An exceptionally high performance 100% synthetic transmission oil with ESTER

Engineered for use in 4, 5, or 6-speed transmissions

API GL-5 rated, extreme pressure lubricant for helical or straight-cut gears

Ideally made to handle the high temperatures and shock loads found in Big Twin transmissions

Propriety molecular bonding technology enables the oil to cling to metal parts under extreme conditions

Provides a protective film that increases lubricity, reduces wear, and extends the life of gears and bearings while reducing drag and provides quieter, smoother shifting.