Vortex 405ZR-45 Aluminum Rear Sprocket 45-Tooth 520-Pitch

The Vortex 405ZR-45 is a high-performance aluminum rear sprocket designed for serious riders who demand precision engineering and weight savings. This 45-tooth sprocket features 520 chain pitch and is part of Vortex's CAT5 series, utilizing their patented design with color anodizing that highlights the sweeps and grooves while leaving teeth with bright silver machined accents for a distinctive appearance.

Key Features:

• 45-tooth configuration with 520 chain pitch
• Lightweight CAT5 aluminum construction reduces rotating mass for improved acceleration
• 100% CNC manufactured in the USA to the tightest tolerances
• Specially formulated 7075-T6 aluminum alloy per Vortex specifications
• Unique tooth design with saber tooth grooves increases sprocket longevity
• Color anodized finish with contrasting silver machine cuts
• Precision manufacturing ensures concentricity and durability
• Lightening holes further reduce weight without compromising strength

Vortex Racing sprockets are the choice of professional race teams worldwide, offering race-proven performance with CNC precision that rivals the lifespan of steel sprockets while delivering the weight advantage of aluminum. The patented tooth design and groove pattern helps clear debris and extends wear life, making this sprocket ideal for both track and street applications.