... -1425mm Detailed Product Description1The material of the drift oil seal ring is a special chrome molybdenum cast iron, the content of ... )Japan bulldozer (KOMATSU): D50, D60, D80, D85, D155, D355American bulldozer (CATERPILLAR): D58, D60, D7G, D8K, D9L, D10H;(3)Germany hydraulic excavator ...