Lift the car and take off the front tyre. With the appropriate drift, set the nut collar side which is staked, free. An assistant must also keep the brake pressed down while using the BMW special tool 31 2 080, to unscrew the collar nut, which must not be reused. Take off the bolts, but do not disconnect the brake hose and hang the brake caliper on the side with stiff wire, take off the brake disc. The wheel hub has to be removed using BMW special tools no.: 33 2 160, 33 2 116, 33 4 200 and 5 wheel lugs with the rounded inside edge of special tool no. 33 2 160 to be facing the wheel hub. Loosen the bolts that hold the steering knuckle and pull it off the car and then put the knuckle in a bench vice with aluminum faces. The wheel bearing circlip is removed with the snap ring pliers after which, the wheel bearing is to be removed using the BMW special tools namely; 31 2 113, 33 4 261, 33 3 266, and 33 3 261. Looking at the dust sleeve one should change it if it is worn out. It is crucial to have this surface clean and apply, to the 50% of this length, Loctite 638® as the bearing points towards the wider chamfer of the bearing at the steering knuckle side. Angle the bearing so that the wide chamfer of the bearing faces towards the steering knuckle and using BMW-special tools 31 2 113, 22 1 018, 33 4 262, and 33 3 261 pull the new bearing into the hub. Remove the old circlip from the vehicle and replace it with the new wheel bearing circlip on the appropriate position. Extract the wheel hub and adopt it into the steering with the use of BWM special tools 32 2 113, 33 3 268, 33 3 263, and 33 3 261. Fit the steering knuckle, centre-pivot the front axle into the steering knuckle, and mount the front brake disc along with the caliper. Coat lightly the contacting parts with oil, and, with the help of an assistant holding down the brake, in a clockwise order, and with the prevailing torque, turn the nut on to its required degree of tightness. Last of all, using a suitable drift, strike the side of the axle nut to the axle.