Mercedes-Benz E-class W123 - Repair manual and operation

6.3. Zadny Bridge

Service of the back bridge consists in check each 16000 km of a run of level of oil in a case which has to be at the level of the lower edge of a jellied opening. Considerable loss of oil speaks about leakage of epiploons of the back bridge which in this case are subject to replacement.

Section of the back bridge with covers of bearings and shaft of the drive of back wheels (section 1)

10 — a gear wreath 11 — the conic roller bearing 12 — a differential box 13 — a bolt with a six-sided head 14 — a spherical washer 15 — the differential satellite 16 — a differential satellite axis 17 — a semi-axial gear wheel 18 — a persistent washer 19 — the tightening plug 25 — a sealing ring 26 — the compensating washer 27 — a bearing cover 28 — a bolt with a six-sided head 29 — a radial sealing ring

35 — a lock ring 36 — the compensating washer 37 — a shaft of the drive of a back wheel assembled 40 — a lock nut 41 — a flange 42 — a radial sealing ring 43 — the small conic roller bearing 44 — the expansion plug 45 — the compensating washer 46 — the big conic roller bearing 47 — the leading gear wheel 54 — a case of the back bridge 57 — a cover of a case of the back bridge

Section of a shaft of the drive of a back wheel (section 1)

28a — a wheel drive shaft 28b — the case of the external hinge 28s — the case of the internal hinge 28d — a hinge nave 28e — a ball 28g — the protective coupling	28h — a sealing ring 28i — the lock coupling 28k — a sealing ring 28l — a tightening ring 28m — a rubber cover 28n — the persistent buffer