Vortex 248CZK-42 CAT5 Aluminum Rear Sprocket 525 Pitch 42 Tooth Black

The Vortex 248CZK-42 is a high-performance CAT5 aluminum rear sprocket designed for serious riders who demand both performance and durability. This lightweight racing sprocket features 42 teeth and is manufactured for 525-pitch chains, making it an excellent upgrade from heavy OEM steel sprockets.

Key Features:

• 100% CNC machined in the USA to exacting tolerances for perfect concentricity
• Constructed from specially formulated 7075-T6 aluminum alloy per Vortex specifications
• Black hard anodized finish prevents corrosion and provides an aggressive appearance
• Patented tooth design with saber tooth grooves increases sprocket longevity and reduces chain wear
• Significantly reduces rotating mass compared to stock steel sprockets for improved acceleration and handling
• Precision manufacturing frees horsepower and extends chain life
• Features mud grooves to help keep components clean in challenging conditions

Vortex Racing sprockets are tested on the track with direct feedback from top professional race teams worldwide. Each sprocket is manufactured to the tightest tolerances with the best quality materials in the industry, ensuring consistent performance and reliability for both street and race applications.