• Thickness > 75W90, low fluid friction like ATF
• Used in low-power dog-ring racing transaxles with moderate to low load, qualifying, etc
• Offers low drag/high protection
• Low viscosity, cushions gear teeth under extreme pressure
• Helps to prevent tooth breakage, resists throw-off
• Avoid use with pumps, coolers, & filters
• For wet sump transmissions & differentials with splash lubrication