The GVWR (Gross Vehicle Weight Rating)

Possible choices are:  D = 1000-3000 lbs.
                       E = 3001-4000 lbs.
                       F = 4001-5000 lbs.
                       G = 5001-6000 lbs.
                       H = 6001-7000 lbs.
                       J = 7001-8000 lbs.
                       K = 8001-9000 lbs.
                       L = 9001-10000 lbs.
                       M = 10001-14000 lbs.
                       W = Bus or Incomplete vehicle