The GB20 gearboxes are used for slashers with a diameter cut of up to 1.6 meters. The boxes have a ratio of 1.93:1 increasing and is capable of 45hp at 540rpm input. The blade mounting hub is fitted with a seal protector to help prevent grass, wire or any other objects from penetrating the oil seal. The input shaft and bevel gear are coupled together by means of involute splines.
Mobilube HD Plus
Download PDF: GB20