Unlike passenger cars where the engine, clutch, and gearbox use separate fluid reservoirs, 4-stroke motorcycles utilize a shared 'wet clutch' sump. Using standard passenger car motor oil containing friction modifiers will cause severe clutch plate slippage, power loss during hard acceleration, and premature clutch burnout in stop-and-go Dhaka city traffic.

JASO MA2 is the highest friction classification standard established by the Japanese Automotive Standards Organization. SINOPEC Justar 4T 10W-40 and 20W-50 motorcycle oils are engineered with precision friction characteristics that provide instant clutch engagement, crisp gear shifts, and robust thermal protection for air-cooled single-cylinder engines running above 110°C in midday jams.

Whether you ride a daily commuter 125cc/150cc bike or a high-revving liquid-cooled sports motorcycle (like the Yamaha R15 or Suzuki Gixxer), using certified JASO MA2 synthetic lubricant guarantees maximum torque transfer and protects gear teeth from extreme pitting under aggressive acceleration.

Unlike passenger cars where the engine, clutch, and gearbox use separate fluid reservoirs, 4-stroke motorcycles utilize a shared 'wet clutch' sump. Using standard passenger car motor oil containing friction modifiers will cause severe clutch plate slippage, power loss during hard acceleration, and premature clutch burnout in stop-and-go Dhaka city traffic.

JASO MA2 is the highest friction classification standard established by the Japanese Automotive Standards Organization. SINOPEC Justar 4T 10W-40 and 20W-50 motorcycle oils are engineered with precision friction characteristics that provide instant clutch engagement, crisp gear shifts, and robust thermal protection for air-cooled single-cylinder engines running above 110°C in midday jams.

Whether you ride a daily commuter 125cc/150cc bike or a high-revving liquid-cooled sports motorcycle (like the Yamaha R15 or Suzuki Gixxer), using certified JASO MA2 synthetic lubricant guarantees maximum torque transfer and protects gear teeth from extreme pitting under aggressive acceleration.