Vortex 840AZL-52 Aluminum Rear Sprocket Chain for Aftermarket Wheels Sprockets - 52-Tooth 530

The Vortex 840AZL-52 is a 52-tooth rear sprocket designed for motorcycles equipped with aftermarket wheels, including BST, Marchesini, OZ-Racing, and Rotobox wheel systems. Engineered for the demands of road racing and performance riding, this sprocket is built to deliver reliable power transfer with reduced drivetrain weight.

Machined from 7075 T6 aerospace-grade billet aluminum, the 840AZL-52 reduces rotating mass in the drive system, contributing to improved throttle response, acceleration, and deceleration feel. The anodized finish provides corrosion resistance along with a striking visual appearance.

Key Features:

• 52-tooth rear sprocket for tuned final drive ratio
• 530 chain pitch compatibility
• 7075 T6 billet aluminum construction for lightweight strength
• 100% CNC machined in the USA to tight tolerances
• Vortex patented saber-tooth groove design for extended sprocket longevity
• Anodized finish for corrosion resistance and aesthetics
• 5-bolt mounting pattern with 10mm holes, 100mm PCD (Pitch Circle Diameter), and 76mm sprocket ID
• Fits popular aftermarket wheel brands: BST, Marchesini, OZ-Racing, Rotobox

Vortex Racing has been manufacturing premium motorcycle racing components in the USA since 1995. Every sprocket is track-tested with feedback from top professional race teams worldwide, ensuring performance and quality that meets the highest standards in the industry.