Vortex 829KV4-42 VTX Aluminum Rear Sprocket 42-Tooth

The Vortex 829KV4-42 is a high-performance aluminum rear sprocket from Vortex Racing's VTX series, engineered for riders who demand lightweight strength and precision fitment. Vortex sprockets are a trusted choice in both street and motorsport applications, known for their exacting tolerances and durable construction.

Key Features:

• 42-Tooth rear sprocket for optimized gear ratio and acceleration tuning
• Precision-cut from high-strength 7075 or 6061 aluminum alloy for an excellent strength-to-weight ratio
• Hard anodized finish for improved wear resistance and corrosion protection
• CNC-machined to tight tolerances for smooth, consistent chain engagement
• Lightweight design reduces unsprung rotational mass for improved handling response
• Direct OEM-replacement fitment — no modifications required
• Compatible with standard 520 or 525 chain pitch (verify with fitment guide)

The Vortex VTX series rear sprocket is an ideal upgrade over stock steel sprockets, offering significant weight savings without sacrificing durability. Whether used for daily street riding or track day performance, the 829KV4-42 delivers reliable power transfer and long service life.