For Sale: Beautiful Condition Four Winds 33sw. Ford F-550 Chassis With A Powerstroke Diesel. 10,000 Lb Hitch. Great Price! Call Evan Today At . Financing Available. Class C / Grand Rapids, Mi Beautiful Condition Four Winds 33sw. Ford F-550 Chassis With A Powerstroke Diesel. 10,000 Lb Hitch. Great Price! Call Evan Today At . Financing Available.