TIRE SIZE - 37/12.50R17 WHEEL - 17X9 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 37/12.50R18 WHEEL - 18X9 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 37/13.50R20 WHEEL - 20X9 W/5" BS W/MINOR TRIMMING; 3. NON DUALLY MODELS ONLY.; 163. VEHICLES EQUIPPED WITH 2 PIECE DRIVESHAFT REQUIRE FTS419.; 171. WILL NOT FIT DIESEL MODELS; 173. FRONT DRIVESHAFT MODIFICATION IS REQUIRED OR ORDER DRIVESHAFT (FTS92036); 175. VEHICLES W/ FACTORY REAR SWAY BAR MUST ORDER EXTENDED SWAY BAR LINK KIT PART NUMBER FTS22276.