COURONNE ARRIERE (YAMAHA)

Front sprocket:

• Ultralight - with drilled holes for lower weight.
• Highest Quality of hardened steel. 
• CNC machined. 
• Extra 57-60 HRC treatment for extra strength.

Rear sprocket:

• CAD-designed and CNC machined using state-of-the-art technology.
• Optimized for maximum strength and lowest weight.
• Aviation grade 7075-T6 aluminum alloy, the best material available.
• Self-cleaning grooves between each tooth to prevent mud build-up.
• Colour anodized coated surface for extra durability.