For Sale: Miscellaneous / Oklahoma City, Ok The Momentum By Grand Design Is All You Have Come To Expect From Grand Design Rv, And Then More. This Luxurious Toy Hauler Is Sure To Turn Heads, But The Beauty Of The Grand Design Momentum Toy Hauler Is Definitely More Than Skin Deep. It Is A True Four Seasons Couch With The Weather-tek Seal, Meaning In Test Of Weather Above 110 Degrees Fahrenheit And Below -4 Degrees Fahrenheit, The Momentum Exceeded Industries Standards By Average Temperatures In All 3 Areas Of The Coach In The 70's. If That Isn't Impressive Enough, Also Know That All Momentum Products Will Have The Option For A King Bed, Has Dual Axles That Are Rated For 8,000lbs, With Heavy Duty H Rated Tires And 17.5 Aluminum Wheels, And Has A 12 Drop/z Frame Chassis With Up To 50 Ore Storage. If Those Unique Features Aren't Enough To Have You Excited