Vortex 526AZRV4-45 CAT5 Aluminum Rear Sprocket 525 Pitch 45-Tooth

The Vortex 526AZRV4-45 is a CAT5 aluminum rear sprocket featuring a 525 pitch chain compatibility and 45 teeth. Engineered for performance-oriented riders, this sprocket delivers significant weight savings over OEM steel units, reducing rotating mass for improved acceleration and throttle response.

Key Features:

• Lightweight CAT5 aluminum construction — significantly lighter than stock steel sprockets, reducing unsprung and rotating mass
• 100% CNC machined in the USA from specially formulated 7075 aluminum alloy per Vortex specifications
• Vortex patented tooth design — saber-tooth grooves for increased sprocket longevity and smooth chain engagement
• Color anodized finish with contrasting silver CNC-machined highlights for an aggressive, race-ready appearance
• 525 pitch — compatible with 525-series drive chains
• 45-tooth rear sprocket — bolt-on fitment for supported applications

Vortex sprockets are the trusted choice in professional motorcycle road racing and have been proven at the highest levels of motorsport. The 526AZRV4-45 offers a direct performance upgrade for riders looking to reduce drivetrain weight while maintaining the durability required for both street and track use.