Vortex 170ZU-52 CAT5 Aluminum Rear Sprocket 52-Tooth 520-Pitch

The Vortex 170ZU-52 is a 52-tooth, 520-pitch aluminum rear sprocket built to Vortex Racing's exacting performance standards. CNC-machined from a specially formulated aluminum alloy and finished with an anodized coating, this sprocket delivers a significant weight reduction over OEM steel units, reducing rotating mass for improved throttle response, acceleration, and overall drivetrain efficiency.

Key Features:

• 52-Tooth / 520-Pitch — designed for 520-size OEM replacements or suitable 520 conversions
• 100% CNC machined in the USA to tight tolerances
• Specially formulated aluminum alloy per Vortex specifications for optimal strength-to-weight ratio
• Saber tooth groove design — unique tooth profile engineered to extend sprocket longevity
• CAT5 anodized finish — electrically coated for a bright, corrosion-resistant surface
• Vortex patent-pending design — iconic two-tone machined look from finish applied before cutting
• Lighter than OEM steel sprockets — reduces rotating mass for improved acceleration and handling

Vortex Racing is a U.S.-based manufacturer with over 20 years of experience producing top-quality motorcycle racing components. Their sprockets are tested on the track with feedback from professional race teams worldwide, making the 170ZU-52 a trusted choice for both street and competition use.