Vortex 190ZB-45 Black Aluminum Rear Sprocket 45-Tooth

The Vortex 190ZB-45 is a 45-tooth replacement rear sprocket crafted from high-strength, lightweight aluminum with a black anodized finish. Engineered by Vortex Racing — a trusted name in motorcycle drivetrain components — this sprocket is precision-machined to deliver exact OEM-spec tooth profiles for smooth, reliable chain engagement and reduced drivetrain wear.

Key Features:

• 45-Tooth Count: Direct replacement tooth count for maintained gear ratio and performance
• Black Anodized Aluminum Construction: Lightweight alternative to steel sprockets with corrosion-resistant finish
• Precision Machined: CNC-machined for consistent tooth geometry and accurate fitment
• Bolt Pattern: Matches OEM sprocket carrier interface for straightforward installation
• Vortex Racing Quality: Manufactured to meet the demands of street, track, and off-road riding

The Vortex 190ZB-45 rear sprocket is an ideal upgrade or replacement for riders seeking to reduce unsprung weight without sacrificing durability. The black anodized surface resists corrosion and retains its appearance under demanding riding conditions.