Vortex 436ZB-42 Rear Sprocket 42T 530 Blue Aluminum

The Vortex 436ZB-42 is a 42-tooth, 530-pitch rear sprocket machined from lightweight CAT5 aluminum alloy. Engineered to Vortex's own material specifications, this sprocket delivers a significant weight reduction over OEM steel units without sacrificing durability — making it a popular choice for sport bike riders who demand performance on the street or track.

Key Features:

• 42 Teeth — rear sprocket position
• 530 Chain Pitch — compatible with 530-series drive chains
• Blue Anodized Finish with contrasting silver machined cuts for a premium appearance
• CAT5 Aluminum Construction — formulated to Vortex's proprietary alloy specifications for maximum strength-to-weight ratio
• 100% CNC Machined in the USA for precise tolerances and consistent quality
• Patented Vortex Tooth Design — unique profile engineered to reduce wear and extend sprocket longevity
• Also available in multiple colors (black, silver, red, and blue)

Vortex Racing sprockets are a direct OEM replacement upgrade, offering superior materials and domestic manufacturing compared to stock alternatives. The 436ZB series is also available in other tooth counts to fine-tune gearing for your specific riding style or track configuration.