I looked up on
www.supraboats.com for the oldest boat listed similar to what you are asking. Here are the specs for 2002 Supra Launch direct drive that came with a tandam axle trailer.
Boat Specifications:
Overall Length w/o Platform 20’ 11”
Overall Length w/Platform 22’ 7”
Overall Length w/Trailer 24’ 9”
Width (Beam) 98”
Draft 24”
Weight - Boat Only 3,450 lbs.
Weight - Boat & Trailer 4,705 lbs.
Capacity - Passenger 13
Capacity - Weight 1,775 lbs.
Capacity - Fuel 37 gals.
Engine 320 HP, V-8