18.4-30

Sure Grip All Service 140A8 R-1
18.4-30
Technical data
Design Sure Grip All Service
Industry Classification R-1
Tyre size 18.4-30
LI/SS 140A8
FR/DW n/a
PR 10
TL/TT TT
Tyre Width (mm) 446
Overall diameter (mm) 1530
Static Loaded radius (mm) 693
Rolling circumference (mm) 4622
SRI 725
Weight (kg) 100
Nominal Inflation Pressure (bar) 1.8
Maximum Load (kg) 2500
Tread Depth (mm) 37
Recom 'd Rim Width W16L
Other approved rims W15L
Load data
Type load (kg) at various inflation pressures (kPa)
Max Speed (Km/h)
Type load (kg) at various inflation pressures (kPa)
0.8bar 1.0bar 1.4bar 1.7bar 1.8bar 1.9bar 2.1bar 2.2bar 2.5bar 2.8bar
0.8bar 40 1600 1750 2180 2430 2500†
1.0bar 25 1775 1945 2420 2695 2900

0.8bar

40 km/h 1600 kg
25 km/h 1775 kg

1.0bar

40 km/h 1750 kg
25 km/h 1945 kg

1.4bar

40 km/h 2180 kg
25 km/h 2420 kg

1.7bar

40 km/h 2430 kg
25 km/h 2695 kg

1.8bar

40 km/h 2500† kg
25 km/h 2900 kg

1.9bar

40 km/h n/a
25 km/h n/a

2.1bar

40 km/h n/a
25 km/h n/a

2.2bar

40 km/h n/a
25 km/h n/a

2.5bar

40 km/h n/a
25 km/h n/a

2.8bar

40 km/h n/a
25 km/h n/a

† Maximum load at recommended speed and inflation pressure.