Permissible Rear Axle Load in Relation to Tires

The values quoted here apply only for travel speeds up to 40 km/h (25 mph).

On leaving the factory, tractors may be equipped with the following tires:

Tires	LI/SI	SRI*	Normal operation
16.9R30..............	137A8	700 mm (27.6 in.)	4600 kg (10140 lb)
16.9R34..............	139A8	750 mm (29.5 in.)	4860 kg (10715 lb)
12.4R36..............	124A8	700 mm (27.6 in.)	3200 kg (7055 lb)
380/85R30..............	134A8	675 mm (26.6 in.)	4240 kg (9345 lb)
	135A8	675 mm (26.6 in.)	4360 kg (9610 lb)
420/85R30..............	140A8	700 mm (27.6 in.)	5000 kg (11020 lb)
480/70R30..............	141A8	700 mm (27.6 in.)	5000 kg (11020 lb)
420/85R34..............	142A8	750 mm (29.5 in.)	5000 kg (11020 lb)
480/70R34..............	143A8	750 mm (29.5 in.)	5000 kg (11020 lb)
540/65R34..............	145A8	750 mm (29.5 in.)	5000 kg (11020 lb)
320/85R36..............	128A8	700 mm (27.6 in.)	3600 kg (7935 lb)
* Speed/radius index