2013 Jayco Greyhawk 31DS, OPTION: 32" FLAT SCREEN TV, 37" LCD TV, HYDRAULIC LEVELING SYSTEM , 6-WAY POWER SEAT, SLIDE OUT AWNINGS COACH AND BEDROOM, DIAMOND SHIELD, FULL BODY PAINT, REAR VISION CAMERA,SIDE VIEW CAMERA. 2013 Jayco Greyhwak 31DS Grip the steering wheel. This is what it feels like to step up into a new class. Now, look around. This is how you travel in class. Say hello to the Jayco Greyhawk. Built on a Ford E-450 chassis with a 305 HP Triton engine, Greyhawk delivers more high-end features than anything in its price range. Don’t just move up in class. Get ahead in a Greyhawk.