Vortex 337ZR-42 CAT5 Aluminum Rear Sprocket 520 Pitch 42 Tooth Red

The Vortex 337ZR-42 is a high-performance CAT5 aluminum rear sprocket designed for serious riders who demand the best in weight savings and durability. This 42-tooth sprocket features a striking red anodized finish with contrasting silver machined cuts that deliver both aggressive styling and functional benefits.

Key Features:

• Lightweight CAT5 aluminum construction significantly reduces rotating mass compared to OEM steel sprockets
• 100% CNC machined in the U.S.A. from aerospace-grade 7075 T6 billet aluminum
• Vortex patented Saber Tooth groove design increases sprocket longevity
• Red anodized finish with bright silver machined highlights
• 520 pitch chain compatibility with 42 teeth for optimized gearing
• Specially formulated alloy to Vortex racing specifications

The reduced weight of aluminum construction allows for improved acceleration, deceleration, and sharper directional changes. The unique tooth profile and CNC precision manufacturing ensure maximum strength while minimizing weight, making this an ideal upgrade for sport bike riders looking to enhance performance and add visual appeal to their machine.