Vortex 829KV4-40 VTX Aluminum Rear Sprocket 40-Tooth

The Vortex 829KV4-40 is a 40-tooth aluminum rear sprocket engineered for performance riders who demand precision, durability, and weight savings. Part of Vortex's proven VTX sprocket lineup, this sprocket is built to exacting standards in the USA and delivers a measurable improvement in drivetrain efficiency over heavier stock steel alternatives.

Key Features:

• Lightweight aluminum construction — reduces rotating mass for improved throttle response and acceleration
• 100% CNC manufactured in the USA — precision machined to tight tolerances for consistent performance
• Specially formulated alloy per Vortex specifications for an optimal balance of strength and weight
• Silver anodized finish — resists corrosion and provides a bright, clean appearance
• Unique tooth design — engineered to increase sprocket longevity and reduce chain wear
• 40-tooth rear sprocket — supports tuning of final drive ratio for acceleration or top speed

Vortex Racing sprockets are a top choice among road racers, track day enthusiasts, and performance street riders. The 829KV4-40 is designed to deliver reliable power transfer lap after lap, or mile after mile, with the precision only USA-made CNC machining can provide.