Vortex 438-37 Silver 37-Tooth 530-Pitch Aluminum Rear Sprocket

The Vortex 438-37 is a 37-tooth, 530-pitch rear sprocket precision CNC machined from 7075 T6 billet aluminum for an exceptional combination of strength and reduced weight over conventional steel sprockets. Part of Vortex's CAT5 series, this sprocket features a silver anodized finish to resist corrosion and a patented saber tooth groove design engineered to maximize sprocket longevity and drivetrain efficiency.

Key Features:

• 7075 T6 billet aluminum construction — aerospace-grade material delivers high strength with significant weight savings over steel
• 100% CNC machined with Vortex's patented saber tooth groove design for extended service life
• 530-pitch chain compatibility — designed for use with standard 530 chain setups
• Silver CAT5 anodized finish — electrically coated for a bright shine and corrosion resistance
• Unique tooth profile — optimized geometry reduces chain drag and friction for smoother acceleration and deceleration
• Tight manufacturing tolerances — ensures precise chain engagement, minimizing wear and extending overall drivetrain life
• Lightweight design — reduces rotating mass for improved throttle response and faster acceleration

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components for Road Racing, Motocross, Supercross, Flat Track, and Minibike competition. Owned and operated by racers and enthusiasts, Vortex validates every component on the track with direct feedback from professional race teams worldwide.