Vortex 824C-39 CAT5 Rear Sprocket 39 Tooth 530 Pitch

The Vortex 824C-39 is a high-performance rear sprocket designed for sport and racing applications. This sprocket features 39 teeth and is manufactured from Vortex's CAT5 hardened aluminum alloy, which provides an optimal balance of lightweight construction and exceptional durability.

Key Features:

• 39-tooth configuration for precise gearing options
• CAT5 hardened aluminum construction - significantly lighter than steel while maintaining strength
• 530 pitch chain compatibility
• CNC-machined from aerospace-grade aluminum for precise tolerances
• Hard-anodized finish for superior wear resistance and corrosion protection
• Self-cleaning mud grooves help prevent debris buildup
• Ideal for sport bikes and racing applications where weight reduction is critical

Vortex sprockets are engineered to meet or exceed OEM specifications and are a popular choice among racers and performance enthusiasts. The CAT5 aluminum alloy construction delivers approximately 66% weight savings compared to steel sprockets while providing excellent service life under demanding conditions.