Vortex 841C-66 Aluminum Rear Sprocket 66T 520 Pitch

The Vortex 841C-66 is a high-performance 66-tooth aluminum rear sprocket designed for sport and track motorcycle applications. Manufactured by Vortex Racing, this sprocket is precision-machined from lightweight 7075 aluminum alloy and features a hard-anodized finish for durability and corrosion resistance.

Key Features:

• 66 teeth — ideal for gearing adjustments on sport and track motorcycles
• 520 pitch — compatible with 520 chain conversions and OEM 520 applications
• Precision-machined from 7075 aluminum alloy for an optimal strength-to-weight ratio
• Hard-anodized finish provides long-lasting corrosion and wear resistance
• Manufactured in the USA by Vortex Racing to OEM and race-spec tolerances
• Drop-in replacement — no modifications required for compatible applications

Vortex Racing sprockets are a trusted choice among both competitive racers and street riders looking to optimize their motorcycle's gearing for acceleration, top speed, or track performance. The 841C-66 is part of Vortex's extensive sprocket catalog, ensuring consistent quality and fit across a wide range of sport bike platforms.