Vortex 427KV4-42 VTX Aluminum Rear Sprocket 42T

The Vortex 427KV4-42 is a 42-tooth VTX series aluminum rear sprocket designed as a direct-fit replacement or performance upgrade for compatible motorcycles. Machined from high-grade 7075-T6 aluminum alloy, this sprocket delivers an excellent balance of lightweight performance and durability on both street and track applications.

Key Features:

• Material: Lightweight 7075-T6 aluminum construction reduces unsprung rotational mass
• Tooth Count: 42 teeth for optimized gear ratio tuning
• Series: VTX series — Vortex's proven performance sprocket line
• Hard anodized finish for increased surface hardness and corrosion resistance
• CNC machined to tight tolerances for precise chain engagement and smooth power delivery
• Direct bolt-on fitment — no modifications required
• Compatible with 427-pitch chain (520 pitch)

Vortex Racing is a trusted name in the powersports industry, supplying sprockets to professional race teams and performance riders worldwide. The 427KV4-42 rear sprocket is an ideal choice for riders looking to fine-tune their motorcycle's acceleration and overall drive ratio without adding unnecessary weight.