Vortex 12040 Rear Aluminum Sprocket 120 Pitch 40-Tooth Silver

The Vortex 12040 is a lightweight, silver anodized aluminum rear sprocket featuring a 120 chain pitch and 40 teeth, designed for motorcycle road racing, motocross, supercross, flat track, and other powersports applications. Manufactured entirely in the USA, this sprocket is built to the exacting standards that professional race teams demand.

Machined from a specially formulated aerospace-grade aluminum alloy per Vortex specifications, this rear sprocket delivers an exceptional strength-to-weight ratio. The reduced rotating mass compared to OEM steel sprockets directly translates to improved acceleration, deceleration, and directional changes on the track or trail.

Key Features:

• 120 chain pitch, 40-tooth rear sprocket
• 100% CNC manufactured in the USA from high-grade aluminum alloy
• Silver anodized finish for corrosion resistance and lasting appearance
• Vortex patented saber tooth groove design increases sprocket longevity
• Lightening holes reduce rotating mass for improved performance
• Engineered to achieve maximum lightness and strength
• Tested with direct feedback from top professional race teams worldwide

Vortex Racing has been a trusted name in motorcycle racing components for over 15 years, supplying parts for Motocross, Supercross, Road Racing, and Flat Track Racing. The 12040 rear sprocket is a direct upgrade for riders looking to shed unsprung weight and sharpen drivetrain response.