hello there i am now pulling my larson senza 210 lx br about 5000 lbs with a gmc sierra xtra-cab 4x4 w/ 5.3L v8. I am looking at getting a different truck since this one is an 01 and its getting tired. Just wanted some opinions on an 07 dodge 1/2 ton with the hemi, compared to a gmc 1/2 with...