311-1298 Sleeve Bearing Cartridge is a genuine CAT bogie pin assembly for D8 and D9 track-type dozers. Its sealed, permanently lubricated design reduces maintenance, supports heavy loads, and helps extend undercarriage service life in demanding construction and mining applications.
The CAT 311-1298 Sleeve Bearing Cartridge is a genuine replacement bogie pin assembly designed for Caterpillar track-type dozers, including D8 and D9 series models. Engineered with a sealed and permanently lubricated structure, it helps reduce routine maintenance while delivering reliable load support under harsh working conditions. This integrated unit combines the bearing, pin, seals, and lubricant into one durable assembly, improving installation efficiency and minimizing wear. Widely used in demanding mining and construction environments, the 311-1298 cartridge is an ideal solution for maintaining undercarriage stability, extending service life, and supporting machine uptime with dependable OEM-quality performance.
