2015 Dynamax FORCE 37FTRS, 2015 Dynamax FORCE 37FTRS At Dynamax we believe in producing high quality products that you can be proud of. Introducing the all NEW FORCE Class C Motorhome by Dynamax. The FORCE is built to last with some of the most luxurious appointments in it's class. At Dynamax, legendary product integrity and customer loyalty have combined to build a powerful brand. Now a new generation of RVs are coming of age delivering the best of both worlds. Casual, easy living interiors with fresh decor options are designed to maximize comfort and value.