| 轴承型号 | 尺寸(mm) | |||
| d | D | C | B | |
| MG45R2-4M1 | 45 | 81.8 | 25 | 17 | MG45R2-6M11 | 45 | 74.8 | 21 | 17.2 |
| MG45R2-7M11 | 45 | 81.8 | 25 | 17.2 | MG50R2-1M1 | 50 | 110 | 30 | 32 |
| MG50R2-3M11 | 50 | 90.8 | 27 | 20 | MG50R2-4 | 50 | 150 | 61 | 63 |
| MG50R2-5M11 | 50 | 90.8 | 27 | 20 | MG50R2-8T | 50 | 123 | 34 | 27 |
| MG50R2-9M1 | 50 | 130 | 63 | 65 | MG52R2-1M1 | 52 | 110.5 | 32 | 26.15 |
| MG55R2-1 | 55 | 110 | 26 | 26 | MG55R2-2M1 | 55 | 110 | 26 | 26 |
轮毂轴承的主要作用是承重和为轮毂的转动提供精确引导，它既承受轴向载荷又承受径向载荷，是汽车上一个非常重要的零部件 。
