I have a trailer hitch that will fit your 2003 Ford Focus Wagon, however the Draw-Tite Sportframe Class I Trailer Hitch, , that you referenced will only fit the sedan models. The sedan and wagon models use slightly different mounting location for a trailer hitch.
For your vehicle, you will want the Draw-Tite Class I Trailer Hitch, . We have installed this hitch on a 2003 Ford Focus Wagon, so I attached the installation video for you to checkout. I have also attached the installation instructions.
If you are looking into carrying a bike rack or cargo carrier, I will be happy to provide some recommendations if you want to tell me what you are interested in. I have attached two links to the most popular bike racks and cargo carriers that our Ford Focus customers have purchased for you to check out as well.
In case you own or you are thinking of purchasing one model of 2003 Ford Focus Wagon series then it will be rather helpful and beneficial for you to know as much as possible about its technical specifications, available trims and more. Here is the page where you can find all the necessary information about 2003 Ford Focus Wagon models of all the years including precise and detailed information concerning vehicles’ wheel base and dimensions (width, length and height), so you can know can you fit it in your garage or use it to move some large things around your backyard or from one location to another, fuel tank capacity, so you an estimate how far you an drive the vehicle you are going to buy, sure you can not estimate it without knowing the miles per gallon (MPG) rate EPA mileage est, which actually tells you how much gas you need to drive a mile – range in miles, whether it has an automatic transmission or a stick shift and what are the pros and cons of each one. It’s also necessary to know such essential engine rates as engine size, horsepower, the number of cylinders and valves so you can tell what your car is actually able to do – these are direct indexes that display each car’s performance.