Vortex 525A-43 Aluminum Rear Sprocket 525 Pitch 43 Tooth

The Vortex 525A-43 is a lightweight aluminum rear sprocket designed for motorcycles running a 525 pitch chain. Engineered by Vortex Racing, a trusted name in powersports drivetrain components, this sprocket delivers the durability and precision fitment demanded by both street riders and track enthusiasts.

Manufactured from high-grade 7075 aluminum alloy, the 525A-43 offers an excellent strength-to-weight ratio, reducing unsprung rotational mass for improved throttle response and handling feel compared to heavier steel alternatives. The hard-anodized surface treatment provides corrosion resistance and extends service life under demanding riding conditions.

Key Features:

• Chain Pitch: 525
• Tooth Count: 43 teeth
• Material: 7075 aluminum alloy with hard-anodized finish
• Precision CNC-machined for consistent tooth geometry and chain engagement
• Lightweight construction reduces unsprung weight versus OEM steel sprockets
• Hard-anodized coating for enhanced wear resistance and corrosion protection
• Direct OEM-style bolt pattern for straightforward installation

The Vortex 525A-43 rear sprocket is a popular upgrade for riders looking to fine-tune their final drive ratio or replace a worn OEM sprocket with a high-performance alternative. It is compatible with standard 525 pitch chains and is available in Vortex's signature anodized finish.