Water pump bearing WB1730075 1.water pump bearing K 30MM 2.water pump bearing L 23MM 3.water pump bearing A 75MM 4.WR, WB Auto Water pump bearing WB1730075 Water pump bearing Specifications: 1) Water pump Bearing type: WB17300752) K 30, L 23, A 75, C,38, D,17.23) Shield/closure: 2RS/ ZZ4) Ball-Ball type, Ball-Roller type5) Tolerance: ABEC-1 (P0), ABEC-3 (P6),ABEC-5(P5)6) Vibration and Noise level ...