Vortex 254ZB-42 VTX Aluminum Rear Sprocket 42-Tooth Black Anodized

The Vortex 254ZB-42 is a 42-tooth aluminum rear sprocket finished in Vortex's signature black anodized hardcoat. Engineered for performance street and track riders who demand lightweight precision without sacrificing durability, this sprocket is a direct-fit replacement and upgrade over stock.

Key Features:

• 7075-T6 Billet Aluminum Construction — Machined from aerospace-grade aluminum alloy for an exceptional strength-to-weight ratio
• Black Anodized (ZB) Finish — PTFE-infused black hardcoat bonds to the aluminum surface for improved wear resistance and reduced friction
• 42-Tooth Rear Sprocket — Optimized tooth count for balanced acceleration and top-end performance
• CNC Machined in the USA — 100% CNC manufactured to tight tolerances for precise chain engagement and consistent performance
• Patented Tooth Design — Vortex's unique tooth profile extends sprocket longevity and promotes smooth chain wear
• Reduced Rotating Mass — Lightweight aluminum construction decreases unsprung and rotating weight for improved throttle response and deceleration
• Gunk-Clearing Grooves — Tooth profile design helps shed debris to protect the chain and sprocket interface

The Vortex 254ZB-42 rear sprocket is manufactured by Vortex Racing, a U.S.-based company with over 15 years of experience producing top-quality motorcycle racing components for road racing, motocross, supercross, and flat track applications. Trusted by professional race teams worldwide, every Vortex sprocket is built to perform under the most demanding conditions.