Vortex 526AZRV4-47 Aluminum Rear Sprocket Anodized Sprockets - CAT5 525 47T

The Vortex 526AZRV4-47 is a CAT5 aluminum rear sprocket featuring a 525 chain pitch, 47 teeth, and a distinctive anodized finish with contrasting CNC-machined silver accents. Designed for riders who demand both performance and style, this sprocket is manufactured entirely in the USA to exacting Vortex standards.

Key Features:

• Material: 7075 T6 aerospace-grade aluminum — significantly lighter than OEM steel sprockets
• Construction: 100% CNC machined in the USA for unrivaled dimensional precision
• Finish: Anodized first, then CNC machined to produce a colored body with contrasting silver highlights
• Tooth Count: 47 teeth
• Chain Pitch: 525
• Mounting: 5-bolt pattern — 120mm center hole / 140mm bolt circle
• Tooth Design: Patented Vortex profile with gunk-clearing grooves to increase longevity and resist buildup
• Weight Savings: Reduced rotating mass compared to steel sprockets, contributing to improved acceleration and throttle response

The Vortex CAT5 series has long been the benchmark in motorcycle racing sprockets. Built to tight tolerances and formulated from a proprietary aluminum alloy, these sprockets deliver a service life that rivals many steel alternatives while keeping unsprung and rotating weight to a minimum. Whether on the track or the street, the 526AZRV4-47 is a proven upgrade over the factory sprocket.