1991 Other Mercedes Benz Models 300 D 2.5 Turbo diesel Front

Brakes problem
1991 Other Mercedes Benz Models Two Wheel Drive Automatic 217000 miles
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Hi.
I need to have guidance in how to replace front BRAKE rotors and Pads as well as the Glow plugs on this car.The car has 217000 miles is a Tubo diesel with ASR ( Anti Skid ) It is a w124 (124.128) MODEL

Thanks in advance