Vortex 316ZLV4-40 Aluminum Rear Sprocket 520 Pitch 40 Tooth Silver

The Vortex 316ZLV4-40 is a lightweight 520-pitch, 40-tooth aluminum rear sprocket engineered for performance street and track riding. Machined 100% in the USA, this sprocket is built from a specially formulated aluminum alloy to Vortex's exacting specifications, delivering an ideal balance of low weight and structural integrity.

Key Features:

• 40-tooth, 520-pitch rear sprocket for precise gearing tuning
• Silver anodized finish for corrosion resistance and clean aesthetics
• 7075-T6 billet aluminum construction — lightweight to reduce rotating mass
• 100% CNC machined in the USA to tight tolerances for concentricity and durability
• Vortex patented tooth design engineered for extended sprocket longevity
• Lightening holes reduce overall weight without sacrificing strength
• Supports improved acceleration, deceleration, and directional response

Whether tuning gearing for the track or spirited street riding, the Vortex 316ZLV4-40 rear sprocket is a proven upgrade over heavier OEM steel sprockets. Fits the 316 bolt-pattern series applications.