Standard Features of the BMW 3-Series

Engine mounted on vibration dampers.
Digital Motor electronics with electronic grid-controlled ignition and grid-controlled air-mass meter fully sequential fuel injection.
Knock control
Distributorless electronic high-voltage ignition.
Adaptive idle control, cold start and warm-up control program.
Fuel supply with overrun control, self-learning idle speed control.
On-board diagnosis with failsafe function, long-life exhaust system.

325i

Water-cooled 6-cylinder 4-stroke in-line engine, longitudinally mounted and inclined.
Light alloy cylinder head with hemispheric-shaped combustion chambers and 4-valve technology, overhead camshafts running in seven bearings, hydraulic valve adjustment.
Variable intake valve timing.

318i

Water-cooled 4-cylinder 4-stroke in-line engine, longitudinally mounted and inclined.
16-valve light alloy cylinder head with bi-concave combustion chambers, two overhead camshafts with five bearings, crankshaft running in five bearings with eight counterweights.

Front engine, rear-wheel drive.
Dual mass flywheel
Hydraulically actuated single-plate clutch with diaphragm spring and torsional vibration damper, automatic adjustment for wear.
5-speed manual transmission, synchromesh also on reverse gear.
MacPherson strut front axle.
Central-link rear axle with two transverse links, longitudinal links and subframe noise insulation.
Twin-tube gas pressure shock absorbers front and rear.
Hydraulically assisted, engine speed-sensitive power steering.
Twin-circuit brake system, asbestos-free clutch and brake pads, floating-caliper disc brakes front/rear.
ABS (anti-lock braking system).
325i: All season tires.

Four-door sedan.
Extremely rigid monocoque. All-steel bodywork welded to the floor assembly with torsionally rigid safety cell on all planes.
Front and rear crumple zones with pre-determined deformation.
Integrated roof crossbar, all-around body reinforcement, and fuel tank embedded in rigid support frame
Fuel tank capacity: 17.2 gallons.
Extensive use of galvanized sheet metal for corrosion resistance.
Three-stage door sealing system for reduced wind noise
Flush-mounted windshield, rear and side windows.
Tool kit in luggage compartment lid.
Fully lined luggage compartment.

Free-form halogen headlights integrated with cover. Integral foglights (325i only).
Front/rear integrated bumpers equipped with impact absorbers for body protection in impacts up to 2.5 mph.
Engine compartment lid rising up toward windshield with partly covered windshield wiper shafts.
Extra low trunk lid cutout at the rear.
Large, split rear light clusters with separate direction indicators.
Engine compartment and luggage compartment lids supported when open by gas-pressure struts
Windshield and rear window bonded flush with car body.
Green tint heat-insulating glass all around.
Central locking system with double security locks.

Lockable, illuminated glove compartment including rechargeable flashlight.
Upper half of instrument panel in soft-skin finish.
Arm rest and map pocket integrated into door.
Dual lighted visor vanity mirrors and two map reading lights.
Center console with storage bins.
Front seats adjustable with ergonomic controls for reach and backrest angle
Seats made of multi-zone foam padding with steel base springs.
Seat nets on back of front seats.
Ergonomic belt system with rear belt buckles at the outside.
SRS (supplemental restraint system) with driver and front passenger airbag and knee bolster.
325i: Electric front seats.

BMW 3-Series Safety & Technology
BMW 3-Series Convertibles
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