2012 Ford Flex Owner Guide 2nd Printing - Page 244

Tires, Wheels and Loading WARNING: Towing trailers beyond the maximum recommended gross trailer weight exceeds the limit of the vehicle and could result in engine damage, transmission damage, structural damage, loss of vehicle control, vehicle rollover and personal injury. Maximum Maximum Trailer GCWR - lb (kg) Weight - lb (kg) 3.5L FWD Class I 6900 (3131) 2000 (907) 3.5L AWD Class I 7050 (3199) 2000 (907) EcoBoost™ Class I 7072 (3209) 2000 (907) 3.5L FWD Class III 9357 (4245) 4500 (2042)1 3.5L AWD Class III 9521 (4320) 4500 (2042)2 EcoBoost™ Class III 9622 (4366) 4500 (2042)2 1 For towing trailers up to 3500 lb (1588 kg), use a weight-carrying hitch and ball which uniformly spreads the trailer tongue loads through the vehicle's underbody structure. For towing trailers over 3500 lb (1588 kg), up to 4500 lb (2042 kg), it is recommended to use a weight-distributing hitch to increase front axle load while towing. 2 For towing trailers up to 4500 lb (2042 kg), use a weight-carrying hitch and ball which uniformly spreads the trailer tongue loads through the vehicle's underbody structure. Preparing to tow Use the proper equipment for towing a trailer and make sure it is properly attached to your vehicle. Contact your authorized dealer or a reliable trailer dealer as soon as possible if you require assistance. Hitches Do not use a hitch that clamps onto the vehicle's bumper; use a load-carrying hitch. You must distribute the load in your trailer so that 10-15% of the total weight of the trailer is on the tongue. Weight-distributing hitch When hooking-up a trailer using a weight-distributing hitch, always use the following procedure: 1. Park the vehicle (without the trailer) on a level surface. 2. Measure the height of the top of the front wheel opening on the fender, this is H1. 244 Powertrain 2012 Flex (471) Owners Guide, 2nd Printing USA (fus)