Vortex 144AZOV4-43 Aluminum Rear Sprocket 525 Pitch 43-Tooth

The Vortex 144AZOV4-43 is a high-performance aluminum rear sprocket designed for 525-pitch chain applications with a 43-tooth count. Built to meet the demands of serious street and track riders, this sprocket is a direct upgrade over heavier OEM units.

Key Features:

• 7075 T6 billet aluminum construction — aerospace-grade alloy formulated to Vortex specifications for exceptional strength-to-weight ratio
• 100% CNC machined in the USA — manufactured to tight tolerances for precise chain engagement and consistent power transfer
• Silver anodized finish — electrically coated to resist corrosion and provide a bright, lasting appearance
• Unique tooth profile — Vortex patent-pending saber tooth groove design promotes self-cleaning and extends sprocket longevity
• 525 chain pitch — compatible with 525-pitch drive chains
• 43 teeth — provides an excellent balance of acceleration and top-end performance
• Lightweight design reduces rotating mass for improved throttle response, acceleration, and deceleration

Vortex Racing has been manufacturing top-quality motorcycle racing components since 1995, with products trusted by professional race teams worldwide. The 144AZOV4-43 is a premium replacement or performance upgrade sprocket suited for sport and performance motorcycles running a 525 chain.