Servo Synchro SS 75W-80 is a gear lubricant of a high-quality type. It is formulated with chosen base stocks to provide excellent service to the gear boxes and transaxle. It is recommended for synchromesh manual gear boxes and transaxle. This oil provides extended intervals for oil change making it best suitable for vehicles covering extra-long distances before going for an oil change. It is known to have best characteristics of smooth shifting so to prevent against damage caused to it by the abrupt start and stop of the engine. This lubricant along with the characteristics of a great oxidation stability also provides protection against wear. This gear lubricant is specifically used for manual gear boxes and transaxle with synchronised shifting mechanism.