Remove the wheels.
[Rear wheel] Remove chainwheel carrier complete with chainwheel from the rear-wheel hub.
Level the balancing unit, BMW # 36 3 600, by means of bubble gauge (2) in the baseplate.
Pass the balancing shaft, BMW # 36 3 617, through the wheel bearings.
Lightly pretension bearing with knurled nut (1).
Fit wheel on balancing device.
Allow wheel to settle.
Clean the attachment points for the adhesive weights.
Caution! Maximum balance weight 50 grams (1.8 oz.).
Maximum number of weights 10; 5 per side.
Affix adhesive weights uniformly spaced on both sides of the rim opposite the wheel's heaviest point.
Repeat the balancing procedure as a check.
Maximum permissible imbalance: 5 g (0.18 oz.).