OTR tyre use: tire suitable to scrapers and heavy-duty dump trucks operating on relatively
poor road surface in area like mining area, tunnel and quarry and construction
site
OTR tyre characteristics: deep tread pattern, wide riding provide good cutting and
wear resistances, improve ride property on gravel road, the tire has long service

life and is durable OTR tyre size: 18.00-33,21.00-35, 2400-49, 2700-49, 3000-51, 3300-51, 3600-51, 37.25-35, 3700-57, 4000-57,50/80-57,53/80-57 etc.

Other wide sizes for OTR tyres available:

20 inches: 14.00-20
24 inches: 13.00-24, 14.00-24, 16.00-24, 1400R24
25 inches: 14.00-25,16.00-25, 18.00-25, 15.5-25, 17.5-25,18.00-25, 20.5-25, 23.5-25, 26.5-25, 29.5-25, 1400R25, 1600R25,1800R25, 17.5R25, 20.5R25, 23.5R25, 26.5R25, 29.5R25, 750/65R25 *,  600/65R25 ,650/65R25
29 inches: 29.5-29, 33.25-29, 29.5R29, 875/65R29*   
33 inches: 18.00-33, 21.00-33, 35/65-33,33.5-33, 37.5-33,1800R33, 35/65R33
35 inches: 21.00-35, 24.00-35, 33.25-35, 37.25-35, 2400R35
39 inches: 37.5-39, 40/65-39, 41.25/70-39, 45/65-39
45 inches: 45/65-45
49 inches: 24.00-49, 27.00-49, 31/90-49, 2700R49
51 inches: 30.00-51, 33.00-51, 36.00-51, 3000R50, 3300R51, 3600R51
57 inches: 37.00-57, 40.00-57, 50/80-57, 52/80-57,53/80-57, 46/90-57, 3700R57, 4000R57
63 inches: 53/80-63, 55/80-63, 59/80-63