| RIMS AND VALVES |
| Valves |
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| Drop centre rims |
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| Dimensions (mm) |
| Rim | |
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| A | G ± 1 | H min | ||
| 2.50 A | 63,5 | ± 1 | 11,1 | 12,0 |
| 2.50 C | 63,5 | 16,0 | 13,5 | |
| 3.00 D | 76,0 | 18,0 | 18,0 | |
| 3.50 D | 89,0 | 18,0 | 18,0 | |
| 4 J | 101,5 | 17,3 | 17,3 | |
| 4.00 E | 101,6 | ± 2 | 20,0 | 19,0 |
| 4.25 | 107,9 | 18,0 | 27,0 | |
| 4.50 E | 114,3 | 20,0 | 23,0 | |
| 4 1/2 J | 114,3 | 17,3 | 17,3 | |
| 5 J | 127,0 | 17,3 | 17,3 | |
| 5 JA | 127,0 | 16,0 | 19,0 | |
| 5.00 F | 127,0 | 22,5 | 26,0 | |
| 5.375 I | 136,5 | 16,0 | 22,0 | |
| 5.50 F | 139,7 | 22,5 | 26,0 | |
| 5 1/2 J | 139,7 | ± 1 | 17,3 | 17,3 |
| 6.00 F | 152,4 | ± 2.5 | 22,5 | 26,0 |
| 7.00 | 177,8 | 20,5 | 31,0 | |
| 7.00 I | 178,0 | 16,0 | 22,0 | |
| 7 JA | 178,0 | 16,0 | 19,0 | |
| 9.00 | 228,6 | 19,0 | 34,0 | |
| 9 | 228,6 | 25,5 | 31,0 | |
| 11 | 279,4 | 25,5 | 31,0 | |
| 12 | 305,0 | 25,5 | 31,0 | |
| 13.00 | 330,2 | 19,0 | 31,0 | |
| 13.0 | 330,0 | 25,5 | 44,0 | |
| 13 | 330,2 | 25,5 | 31,0 | |
| 14 | 355,6 | ± 5 | 25,5 | 31,0 |
| 16.00 | 406,5 | 19,0 | 31,0 | |
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| Diameters | |
| Nominal rim diameter | Diameter D mm. |
| 8" | 202,4 |
| 10" | 253,2 |
| 12" | 304.0 (°) |
| 14" | 354,8 |
| 15" | 380,2 |
| 15.3" | 388,3 |
| 16" | 405,6 |
| 17" | 436,6 |
| 18" | 462,0 |
| 19" | 487,4 |
| 20" | 512,8 |
| 21" | 538,2 |
| 23" | 584,6 |
| 24" | 614,4 |
| 30" | 766,8 |
| 36" | 919,2 |
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