Vortex 165ZR-52 Rear Sprocket Chain Pitch Aluminum Sprockets - 52T 520

The Vortex 165ZR-52 is a high-performance rear sprocket featuring 52 teeth, designed for motorcycles running a 520 chain pitch. Machined from lightweight, high-strength aluminum alloy and finished with a durable anodized coating, this sprocket delivers an excellent balance of reduced unsprung weight and long service life.

Key Features:

• 52 Teeth — optimized for acceleration-focused gearing setups
• 520 Chain Pitch — compatible with standard 520-series drive chains
• Lightweight Aluminum Construction — CNC-machined for precise tolerances and reduced rotational mass
• Anodized Finish — resists corrosion and wear for extended durability
• Direct OEM Replacement Fitment — bolt-on installation with no modifications required
• Vortex 165 Series — engineered to Vortex Racing's exacting quality standards

Vortex sprockets are a popular upgrade and replacement choice among sport bike enthusiasts and racers seeking reliable drivetrain performance. The 165ZR-52 is ideal for riders looking to fine-tune their final drive ratio for improved low-end torque and quicker acceleration.