BEL-RAY THUMPER GEAR SAVER TRANSMISSION OIL 1L. For air-cooled/liquid-cooled, 4T engines with wet clutches. Wear protection extends clutch life. Maximum clutch performance and smooth shifting. Formulated for motorcycle racing transmissions.
Bought this particular oil asit is recommended for my bike by one of the top experts on that brand of bike. Its been one of the top oils for at least 40 yrs that I know of.