Vortex 611ZK-35 CAT5 Aluminum Rear Sprocket 35T Black Anodized

The Vortex 611ZK-35 is a high-performance CAT5 aluminum rear sprocket featuring a 35-tooth count in Vortex's signature black anodized finish with contrast-machined silver accents. Designed as a direct performance upgrade over heavy OEM steel sprockets, this sprocket is 100% CNC manufactured in the USA from a specially formulated aluminum alloy engineered to Vortex's exacting specifications.

Key Features:

• 35-Tooth Count — optimized for balanced acceleration and top-end performance
• CAT5 Aluminum Construction — lightweight aerospace-grade alloy reduces rotating mass for improved throttle response and handling
• Black Anodized with Machined Accents — durable anodized finish resists corrosion with contrast-machined silver highlights
• 100% CNC Manufactured in the USA — precision machined to tight tolerances for a perfectly concentric fit and smooth power delivery
• Optimized Tooth Profile — unique tooth geometry minimizes chain wear and extends the service life of both the sprocket and chain
• 520 Chain Pitch Compatible — engineered for 520-pitch chain applications

Vortex Racing rear sprockets are a trusted choice for street and track riders looking to reduce drivetrain weight, fine-tune gear ratios, and maximize performance. The 611ZK-35 is a bolt-on upgrade that delivers real-world gains in acceleration and overall drivetrain efficiency.