If I remember right the axle nut is 30mm and the three bolts that hold it on are 15mm here's how:
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WHEEL HUB & BEARINGS
1.Raise and support vehicle. Unload tension on torsion bar. See TORSION BAR. Remove wheel and tire assembly. Apply brake pedal. Remove axle shaft nut and washer. Remove rotor. See Fig. 1. Using brass drift and hammer, disengage axle shaft from wheel hub and bearing.
NOTE: Darkened areas on bearing assembly are caused by heat treatment process and do not indicate a need for replacement.
2.Remove wheel speed sensor. Remove wheel hub and bearing from steering knuckle. Remove splash shield and bearing seal.
1.To install NEW wheel hub stud, lubricate hub bore and install stud. Place 4 washers onto stud and install stud nut with flat side to washers. Tighten stud nut to draw stud into hub bore. Remove nut and washers. Install hub and bearing assembly onto axle shaft. 2.To complete installation, reverse removal procedure. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS . Depress brake pedal several times to extend caliper piston after installation.