Page 20 - paruzzi-magazine-en-21

#62 Front axle

8

5

Do the same with the outer wheel This is a press fit, so the metal
bearing (picture above). Both ring will be slightly larger than

wheel bearings should slide over the opening in which it will be

the sliding surface of the spindle pressed, we are talking about
without much resistance. This test tenths of a millimeter. For our

will confirm that you have ordered drum brake we measure the fol-

the correct wheel bearings. lowing values:

The outer metal ring (race) of the

wheel bearing must be pressed
into the drum or disc (press fit- outer wheel bearing 5

ting, see edition 20). Measure bearing race: 39.88 mm

with a micrometer the opening drum: 39.71 mm

in the drum or disc, for the inner inner wheel bearing 8
and outer wheel bearing, and bearing race: 50.27 mm

compare this with the size of the drum: 50.18 mm

respective outer metal ring.

20 Paruzzi Magazine 20