Vortex Racing 312ZO-40 Aluminum Rear Sprocket 415 Pitch 40T Orange

The Vortex Racing 312ZO-40 is a 40-tooth, 415-pitch aluminum rear sprocket finished in a bright anodized orange. Engineered for performance motorcycle applications, this sprocket delivers the ideal balance of light weight and high strength for street and track use.

Key Features:

• 100% CNC machined in the USA from aerospace-grade 7075 aircraft aluminum for exceptional strength-to-weight ratio
• 415 chain pitch — compatible with 415-pitch chain applications
• 40-tooth rear sprocket for optimized gear ratio tuning
• Anodized orange finish provides corrosion resistance and a distinctive appearance
• Vortex patented tooth design for increased sprocket longevity and reduced wear
• Lightening holes reduce rotating unsprung mass for improved throttle response and handling
• Manufactured to precise specifications ensuring concentricity and durability

Vortex Racing has been producing championship-winning sprockets since 1995, and their race-proven CNC machined aluminum sprockets have become the industry standard for lightweight, high-strength performance drivetrain components. The 312ZO-40 is also available in silver (312-40) and black (312ZK-40) for riders who prefer a different color scheme.