84*161*17.8/20.6 Rear Wheel Oil Seal For FAW Truck Replace OE:3104055A377 Anti-Leak Anti-Mud Heavy-Duty Wheel Hub Oil Seal

84*161*17.8/20.6 oil seal is specially designed for the rear axle outer housing of FAW and Auman trucks, perfectly matching OE part 3104055A377 for direct and hassle-free installation. It effectively eliminates oil leakage caused by rigid contact fit. Formulated with upgraded wear and tear resistance, it withstands high-speed rotation and severe vibration at the rear wheel end, maintaining stable sealing performance during long-distance transportation. Specially engineered for rear wheel outer protection, it reliably blocks road mud, water and sand ingress, greatly prolonging the service life of wheel hubs and hub reducers.