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| XL同步轮 | ||||||
| XL同步轮节距：5.08MM | ||||||
| 规格 | 齿数 | 节径 d | 外径 do | 档边直径 df | 档边内径 db | 档边厚度 h |
| 10XL | 10 | 16.17 | 15.66 | 22 | 11 | 1 |
| 11XL | 11 | 17.79 | 17.28 | 22 | 11 | 1 |
| 12XL | 12 | 19.4 | 18.9 | 25 | 15 | 1 |
| 13XL | 13 | 21.02 | 20.51 | 25 | 15 | 1 |
| 14XL | 14 | 22.64 | 22.13 | 26 | 17 | 1 |
| 15XL | 15 | 24.26 | 23.75 | 29 | 19 | 1 |
| 16XL | 16 | 25.87 | 25.36 | 29 | 21 | 1 |
| 17XL | 17 | 27.49 | 26.98 | 32 | 21 | 1 |
| 18XL | 18 | 29.11 | 28.6 | 32 | 21 | 1 |
| 19XL | 19 | 30.72 | 30.22 | 34.5 | 24.5 | 1 |
| 20XL | 20 | 32.34 | 31.83 | 37.8 | 28 | 1 |
| 21XL | 21 | 33.96 | 33.45 | 37.8 | 28 | 1 |
| 22XL | 22 | 35.57 | 35.07 | 40 | 27 | 1 |
| 23XL | 23 | 37.19 | 36.68 | 40 | 27 | 1 |
| 24XL | 24 | 38.81 | 38.3 | 44 | 32 | 1 |
| 25XL | 25 | 40.43 | 39.92 | 44 | 32 | 1 |
| 26XL | 26 | 42.04 | 41.43 | 49 | 29 | 1 |
| 27XL | 27 | 43.66 | 43.15 | 48 | 38 | 1 |
| 28XL | 28 | 45.28 | 44.77 | 48 | 38 | 1 |
| 30XL | 30 | 48.51 | 48 | 51 | 36 | 1.2 |
| 32XL | 32 | 51.74 | 51.24 | 61 | 45 | 1.2 |
| 34XL | 34 | 54.97 | 54.47 | 61 | 45 | 1.2 |
| 36XL | 36 | 58.21 | 57.7 | 61 | 45 | 1.2 |
| 38XL | 38 | 61.45 | 60.94 | 64 | 48 | 1.2 |
| 40XL | 40 | 64.68 | 64.17 | 69 | 54 | 1.2 |
| 42XL | 42 | 67.91 | 67.41 | 73 | 55 | 1.2 |
| 44XL | 44 | 71.15 | 70.64 | 78 | 58 | 1.2 |
| 46XL | 46 | 74.38 | 73.87 | 78 | 58 | 1.2 |
| 48XL | 48 | 77.62 | 77.11 | 84 | 64 | 1.2 |
| 50XL | 50 | 80.85 | 80.34 | 90 | 70 | 1.2 |
| 60XL | 60 | 97.02 | 96.51 | 102 | 83 | 1.2 |
| 72XL | 72 | 116.43 | 115.92 | 123 | 103 | 1.2 |
铝质同步轮
