling and bleeding during assembly
• Upgraded seal kit minimizes leaks, especially in high-rebound applications
• Slip-fit compression tube design simplifies the rebuild process

Rebuildable and Re-Valvable:

One of the standout features of the 6Q Series is that racers can rebuild and re-valve these shocks in minutes using basic tools and available QA1 rebuild kits. The shock can be valved using bleed shims or by drilling out bleeds to maximize tunability for your specific track conditions and racing style.

Applications:

Designed for Late Models, Asphalt Modifieds, and Sprint Cars, this shock delivers the professional-level performance that serious circle track racers require. The threaded body design is fully compatible with QA1 coil-over kits for precise suspension tuning.