18.4-26

Sure Grip Industrial Tractor 156A8 R-4
18.4-26
Technical data
Design Sure Grip Industrial Tractor
Industry Classification R-4
Tyre size 18.4-26
LI/SS 156A8
FR/DW n/a
PR 12
TL/TT TL
Tyre Width (mm) 493
Overall diameter (mm) 1432
Static Loaded radius (mm) 635
Rolling circumference (mm) 4231
SRI 675
Weight (kg) 126
Nominal Inflation Pressure (bar) 2.5
Maximum Load (kg) 3875
Tread Depth (mm) 30
Recom 'd Rim Width W16L
Other approved rims n/a
Load data
Type load (kg) at various inflation pressures (kPa)
Max Speed (Km/h)
Type load (kg) at various inflation pressures (kPa)
1.2Bar 1.4bar 1.5bar 1.7bar 1.8bar 1.9bar 2.1bar 2.2bar 2.3bar 2.5bar
1.2Bar 50 2150 2345 2550 2640 2800 2960 3140 3230 3415 3525
1.4bar 40 2360 2575 2800 2900 3075 3250 3450 3550 3750 3875†
1.5bar 30 2455 2680 2910 3015 3200 3380 3590 3690 3900 4030
1.7bar 20 2570 2805 3050 3160 3350 3545 3760 3870 4090 4225
1.8bar 10 2950 3220 3500 3625 3845 4065 4315 4440 4690 4845
1.9bar 5 3420 3735 4060 4205 4460 4715 5005 5150 5440 5620
2.1bar 10 cyclic 3540 3865 4200 4350 4615 4875 5175 5325 5625 5815
2.2bar 5 cyclic 3940 4300 4675 4845 5135 5430 5760 5930 6265 6470

1.2Bar

50 km/h 2150 kg
40 km/h 2360 kg
30 km/h 2455 kg
20 km/h 2570 kg
10 km/h 2950 kg
5 km/h 3420 kg
10 cyclic km/h 3540 kg
5 cyclic km/h 3940 kg

1.4bar

50 km/h 2345 kg
40 km/h 2575 kg
30 km/h 2680 kg
20 km/h 2805 kg
10 km/h 3220 kg
5 km/h 3735 kg
10 cyclic km/h 3865 kg
5 cyclic km/h 4300 kg

1.5bar

50 km/h 2550 kg
40 km/h 2800 kg
30 km/h 2910 kg
20 km/h 3050 kg
10 km/h 3500 kg
5 km/h 4060 kg
10 cyclic km/h 4200 kg
5 cyclic km/h 4675 kg

1.7bar

50 km/h 2640 kg
40 km/h 2900 kg
30 km/h 3015 kg
20 km/h 3160 kg
10 km/h 3625 kg
5 km/h 4205 kg
10 cyclic km/h 4350 kg
5 cyclic km/h 4845 kg

1.8bar

50 km/h 2800 kg
40 km/h 3075 kg
30 km/h 3200 kg
20 km/h 3350 kg
10 km/h 3845 kg
5 km/h 4460 kg
10 cyclic km/h 4615 kg
5 cyclic km/h 5135 kg

1.9bar

50 km/h 2960 kg
40 km/h 3250 kg
30 km/h 3380 kg
20 km/h 3545 kg
10 km/h 4065 kg
5 km/h 4715 kg
10 cyclic km/h 4875 kg
5 cyclic km/h 5430 kg

2.1bar

50 km/h 3140 kg
40 km/h 3450 kg
30 km/h 3590 kg
20 km/h 3760 kg
10 km/h 4315 kg
5 km/h 5005 kg
10 cyclic km/h 5175 kg
5 cyclic km/h 5760 kg

2.2bar

50 km/h 3230 kg
40 km/h 3550 kg
30 km/h 3690 kg
20 km/h 3870 kg
10 km/h 4440 kg
5 km/h 5150 kg
10 cyclic km/h 5325 kg
5 cyclic km/h 5930 kg

2.3bar

50 km/h 3415 kg
40 km/h 3750 kg
30 km/h 3900 kg
20 km/h 4090 kg
10 km/h 4690 kg
5 km/h 5440 kg
10 cyclic km/h 5625 kg
5 cyclic km/h 6265 kg

2.5bar

50 km/h 3525 kg
40 km/h 3875† kg
30 km/h 4030 kg
20 km/h 4225 kg
10 km/h 4845 kg
5 km/h 5620 kg
10 cyclic km/h 5815 kg
5 cyclic km/h 6470 kg

† Maximum load at recommended speed and inflation pressure.