Vortex 193BZR-42 42-Tooth 525-Pitch Black Aluminum Rear Sprocket

The Vortex 193BZR-42 is a 42-tooth, 525-pitch aluminum rear sprocket finished in black anodizing for a clean, corrosion-resistant look. Part of Vortex's renowned 193-series rear sprocket lineup, this sprocket is engineered for street and road racing applications where reducing rotating mass translates directly to improved throttle response and drivetrain efficiency.

Key Features:

• 525 Chain Pitch — compatible with standard 525-pitch drive chains
• 42 Teeth — direct replacement or performance gearing option
• Lightweight Aluminum Construction — high-grade aluminum alloy machined to Vortex specifications reduces rotating mass for improved acceleration and deceleration response
• Black Anodized Finish — durable anodized coating protects against corrosion and wear
• Vortex Patented Tooth Design — unique tooth geometry engineered for optimized chain engagement, hold, and release to maximize sprocket longevity
• CNC Machined in the U.S.A. — precision-manufactured to tight tolerances for consistent concentricity and fit
• Lightening Holes — strategically placed cutouts further reduce unsprung rotating weight

About Vortex Racing: Vortex has been manufacturing top-quality motorcycle racing components in the USA since 1995. Owned and operated by motorcycle racers and enthusiasts, every component is tested on the track with feedback from professional race teams worldwide, ensuring race-proven performance for both track and street riders.