You will have to know the year, model and if it's 2 wheel drive or 4 wheel drive.You will need a Haynes/Chilton type work manual because it can get involved. And with a manual you have the information at your finger tips.
Replace rotor / cut rotor & replace brakes.
How much time is required to replace a front break disc rotor on a '93 Ford E-250 van?
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Remove wheel Remove caliper mounting bolts Slide caliper off rotor Rotor should slide off hub
Remove the wheel and tire assembly and the brake caliper then the brake rotor will slide right off.
22mm is the minimum rotor thinckness for the front and 12mm for the rear's
remove brake parts after removing tire should slide right off
Should be stamped on rotor Should be stamped on rotor
The minimum thickness is cast into the rotor, either on the edge of the rotor or into the rotor hub.
replace front brake discs and pads.
T-40 bit!
You have to pull that whole assembly apart to get to the bearings. The wheel comes off, then the brake rotor, then you have the hub assembly. The bearings are inside of that.