Vortex 617-43 Aluminum Rear Sprocket 520 Pitch 43 Tooth Silver

The Vortex 617-43 is a high-performance aluminum rear sprocket designed for 520-pitch chain applications. This 43-tooth sprocket is engineered for riders seeking reduced rotating mass and improved acceleration on their sportbike or street motorcycle.

Key Features:

• Constructed from aerospace-grade 7075 T6 aluminum for exceptional strength-to-weight ratio
• 100% CNC manufactured in the USA to precise tolerances for optimal chain engagement
• Clear anodized silver finish prevents corrosion and maintains appearance
• Proprietary tooth profile design increases sprocket longevity and reduces wear
• Significantly lighter than steel sprockets, reducing rotational mass for quicker acceleration and improved handling
• 520 pitch with 43 teeth for versatile gearing applications

Vortex aluminum sprockets are trusted by professional racing teams worldwide and offer a perfect balance of durability and weight savings. The precision manufacturing ensures smooth operation and extended service life, making this an excellent upgrade from heavy OEM steel sprockets.