3/8" Allen wrench
i think they are external torx
It takes a special wrench and it turns to the left to tighten and the right to loosen. You may be able to rent the wrench from Autozone.
You need to go to an Auto Parts Store and have them look it up. It's usually a special wrench used only for the brakes. Hope this helps.
Try spraying them with WD-40 and let iot sit on there for a while. If that does not work try a 4 way lug wrench .
1. Take the tire off 2. Take the brake calipers off. (there are 2 bolts on the back side of the calipers) then you can remove the calipers and rotors.
Remove calipers (2 bolt ea) Support so not to damage brakelines. Pop center cap, Remove cotter pin/castle nut & pull off. Wheel bearings inside rotor.
Remove the wheels, take out the bolts holding the calipers on, depress the pistons in the calipers all of the way and then remove the calipers. Be sure to use the anti-squeek shims and grease in the new pads
A special wrench is required to fit it and it is right handed threads. It turns the opposite direction to take off and install as normally.
To remove the fan clutch on a 2001 Jeep Grand Cherokee, first, disconnect the negative battery terminal to ensure safety. Then, use a wrench to hold the water pump pulley in place while you turn the fan clutch counterclockwise using a fan clutch tool or a large adjustable wrench. Once loose, carefully remove the fan and clutch assembly from the water pump. Ensure you have all necessary replacement parts before reassembly.
To remove the sway link kit on a 1998 Jeep Grand Cherokee, start by safely lifting the vehicle and supporting it with jack stands. Use a wrench to remove the nuts securing the sway bar links to the sway bar and the lower control arms. If the bolt spins while you try to remove the nut, you may need to hold it with a second wrench or use penetrating oil to loosen any rust. Once the nuts are removed, pull the sway links out from their mounts.
Luid You can open the cap on the fluid container when you compress the calipers back it will force the fluid back and then you bleed them to remove any air in the lines.