Differential And Front Axles - BMW E46/4 Sedan Manual

Differential and Front Axles

The differential for the front axle is bolted to left side of the engine oil pan. The differential
is driven by a 40mm single piece drive
shaft. The drive shaft has universal
joints at both ends.
Type: VAG 174
Axle ratios: 330xi
Auto: 3,46:1
Man: 3,07:1
Max torque: 2000Nm
Weight: 40 lbs
Lifetime fluid fill: SAF-XO
The oil sump has been modified to accommodate the right side axle. A connecting tube is
welded into the oil pan. A shaft runs inside of the connecting tube between the front
differential and the axle shaft on the right side.
The steering knuckle is modified to
accept the CV joint of the front axles.
The front wheel bearings are unique
to the E46/16 and incorporate the
wheel speed sensor pulse wheel into
the bearing seal.
50
E46 Models
Right Side Support Housing
325xi
3,46:1
3,23:1
Two drive shafts of equal length are used to
transmit power to the front wheels.