Grandtrek at3 fuel efficiency f wet grip f noise db 74 noise bars 3 includes a straight centre rib which helps to deliver good high speed handling and stability the tyres flatter tread profile ensures that pressure is evenly spread across the contact patch which ensures even wear and longer tyre life the tyres 2 in 1 shoulder block pattern reduces tyre noise levels and helps to maintain on and off road traction see more product details