Wired on-road

Size Tread Pattern Inflated Diameter Inflated Width Rolling Radius Revs Per Mile Maxim Load Maximum Pressure Rim Diameter. Rim Section Rim Width
    in mm in mm in mm   lb kg psi bar d in in in
Straight Sided 32 X 4 1/2 Triple Stud 33.50 851 4.95 126 16.05 408 628 1400 635 60 4.2 23 3.112 (4.43 Overall) 0.875

Crossply

Size Tread Pattern Inflated Diameter Inflated Width Loaded Static Raidus Rolling Circ. @30 MPH Revs Per Mile @30 MPH Max Load Maximum Pressure Measuring Rim Width
    in. mm. in. mm. in. mm. in. mm.   kg. psi bar in. mm.
4.75/5.00-17 Fort B5 T/L 28.00 711 5.40 137 13.25 337 83.90 2131 755 420 32 2.20 3.00 76
5.25/5.50-17 Gold Seal D2/103 29.20 742 6.00 152 13.95 354 87.35 2219 725 559 36 2.50 3.25 83
6.00/6.50-17 Fort F4T 30.40 722 7.20 183 14.30 363 91.10 2314 696 762 40 2.75 5.00 127
7.00-17 Fort B5 and Fort B5 T/L 31.65 804 7.50 191 15.05 382 95.80 2433 670 864 40 2.75 5.00 127
4.50-18 B5 27.60 701 4.60 117 12.70 322 82.62 2098 767 350 36 2.20 2.50 64
4.75/5.00-18 Gold Seal D2/103 29.00 737 5.40 137 13.75 349 87.00 2210 728 457 36 2.50 3.00 76
5.25/5.50-18 Gold Seal D2/103 30.30 770 6.00 152 14.30 363 90.50 2290 701 559 36 2.50 3.25 83
6.00/6.50-18 B5 30.75 781 6.30 160 14.40 366 91.75 2331 690 762 40 2.75 3.62 92
7.00-18 Fort B5 and Fort B5 T/L 32.65 829 7.50 191 15.55 395 98.75 2508 648 864 40 2.75 5.00 127
3.50-19 B5 27.05 687 3.80 97 12.95 329 81.44 2068 778 205 32 2.20 2.50 64
4.00-19 B5 28.20 716 4.40 112 13.46 342 85.15 2163 744 254 32 2.20 2.50 64
4.50-19 B5 28.90 734 4.70 119 13.75 349 87.00 2210 728 325 32 2.20 2.75 70
4.75/5.00-19 B5 29.60 752 5.05 128 14.10 358 89.20 2260 710 405 32 2.20 2.75 70
5.25/5.50/6.00-19 B5 31.15 791 5.95 151 14.08 376 93.60 2377 674 505 32 2.20 3.25 83
6.50/7.00-19 Fort B5 and Fort B5 T/L 33.25 845 7.15 182 15.75 400 100.25 2546 640 864 40 2.75 4.00 102
4.50/4.75/5.00-20 B5 30.45 773 5.10 130 14.60 371 93.00 2362 700 420 32 2.20 2.75 70
5.25/5.50/6.00-20 F4 32.15 817 5.85 149 15.35 390 97.80 2484 657 660 40 2.75 3.25 83
6.50/7.00-20 Highway 34.35 873 7.10 180 16.40 417 104.30 2649 615 864 40 2.75 4.00 102
4.50/4.75-21 F4 31.50 789 4.80 122 14.85 377 94.50 2400 679 432 36 2.50 2.75 70
5.00/5.25-21 F4 32.70 831 5.35 136 15.65 398 99.70 2532 644 508 36 2.50 3.25 83
6.00-21 F4 33.60 853 5.85 149 15.95 405 103.10 2619 633 660 40 2.75 4.50 114
7.00-21 F4 35.50 982 7.00 178 16.85 428 107.45 2729 599 864 40 2.75 5.00 127