Worked well for me. Only took it to a trailhead in town so no highway speed and the dirt road is fairly smooth so I didn't even strap down the rear wheels. My bike stayed where it started (the rear wheel sits in one of the tailgate indents perfectly), whereas my wife's bike's rear wheel moved a...
I took two 1UP USA van trays, a pair of toggle clamps to latch to the stock D-ring tiedowns, and built a wood frame for bike trays. Oriented opposite of their hitch rack. it wedges the front wheel down against the rear of the cab/front of the bed. I'll run a bungee or strap through the rear...