【Compatibility】FORD F-250 SUPER DUTY 2005 - 2007 4WD(Will Not Fit Models with Harley PKG); F-350 SUPER DUTY 2005 - 2007 4WD Models w/Single Rear Wheels(Will Not Fit Models with Harley PKG) 【OE Number/ Position】54124 ； Placement on Vehicle：Front, Left & Right High Performance Brake Rotors: Made of G3000 grade cast iron with rust protection for ultimate rust protection. Superior Rust Protection: Zinc plating, specifically electro-chemical zinc plating, is the most effective method to safeguard metal from rust. NOTE - Please select your vehicle year, make, model and inspection instructions above, then click Check Fit to make sure the part fits your car.