Vortex 617ZR-42 CAT5 Aluminum Rear Sprocket 42 Tooth

The Vortex 617ZR-42 is a high-performance CAT5 aluminum rear sprocket designed for serious motorcycle racers and enthusiasts. This 42-tooth sprocket features Vortex's proprietary lightweight CAT5 aluminum construction, delivering exceptional strength while reducing rotating mass for improved acceleration and handling.

Key Features:

• 100% CNC manufactured in the USA to exacting tolerances
• Specially formulated aluminum alloy per Vortex specifications for optimal strength-to-weight ratio
• Color anodized finish with contrasting silver machined cuts for corrosion resistance and distinctive appearance
• Vortex patented tooth design increases sprocket longevity and chain engagement
• Saber tooth grooves enhance durability and extend service life
• Available in multiple color options including red, blue, gold, and black with bright silver highlights

Vortex Racing sprockets are trusted by professional race teams worldwide and manufactured to the tightest tolerances in the powersports industry. This sprocket is engineered for motocross, supercross, road racing, and street applications where weight savings and durability are critical. The 617 series uses premium CAT5 aluminum construction that balances performance with longevity.