Conversion table with the old markings in inches and the designations according to the new standard for agricultural tires
In this table you will find the correspondence between the old and new markings as well as the different tire widths that can be mounted on the same rim.
95, 90, 85, 80 SERIES
|
ETRTO |
RIM- ∅ |
TIRE DIMENSIONS |
|||||
|
Customs |
95 series |
90s series |
85 series |
80s series |
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|
350 |
16 |
6.00-16 |
210/80R16 |
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|
390 |
16 |
7.50-16 |
250/80R16 |
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|
410 |
18 |
7.50-18 |
250/80R18 |
||||
|
450 |
20 |
9.5-20 |
260/80R20 |
||||
|
475 |
20 |
11:2-20 |
280/85R20 |
||||
|
500 |
20 |
12:4-20 |
320/85R20 |
340/80R20 |
|||
|
500 |
24 |
9.5-24 |
240/85R24 |
250/85R24 |
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|
525 |
24 |
11:2-24 |
280/85R24 |
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|
550 |
24 |
12:4-24 |
320/85R24 |
||||
|
550 |
28 |
9.5-28 |
240/85R28 |
250/85R28 |
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|
575 |
24 |
13:6-24 |
340/85R24 |
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|
575 |
28 |
11:2-28 |
280/85R28 |
320/70R28 |
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|
575 |
32 |
8:3-32 |
210/95R32 |
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|
600 |
24 |
14:9-24 |
380/85R24 |
420/70R24 |
460/70R24 |
||
|
600 |
28 |
12:4-28 |
320/85R28 |
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|
600 |
32 |
9.5-32 |
230/95R32 |
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|
625 |
24 |
16:9-24 |
420/85R24 |
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|
625 |
28 |
13:6-28 |
340/85R28 |
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|
625 |
32 |
270/95R32 |
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|
625 |
36 |
8:3-36 |
210/95R36 |
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|
650 |
28 |
14:9-28 |
230/95R32 |
380/85R28 |
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|
650 |
32 |
12.4-32 |
320/85R32 |
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|
650 |
36 |
9.5-36 |
230/95R36 |
270/80R36 |
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|
650 |
40 |
7.2-40 |
180/95R40 |
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|
675 |
28 |
16:9-28 |
420/85R28 |
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|
675 |
30 |
14.9-30 |
380/85R30 |
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|
675 |
32 |
320/90R32 |
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|
675 |
34 |
320/85R34 |
|||||
|
675 |
36 |
11:2-36 |
270/95R36 |
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|
675 |
38 |
9.5-38 |
230/95R38 |
||||
|
700 |
30 |
16.9-30 |
420/85R30 |
||||
|
700 |
36 |
12:4-36 |
320/85R36 |
||||
|
700 |
38 |
11:2-38 |
210/95R36 |
270/95R38 |
290/90R38 |
||
|
700 |
40 |
230/95R40 |
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|
750 |
26 |
23:1-26 |
28L26 |
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|
750 |
34 |
16:9-34 |
420/85R34 |
||||
|
750 |
38 |
13:6-38 |
15.5-38 |
340/85R38 |
|||
|
750 |
42 |
11:2-42 |
270/95R42 |
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|
