Machined from billet rounds of 1045, these stock replacements are toughest pulleys available on the market. With lightening holes added to help reduce rotating mass, and a maximized cross section reach the balance between strength and weight reduction, they are a step above the mass produced stock units. Available in the following tooth counts.
These pulleys are made from a solid chunk of steel and are 23% lighter than the stock cast iron piece. We recommend long life pulleys for performance applications where 100,000 mile+ pulley life is required. Designed for long distance touring applications with mild to moderate engine performance upgrades.