TRANSMISSION & PRIMARY OIL - FORMULA+ (1LT)

Developed with a proprietary mineral basestock formula and TESTED-CERTIFIED by Harley-Davidson Motor Company , Formula+ is blended to provide lubricity for the anti-wear requirements of transmission gears. TESTED-CERTIFIED Extended Service intervals listed below.

• Primary Chaincase: `84-later Big Twin models with wet-type diaphragm spring clutch. Every 10 , 000 miles , or prior to winter or extended storage periods

• Transmission: All Big Twin models. Every 20 , 000 miles , or prior to winter or extended storage periods

• Primary/Transmission: `71-later XL and `83-`84 XR1000 models. Every 10 , 000 miles , or prior to winter or extended storage periods

• Formulated to maintain the coefficient of friction for proper clutch operation and provide adequate lubrication to the primary chain

• Approved for use in all stages of transmission and primary chaincase life

• Not for use in the crankcase as a motor oil