Warren has invested the time, effort and money to research new manufacturing methods and parts to modernize hydraulic lifting fifth wheels. We have used finite element analysis (FEA) along with real world practical experience to upgrade our designs. This has allowed us to build the wheels you need for your application. We also maintain a large inventory of both finished wheels and parts to serve your needs. The Warren FW-30 or FW-45 lets you better utilize your tractor as a spotter at night and a road tractor during the day. We offer many features not found on any competitor’s fifth wheels: