Vortex 840CKV4-45 VTX Aluminum Rear Sprocket Chain Pitch Sprockets - 45T 840

The Vortex 840CKV4-45 is a 45-tooth VTX series aluminum rear sprocket designed for high-performance motorcycle applications using an 840 chain pitch. Engineered by Vortex Racing, a trusted name in motorsport drivetrain components, this sprocket delivers an ideal balance of lightweight construction and durability for track and street performance riding.

Manufactured from high-grade 7075-T6 aluminum alloy, the VTX sprocket features hard anodizing for improved wear resistance and corrosion protection, extending service life even under demanding race conditions. Precision CNC machining ensures exact tooth geometry and consistent chain engagement for smooth, reliable power transfer.

Key Features:

• 45-tooth rear sprocket for optimized gear ratio tuning
• 840 chain pitch compatibility
• CKV4 bolt pattern for proper hub fitment
• Lightweight 7075-T6 aluminum construction reduces unsprung weight
• Hard anodized finish for enhanced durability and corrosion resistance
• Precision CNC machined for exact tolerances and smooth chain engagement
• Vortex Racing quality — trusted by professional and amateur racers worldwide

The Vortex VTX aluminum rear sprocket is an excellent upgrade or direct replacement for riders looking to fine-tune their motorcycle's acceleration and top-speed characteristics through sprocket ratio changes. Always verify chain pitch, bolt pattern, and hub compatibility before installation.