Vortex 427ZUV4-45 VTX Aluminum Rear Sprocket 45T

The Vortex 427ZUV4-45 is a high-performance 45-tooth aluminum rear sprocket engineered for riders seeking a lightweight, durable alternative to stock steel sprockets. Machined from aerospace-grade 7075-T6 aluminum and hard anodized for corrosion resistance, this sprocket delivers exceptional strength-to-weight savings without sacrificing longevity.

Key Features:

• 45-tooth rear sprocket for fine-tuned gearing performance
• Machined from 7075-T6 aluminum for maximum strength and minimum weight
• Hard anodized finish for superior corrosion and wear resistance
• CNC precision-machined to exact OEM specifications for proper fit and chain alignment
• Engineered lightening cuts reduce rotational mass for improved throttle response
• Compatible with standard 420/428-pitch drive chain per the 427-series designation
• Direct bolt-on replacement — no modifications required

Vortex Racing is a trusted name in the powersports industry, known for producing competition-grade sprockets used by professional racers and enthusiasts worldwide. The 427ZUV4-45 is an ideal upgrade for riders looking to optimize acceleration, reduce unsprung weight, and maintain reliable chain drive performance.