Vortex 642CZOV4-43 VTX Aluminum Rear Sprocket 43T

The Vortex 642CZOV4-43 is a 43-tooth aluminum rear sprocket built to Vortex Racing's exacting standards for performance street and track riders. Machined from a specially formulated aerospace-grade aluminum alloy, this sprocket delivers an exceptional balance of low weight and high durability for demanding riding conditions.

Key Features:

• 100% CNC machined in the USA — manufactured to the tightest tolerances for precise chain engagement
• 7075 T6 billet aluminum construction — reduces rotating mass for improved acceleration, deceleration, and directional response
• Specially formulated alloy per Vortex specifications — engineered for strength-to-weight performance
• Silver anodized finish — corrosion-resistant coating for long-lasting appearance and protection
• Patented unique tooth design — increases sprocket longevity and promotes smooth chain engagement
• Gunk-clearing grooves between teeth — help expel debris to keep the drivetrain running cleanly
• 43 teeth — optimized tooth count for a broad range of performance applications

Vortex Racing has been a trusted name in motorcycle racing components since 1995, supplying professional race teams worldwide with components proven on the track. The 642CZOV4-43 rear sprocket is a direct-fit, high-performance upgrade over OEM sprockets for riders seeking reduced unsprung weight and enhanced drivetrain efficiency.