Vortex 780ZR-46 CAT5 Aluminum Rear Sprocket 520 Pitch 46-Tooth

The Vortex 780ZR-46 is a 46-tooth, 520-pitch CAT5 aluminum rear sprocket precision-engineered for motorcycle road racing and high-performance street riding. Manufactured 100% in the USA, this sprocket delivers the ideal balance of lightweight construction and durability that Vortex Racing is known for worldwide.

Key Features:

• 7075-T6 billet aluminum construction — reduced rotating mass for improved throttle response and acceleration
• CAT5 patented tooth design — saber tooth grooves extend sprocket longevity and reduce wear
• 100% CNC machined to precise tolerances for concentricity and consistent chain engagement
• Specially formulated alloy per Vortex specifications for optimal strength-to-weight ratio
• Anodized finish with contrasting silver machined highlights — finish is applied before cutting for the iconic two-tone look
• 520 pitch — compatible with 520-pitch chains for OEM replacement or pitch conversion applications
• 46 teeth — ideal for fine-tuning final drive ratio for improved low-end torque and acceleration
• Made in the USA and trusted by professional race teams worldwide

Vortex CAT5 rear sprockets are the preferred choice of racers competing in Superbike, Road Racing, Motocross, and Supercross. The lightweight design reduces unsprung and rotating mass, translating to sharper acceleration, improved deceleration, and quicker directional changes on both the track and street.