TGPS 90/90-21 54T TLReversible rear to suit the riders needs either 50 50 or Mostly Off Road. In 50 50 direction the GPS is a well behaved street able tyre with smooth cornering transition from centre to cranked all the way over. Mostly Off Road direction the aggressive straight line hook up and cornering drive is engaged for better off road traction. Long mileage, serious traction and smooth transition from pavement to gravel to dirt, the GPS does it all. Deeper tread