Vortex 436AV4-45 Aluminum Rear Sprocket Pitch Violet Sprockets - 530 45-Tooth

The Vortex 436AV4-45 is a 45-tooth, 530-pitch aluminum rear sprocket finished in a striking anodized violet color. Part of Vortex Racing's industry-leading lineup of performance drivetrain components, this sprocket is engineered for riders who demand precision, durability, and a weight savings advantage over stock steel sprockets.

Key Features:

• 100% CNC manufactured in the USA to the tightest tolerances for perfect concentricity and fitment
• Specially formulated aluminum alloy per Vortex specifications for optimal strength-to-weight ratio
• Anodized violet (AV4) finish applied before cutting, producing the iconic two-tone machined look and corrosion resistance
• Vortex patented tooth design unlike any other sprocket — engineered to increase longevity and reduce drivetrain wear
• Lightening holes reduce rotating mass for improved throttle response and acceleration
• 530 chain pitch — compatible with 530-series chains and drivetrain setups
• 45 teeth for tunable gear ratio customization

Vortex Racing has been trusted by professional race teams and enthusiasts worldwide for over 15 years. Each sprocket is track-tested with direct feedback from top-level competitors, ensuring real-world performance you can count on. The 436 series fits select Suzuki Hayabusa (1999–2007) and GSXR SRAD (1996–1999) applications — always verify fitment for your specific model.