Vortex 452AZKV4-42 CAT5 Aluminum Rear Sprocket 520 Pitch 42-Tooth Black

The Vortex 452AZKV4-42 is a 42-tooth, 520-pitch CAT5 aluminum rear sprocket built for high-performance motorcycle applications. Engineered for riders who demand precision and durability, this sprocket is part of Vortex Racing's renowned color-anodized lineup — featuring a striking black anodized finish with contrasting silver machined accents on the sweeps and saber tooth grooves.

Key Features:

• Lightweight CAT5 aluminum construction reduces rotating mass for improved throttle response and acceleration
• 100% CNC machined in the USA to exacting tolerances
• Specially formulated aluminum alloy developed to Vortex's own specifications for optimal strength-to-weight ratio
• Black anodized finish with contrasting silver machine cuts for corrosion resistance and visual appeal
• Patented saber tooth groove design — a unique tooth profile that extends sprocket life and improves chain engagement
• 520 chain pitch — compatible with standard 520-series drive chains
• 42 teeth — ideal for fine-tuning final drive ratio
• V4 carrier pattern for specific wheel fitment applications

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components trusted by professional race teams worldwide. The 452AZKV4-42 delivers the same race-proven performance on the street or track.