I think your dry weight is more than that, my 95 21ft. is 3,400 lbs dry, I had it weighed. Best thing is to get it weighed as different options that it might have increases the dry weight.
i,m looking ..I have a1987 fun chaser.. 22d....the 20d is a funmaker .it is 20.1 ft long.... the fun chaser is 21.9 FT LONG.. axel wt IS 2820 FOR THE 20D AND 3170 FOR THE 22D. vehicle weight is 3190 for the 20d and 3590 for the 22d..not sur if this is what you are looking for.. will check my tags on the 22d.