Vortex 454ZB-39 Blue 39-Tooth 525-Pitch Aluminum Rear Sprocket

The Vortex 454ZB-39 is a 39-tooth, 525-pitch rear sprocket machined from lightweight CAT5 aluminum and finished in a striking blue anodized color with contrasting silver machine cuts. Designed for serious street and track riders, this sprocket delivers race-proven performance in a package that reduces rotating mass compared to heavier steel alternatives.

Key Features:

• Lightweight CAT5 Aluminum Construction — Machined from specially formulated 7075-T6 billet aluminum per Vortex specifications for an optimal strength-to-weight ratio
• 100% CNC Manufactured in the USA — Precision machined to tight tolerances for concentricity and consistent fit
• Patented Unique Tooth Design — Vortex's proprietary tooth geometry increases sprocket longevity and promotes smooth chain engagement
• Blue Anodized Finish — Anodized blue color with contrasting silver machined accents for a premium appearance; available in four colors
• 525 Chain Pitch — Compatible with standard 525-pitch drive chains
• 39 Teeth — Rear Position — Drop-in replacement or gearing upgrade option for compatible motorcycles

Vortex Racing has been manufacturing top-quality race components since 1995, with each part developed and tested with direct feedback from professional race teams. The 454ZB-39 is a reliable, performance-focused upgrade over stock sprockets, helping riders fine-tune gear ratios for improved acceleration response.