RIMS AND VALVES

W and DW Rims

Drop centre rims

Divided rims/
flat base rims

Rims with 5° bead seats
and detachable flange

AG 15° drop centre rims

Tyres/Rims

Measuring
of Twin Wheels

Valves

Drop centre rims

   Dimensions (mm)
Rim
  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
  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


(°) For 7.00 and 9.00 rims diameter D = 305.6

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