750 |
44 |
9.5-44 |
230/95R44 |
||||
|
775 |
34 |
18:4-34 |
460/85R34 |
||||
|
775 |
38 |
14:9-38 |
380/85R38 |
||||
|
775 |
42 |
12:4-42 |
230/95R44 |
300/95R42 |
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|
775 |
44 |
270/95R44 |
|||||
|
800 |
30 |
23:1-30 |
230/95R44 |
||||
|
800 |
38 |
16:9-38 |
420/85R38 |
||||
|
800 |
42 |
320/90R42 |
|||||
|
800 |
46 |
270/90R46 |
|||||
|
800 |
48 |
9.5-48 |
230/95R48 |
||||
|
825 |
34 |
20:8-34 |
23:1-34 |
||||
|
825 |
38 |
18:4-38 |
460/85R38 |
||||
|
825 |
46 |
12:4-46 |
270/95R46 300/95R46 |
320/90R46 |
|||
|
825 |
48 |
270/95R48 |
|||||
|
825 |
50 |
270/85R50 |
|||||
|
875 |
32 |
30.5LR32 |
|||||
|
875 |
38 |
20:8-38 |
520/85R38 |
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|
875 |
42 |
18:4-42 |
460/85R42 |
480/80R42 |
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|
875 |
46 |
380/90R46 |
420/80R46 |
||||
|
875 |
48 |
13:6-48 |
340/85R48 |
||||
|
875 |
50 |
300/95R50 |
300/90R50 320/90R50 |
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|
925 |
32 |
680/85R32 |
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|
925 |
42 |
20:8-42 |
520/85R42 |
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|
925 |
46 |
18:4-46 |
460/85R46 |
||||
|
925 |
52 |
300/95R52 |
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|
925 |
54 |
270/95R54 |
320/90R54 |
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|
975 |
38 |
650/85R38 |
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|
975 |
46 |
20:8-46 |
520/85R46 |
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|
975 |
50 |
480/80R50 |
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|
1025 |
38 |
710/85R38 |
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75, 70, 65 SERIES
|
ETRTO |
RIM- ∅ |
TIRE DIMENSIONS |
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|
Customs |
75 series |
70s series |
65 series |
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|
330 |
16 |
200/70R16 |
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|
340 |
16 |
240/65R16 |
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|
350 |
16 |
6.00-16 |
240/70R16 |
260/65R16 |
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|
360 |
16 |
6.50-16 |
260/70R16 |
280/65R16 |
|||
|
390 |
16 |
7.50-16 |
280/70R16 |
300/65R16 |
320/65R16 |
||
|
390 |
18 |
260/70R18 |
|||||
|
400 |
16 |
300/70R16 |
|||||
|
410 |
18 |
7.50-18 |
280/70R18 |
300/65R18 |
320/65R18 |
||
|
410 |
20 |
260/70R20 |
|||||
|
425 |
18 |
10.5/80-18 |
300/70R18 |
340/65R18 |
|||
|
425 |
20 |
7.50-20 |
280/70R20 |
||||
|
450 |
20 |
9.5-20 |
300/70R20 |
340/65R20 |
|||
|
475 |
20 |
11:2-20 |
320/70R20 |
||||
|
500 |
20 |
12:4-20 |
340/75R20 |
360/70R20 |
420/65R20 |
||
|
500 |
24 |
9.5-24 |
300/70R24 |
||||
|
525 |
20 |
13:6-20 |
380/75R20 |
380/70R20 |
440/65R20 |
||
|
525 |
24 |
11:2-24 |
320/70R24 |
||||
|
550 |
24 |
12:4-24 |
360/70R24 |
420/65R24 |
|||
|
550 |
28 |
9.5-28 |
340/65R28 |
||||
|
575 |
24 |
13:6-24 |
380/70R24 |
400/70R24 |
440/65R24 |
||
|
600 |
24 |
14:9-24 |
480/65R24 |
||||
|
600 |
26.5 |
||||||
|
600 |
28 |
12:4-28 |
360/70R28 |
420/65R28 |
|||
|
600 |
32 |
9.5-32 |
270/75R32 |
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|
625 |
24 |
16:9-24 |
480/70R24 |
