Vortex 839AZBV4-42 Aluminum Rear Sprocket 42T 520 Pitch Hard Anodized

The Vortex 839AZBV4-42 is a 42-tooth aluminum rear sprocket engineered for performance street and sport motorcycle applications. Manufactured from high-grade 7075 aluminum alloy and finished with a durable hard anodized coating, this sprocket delivers an excellent balance of lightweight performance and long-lasting wear resistance.

Key Features:

• 42-Tooth Configuration: Optimized tooth count for responsive throttle feel and performance tuning
• 7075 Aluminum Construction: Significantly lighter than stock steel sprockets, reducing unsprung rotating mass
• Hard Anodized Finish: Provides corrosion resistance and enhanced surface hardness for extended service life
• 520 Chain Pitch: Compatible with standard 520 drive chains used on a wide range of sport and street motorcycles
• Precision CNC Machined: Tight tolerances ensure smooth chain engagement and reduced drivetrain noise
• Direct OEM Replacement Fitment: Bolt-on installation with no modifications required

Vortex Racing is a trusted name in the powersports industry, known for producing race-proven drivetrain components. The 839AZBV4-42 rear sprocket is an ideal upgrade for riders looking to shed weight and fine-tune their motorcycle's gearing for both street and track use.