Vortex 177ZK-42 Rear Sprocket 42 Tooth 520 Pitch

The Vortex 177ZK-42 is a precision-engineered rear sprocket designed for high-performance motorcycles. This 42-tooth sprocket is manufactured from high-quality steel alloy to deliver exceptional strength and durability in demanding riding conditions.

Key Features:

• 42-tooth configuration for optimized gearing performance
• 520 pitch chain compatibility for reduced weight and increased efficiency
• CNC-machined for precise fitment and minimal runout
• Heat-treated construction resists wear and extends service life
• Black oxide finish provides corrosion resistance
• Compatible with standard 520 pitch chains

Vortex sprockets are manufactured to strict tolerances ensuring proper chain alignment and smooth power transfer. The 42-tooth count provides a balanced combination of acceleration and top speed for sport and street applications. Each sprocket undergoes rigorous quality control testing to meet OEM specifications.