Primary Chaincase Lubricant is premium motorcycle oil specially formulated for the primary chaincase of all big twin motorcycles. Ideally suited to stand up to high pressures, its exclusive Bel-Ray antiwear chemistry ensures long service life for the primary chain. Superior oxidation protection for extended performance, and prevents clutch slipping and chatter for consistent engagement. Distinctive red color makes it easier to detect leaks in multiple lubrication cavity engines.

• Formulated for primary chains and wet clutches
• Wear protection extends primary chain life and protects gears from wear
• For Big Twin, air-cooled / liquid-cooled for primary chaincases