Travel Speeds at Full Engine RPM

Z400 Series

Forward..............0-13.7 km/h (0-8.5 mph)

Reverse..............0-6.4 km/h (0-4.0 mph)

Z600 Series

Forward..............0-14.5 km/h (0-9.0 mph)

Reverse..............0-7.25 km/h (0-4.5 mph)