Vortex 337-38 CAT5 Aluminum Rear Sprocket 520 Pitch 38-Tooth Silver

The Vortex 337-38 is a 38-tooth, 520-pitch CAT5 aluminum rear sprocket designed as a high-performance replacement for motorcycles and powersports applications. Machined from lightweight aerospace-grade aluminum, this sprocket delivers a significant weight reduction over OEM steel units, contributing to reduced rotating mass and improved throttle response.

Vortex's CAT5 anodized finish provides a bright, corrosion-resistant surface, while the brand's patented saber tooth groove design and precision tooth profile promote smooth chain engagement and extended drivetrain life. Each sprocket is 100% CNC-machined to tight tolerances for consistent, reliable power transfer.

Key Features:

• 38-Tooth, 520-Pitch rear sprocket
• Machined from high-grade aerospace aluminum for superior strength-to-weight ratio
• CAT5 anodized silver finish for corrosion resistance and bright appearance
• Vortex patented saber tooth groove design for optimized chain engagement
• 100% CNC-machined to precise tolerances
• Reduces rotating mass for improved acceleration and throttle response
• Optimized tooth profile minimizes chain wear and extends drivetrain life

The Vortex 337-38 is part of Vortex Racing's extensive sprocket lineup, trusted by professional and recreational riders worldwide. It is designed as a direct OEM-style replacement or as part of a 520-pitch chain and sprocket conversion.