Combos, Fishing Tools & If the bunks don't go all the way to the rear of the boat move them or make them longer so they do. Switches, Shore Power & AC Once you get a boat trailer larger than 4.5m in size you may need to be able to adjust the suspension forward or backward which will allow you to attain the correct draw bar weight to make sure the trailer tows correctly. Blocks, Marine Copyright 2019 IBOATS. Dollies, SportsStuff Great Big Furniture, Boat Seat Pedestals & Pumps, Marine Pump Replacement Maintenance, Pumps and Make sure the boat is properly positioned on the trailer. Deals, Camping & RV Parts, Rule 1500 GPH Automatic Acessories, Fishing Outriggers & Adjustment to either extreme may require moving the axles to maintain tongue weight in the 5% to 7% ideal range for most trailers. Meters, Marine Electrical Panels Brackets will increase the amount of weight on the rear of a trailer and are NOT counted when measuring the length of the hull. Basically, the transom has to hang off the end of the bunks by 1-12 inches. That being said, you need the right ball size for the tow vehicle. If youarentexperienced driving with a boat trailer and dont know how to handle the problem of swaying its easy to roll the whole car and trailer over. Here are some tips on how to properly load a boat onto a roller trailer: Position the trailer so that the bow of the boat is facing downhill, with the front of the trailer closest to the water. Yes. Deals, Dealer How to Fit a Boat to a Trailer - Marine Expert