Primary Chaincase Lubricant

Bel-Ray® Primary Chaincase Lubricant is specifically designed for the primary chaincase of all Big Twin model motorcycles equipped with a wet diaphragm spring clutch from 1984 to present. It delivers all-weather clutch performance while providing maximum wear protection for the primary chain and cog set. 

Primary Chaincase Lubricant meets or exceeds V-Twin requirements and WILL NOT void warrantees. When combined with Big Twin Transmission Oil it provides complete drive train protection and unbeatable performance for all stock and modified Big Twins. 

• Provides smooth, positive clutch hot-up without slipping or shudder in all service conditions from around-town cruising to aggressive drag race launches
• Exclusive Bel-Ray anti-wear chemistry reduces primary drive chain stretch and cog wear to extend primary drive service life
• High Viscosity Index formulation provides dependable performance from sub-freezing to tropical conditions

Sizes & Viscosities

SAE 80W

Video

PDS/SDS

PDS Primary Chaincase Lubricant SDS Primary Chaincase Lubricant