540/65R24 |
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|
625 |
26.5 |
||||||
|
625 |
28 |
13:6-28 |
380/70R28 |
440/65R28 |
|||
|
650 |
26 |
16:9-26 |
480/70R26 |
540/65R26 |
|||
|
650 |
28 |
14:9-28 |
420/75R28 |
420/70R28 |
480/65R28 |
||
|
675 |
26 |
18:4-26 |
520/70R26 |
580/70R26 |
|||
|
675 |
28 |
16:9-28 |
480/70R28 |
540/65R28 |
|||
|
675 |
30 |
14.9-30 |
420/70R30 |
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|
675 |
30.5 |
||||||
|
700 |
26 |
||||||
|
700 |
26.5 |
||||||
|
700 |
28 |
18:4-28 |
540/75R28 |
600/65R2 |
|||
|
700 |
30 |
16.9-30 |
480/75R30 |
480/70R30 |
540/65R30 |
||
|
700 |
30.5 |
600/60-30.5 |
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|
750 |
26 |
23:1-26 |
620/75R26 |
650/75R26 |
750/65R26 |
||
|
750 |
28 |
620/70R28 |
|||||
|
750 |
30 |
600/70R30 |
|||||
|
750 |
32 |
600/65R32 |
|||||
|
750 |
34 |
16:9-34 |
480/70R34 |
500/70R34 |
540/65R34 |
||
|
750 |
38 |
400/75R38 |
|||||
|
775 |
30.5 |
||||||
|
775 |
34 |
18:4-34 |
520/75R34 |
520/70R34 |
540/70R34 |
600/65R34 |
|
|
800 |
30 |
23:1-30 |
620/75R30 |
650/70R30 |
710/65R30 |
||
|
800 |
34 |
540/75R34 |
600/70R34 |
||||
|
800 |
38 |
16:9-38 |
480/70R38 |
540/65R38 |
|||
|
825 |
30 |
650/75R30 |
|||||
|
825 |
32 |
24.5-32 |
650/75R32 |
680/70R32 |
|||
|
825 |
34 |
20:8-34 |
620/75R34 |
||||
|
825 |
38 |
18:4-38 |
520/70R38 |
600/65R38 |
|||
|
875 |
32 |
30.5LR32 |
680/75R32 |
800/65R32 |
|||
|
875 |
34 |
10650/75R3410 |
680/70R34 |
750/65R34 |
|||
|
875 |
38 |
20:8-38 |
580/70R38 |
620/70R38 |
650/65R38 |
710/65-38 |
|
|
875 |
42 |
18:4-42 |
600/65R42 |
||||
|
925 |
34 |
710/75R34 |
|||||
|
925 |
38 |
650/75R38 |
710/70R38 |
750/65-38 |
|||
|
925 |
42 |
20:8-42 |
580/70R42 |
620/70R42 |
650/65R42 |
||
|
975 |
32 |
||||||
|
975 |
34 |
||||||
|
975 |
38 |
800/70R38 |
|||||
|
975 |
42 |
710/70R42 |
850/65-42 |
||||
|
975 |
46 |
20:8-46 |
620/70R46 |
650/65R46 |
|||
|
1025 |
42 |
710/75R42 |
|||||
60, 55, 50, 45, 40 SERIES
|
ETRTO |
RIM- ∅ |
TIRE DIMENSIONS |
|||||
|
Customs |
60s series |
55 series |
50s series |
45 series |
40 series |
||
|
425 |
17.5 |
400/55-17.5 |
|||||
|
550 |
22.5 |
600/50-22.5 |
540/45-22.5 |
710/40-22.5 |
|||
|
550 |
26.5 |
400/60-26.5 |
|||||
|
600 |
26.5 |
500/60-26.5 |
|||||
|
625 |
26.5 |
600/55-26.5 |
710/45-26.5 |
||||
|
625 |
28 |
13:6-28 |
480/60R28 |
||||
|
650 |
28 |
14:9-28 |
520/60R28 |
||||
|
675 |
26 |
18:4-26 |
750/50R26 750/50-26.5 |
||||
|
675 |
28 |
16:9-28 |
600/60R28 |
||||
|
675 |
30.5 |
600/55-30.5 620/55-30.5 |
|||||
|
700 |
26 |
750/55R26 |
|||||
|
700 |
26.5 |
650/60-26.5 |
|||||
|
700 |
30 |
16.9-30 |
600/60R30 |
||||
|
700 |
30.5 |
750/45-30.5 |
|||||
|
750 |
25 |
1000/50R25 |
|||||
|
750 |
30 |
710/60R30 |
|||||
|
775 |
30.5 |
710/60-30.5 |
800/55-30.5 |
||||
|
775 |
34 |
18:4-34 |
710/55-34 |
800/50-34 |
|||
|
800 |
38 |
16:9-38 |
600/60R38 |
||||
|
825 |
32 |
24.5-32 |
800/60R32 |
||||
|
825 |
38 |
18:4-38 |
650/60-38 |
||||
|
875 |
32 |
30.5LR32 |
850/60-32 |
900/55R32 |
1050/50R32 |
||
|
875 |
38 |
20:8-38 |
710/60R38 |
850/50-38 |
|||
|
925 |
32 |
900/60R32 |
|||||
|
925 |
38 |
850/60-38 |
|||||
|
925 |
42 |
20:8-42 |
710/60-42 750/60-42 |
850/55-42 |
900/50R42 |
||
|
975 |
38 |
900/60R38 |
|||||
|
1025 |
42 |
900/60R42 |
|||||