In general an aluminum loading ramp is able to handle loads of greater than 500 pounds. Using a Truck Bed Extender. And remember, the tailgate also swings to the side so you can easily access the in-bed trunk. Some of the more innovative features of the Ridgeline are its tailgate, which can fold down or hinge to the side, and an 8.5 cubic foot "In-Bed Trunk" below the truck bed. To learn more about kayak transport, kayaks, and kayak fishing please visit: Also, if you find that some part of your kayak is making contact with the roof after you tighten it down then placing a piece of rug or padding there is a good idea to protect the car from scratching. We recommend passing the straps through the scupper holes of the kayak and tying that off in the bed of the truck. When transporting in a flat bed pickup don't choose places on the kayak to fasten to that can fail - like the handles. 

 If the kayak is sliding back and forth on the bars or in the carriers than you need to go back and tighten the straps. Just to place the mat (with rubber backing down - so it won't slide) on the rear of the vehicle and place one end of the kayak on the mat and slide onto the rack. Roller Loader: This little device works to help you get your kayak up on your vehicle. Lift Assist Accessories: Companies now make accessories to help you get your kayak unto your roof. Thule Roller Coaster: a roller attached to a set of saddles that allows you to push the kayak up onto the roof from the rear of the vehicle. Another option which makes this method of transport safer and more practical is a bed extender. Factory racks systems do have weight limits, but most can handle 1 or 2 medium to light weight kayaks without a problem.