For Sale: High Quality 5th Wheel Blowout Special! Call To See What All We Have!!! 5th Wheels / East Lansing, Mi This 2014 Bighorn 3570rs Is A Fifth Wheel Manufactured By Heartland Rv. This Triple Slide Rv Offers A Large Rear Living Area For Entertaining. Along With The Large Couch In The Rear Of The Rv, There Is A Free Standing Dinette As Well As Two Recliners. The Kitchen Features A Three-burner Stove Along With A Refrigerator And An Island With A Double Sink. Toward The Front Of The Rv We Have The Bathroom With A Large Tub, A Toilet And A Sink. The Master Bedroom Has A King Size Bed Along With Plenty Of Wardrobe Storage.