Vortex 775A-51 Aluminum Rear Sprocket 520 Pitch 51 Tooth Silver

The Vortex 775A-51 is a high-performance aluminum rear sprocket designed for motorcycle applications requiring 520-pitch chain. This 51-tooth sprocket delivers the perfect balance of acceleration and top speed for a wide range of sport bikes and off-road machines.

Key Features:

• Constructed from durable 7075 T6 aluminum for exceptional strength-to-weight ratio
• 100% CNC machined to exacting tolerances ensuring precise concentricity
• Lightening holes reduce rotating mass for improved acceleration and handling
• Clear anodized silver finish resists corrosion and maintains appearance
• Saber tooth grooves between teeth help clear debris and extend sprocket life
• Manufactured to precise specifications for reliable performance

Vortex sprockets are trusted by racing teams and enthusiasts worldwide for their quality construction and long service life. The reduced weight compared to steel sprockets allows for quicker throttle response while maintaining the durability needed for demanding riding conditions.