齿轮配置

Bicycle chainring icon for front gear configuration in gear ratio calculator

牙盘配置

设置牙盘数量和齿数

Bicycle cassette cogs icon for rear gear configuration in gear ratio calculator

飞轮配置

设置飞轮数量和齿数

Bicycle wheel and tire configuration icon for gear ratio calculator

车轮设置

配置车轮尺寸、轮胎尺寸

mm
700mm + 25mm×2 = 750mm

收藏的配置

齿轮比对比表

单位:
当前配置
齿轮组合 齿轮比 踏频速度对比
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
50-11T 4.55
28.8
31.7
34.5
37.4
40.3
43.2
46.1
48.9
51.8
54.7
57.6
60.5
63.3
66.2
69.1
72.0
50-12T 4.17
26.4
29.0
31.7
34.3
36.9
39.6
42.2
44.9
47.5
50.1
52.8
55.4
58.1
60.7
63.3
66.0
50-13T 3.85
24.4
26.8
29.2
31.7
34.1
36.5
39.0
41.4
43.8
46.3
48.7
51.2
53.6
56.0
58.5
60.9
50-15T 3.33
21.1
23.2
25.3
27.4
29.6
31.7
33.8
35.9
38.0
40.1
42.2
44.3
46.4
48.6
50.7
52.8
50-17T 2.94
18.6
20.5
22.4
24.2
26.1
27.9
29.8
31.7
33.5
35.4
37.3
39.1
41.0
42.8
44.7
46.6
50-19T 2.63
16.7
18.3
20.0
21.7
23.3
25.0
26.7
28.3
30.0
31.7
33.3
35.0
36.7
38.3
40.0
41.7
50-21T 2.38
15.1
16.6
18.1
19.6
21.1
22.6
24.1
25.6
27.1
28.7
30.2
31.7
33.2
34.7
36.2
37.7
50-24T 2.08
13.2
14.5
15.8
17.2
18.5
19.8
21.1
22.4
23.8
25.1
26.4
27.7
29.0
30.3
31.7
33.0
50-28T 1.79
11.3
12.4
13.6
14.7
15.8
17.0
18.1
19.2
20.4
21.5
22.6
23.8
24.9
26.0
27.1
28.3
50-32T 1.56
9.9
10.9
11.9
12.9
13.9
14.8
15.8
16.8
17.8
18.8
19.8
20.8
21.8
22.8
23.8
24.7
34-11T 3.09
19.6
21.5
23.5
25.4
27.4
29.4
31.3
33.3
35.2
37.2
39.2
41.1
43.1
45.0
47.0
48.9
34-12T 2.83
17.9
19.7
21.5
23.3
25.1
26.9
28.7
30.5
32.3
34.1
35.9
37.7
39.5
41.3
43.1
44.9
34-13T 2.62
16.6
18.2
19.9
21.5
23.2
24.8
26.5
28.2
29.8
31.5
33.1
34.8
36.4
38.1
39.8
41.4
34-15T 2.27
14.4
15.8
17.2
18.7
20.1
21.5
23.0
24.4
25.8
27.3
28.7
30.1
31.6
33.0
34.5
35.9
34-17T 2.00
12.7
13.9
15.2
16.5
17.7
19.0
20.3
21.5
22.8
24.1
25.3
26.6
27.9
29.1
30.4
31.7
34-19T 1.79
11.3
12.5
13.6
14.7
15.9
17.0
18.1
19.3
20.4
21.5
22.7
23.8
24.9
26.1
27.2
28.3
34-21T 1.62
10.3
11.3
12.3
13.3
14.4
15.4
16.4
17.4
18.5
19.5
20.5
21.5
22.6
23.6
24.6
25.6
34-24T 1.42
9.0
9.9
10.8
11.7
12.6
13.5
14.4
15.3
16.2
17.0
17.9
18.8
19.7
20.6
21.5
22.4
34-28T 1.21
7.7
8.5
9.2
10.0
10.8
11.5
12.3
13.1
13.8
14.6
15.4
16.2
16.9
17.7
18.5
19.2
34-32T 1.06
6.7
7.4
8.1
8.7
9.4
10.1
10.8
11.4
12.1
12.8
13.5
14.1
14.8
15.5
16.2
16.8
低速档 (<20 km/h)
中速档 (20-35 km/h)
高速档 (35-50 km/h)
极速档 (>50 km/h)
表格说明：表格显示不同牙盘-飞轮组合在各踏频下的速度。计算包含车轮尺寸和轮胎厚度，轮胎越宽实际轮径越大，速度相应增加。颜色编码帮助快速识别不同速度范围的档位。齿轮比 = 牙盘齿数 ÷ 飞轮齿数，数值越大速度越快。每个单元格上方显示速度，下方显示齿轮比。踏频固定为50-125 RPM，每5 RPM展示。

齿比知识

了解自行车齿轮比和骑行性能