The BDH S1 Sequential Shifter is engineered to replicate the true mechanical sensation of a race-car dog-box gearbox. Featuring the industry-first Dynamic Inertia Mechanism™, the S1 delivers authentic momentum transfer and engagement physics, providing the real inertial kick of genuine sequential selector mechanics.

• Lifetime Warranty
• Dynamic Inertia Mechanism™
• Dual-Stage Engagement System
• CNC Aerospace-Grade Billet Aluminium

Authentic Sequential Shifting Experience

• Dynamic Inertia Mechanism™ delivers real momentum transfer
• Dual-stage engagement replicates dog-box resistance and preload
• Progressive mechanical feedback
• Tunable shift feel from light-fast to heavy-mechanical precision
• Ball bearing and compression spring damping for authentic engagement

Professional Engineering & Durability

• CNC-machined from solid billet aluminium with hard black anodising
• Ball bearings, compression springs, and internal dampers for consistent engagement
• Machined entirely from metal for lifelong performance under heavy use
• Universal mounting compatibility for left or right-hand configurations