The pneumatic tyres have good tread. The 50ah batteries have been tested and passed at 109% and 103%. We have driven it around our car park and it is very comfortable to drive! Length 53.3″ / 135.5cmWidth 25″ / 63cmFront Wheel 12″Rear Wheel 12″ Range 20 milesTurning Radius 59.6″ / 151.5cmGround Clearance 3.1″ / 8cmSeat CaptainTotal Weight 226.1lbs / 102.6KgsSpeed 4mphBattery 2 x 50AhCapacity Up to 21.4st / 136KgsMax Slope 14% / 8°Lights YesSuspension Yes.