Vortex 615B-66 Steel Rear Sprocket 66-Tooth Black

The Vortex 615B-66 is a high-performance 66-tooth steel rear sprocket designed for motorcycle applications requiring custom gearing ratios. This oversized sprocket is particularly popular in stunt riding and wheelie applications, where larger rear sprockets provide increased low-end torque and easier power control.

Key Features:

• 66-tooth count for maximum torque multiplication
• Carbon steel construction to Vortex specifications for strength and durability
• Black electro-plated finish prevents corrosion
• Patented tooth design increases sprocket longevity
• CNC manufactured in the USA for precision fitment
• Designed for 520 or 530 pitch chains depending on application

Vortex Racing sprockets are precision-engineered components trusted by professional racers and performance riders. The unique tooth profile design reduces wear and extends service life compared to standard sprockets. This 66-tooth configuration is ideal for riders seeking quick acceleration and enhanced low-speed control.