Towed Mass - 6110M to 6145M

Depending on the trailer/implement brake system, the following masses and speeds are permitted:

Trailer/implement brake system	Maximum permissible towed mass	Top speed
- Unbraked..............	3000 kg (6615 lb.)	25 km/h (15.5 mph)
- Independent..............	5000 kg (11025 lb.)	25 km/h (15.5 mph)
- Overrun brake..............	8000 kg (17635 lb.)	25 km/h (15.5 mph)
- Hydraulic brake..............	34000 kg (74955 lb.)	25 km/h (15.5 mph)
- Single-line air brake..............	34000 kg (74955 lb.)	25 km/h (15.5 mph)
- Dual-line air brake..............	34000 kg (74955 lb.)	Max. design speed

There may be legal limits in force that restrict the maximum towed mass and/or travel speeds to figures lower than those quoted here.