2009 BMW 550I
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Performance and Efficiency
4.8-liter, 360-horsepower 32-valve V-8 engine with 4 overhead camshafts, aluminum engine block and cylinder heads, Valvetronic system, 2-stage air intake manifold, and Double-VANOS steplessly variable valve timing
Direct ignition system with knock control
Electronically controlled engine cooling (map cooling)
6-speed manual transmission1
Handling, ride and braking
Aluminum double-pivot-type front suspension
Aluminum 4-link integral rear suspension
Front and rear anti-roll (stabilizer) bars
Aluminum front and rear subframes
Twin-tube gas-pressure shock absorbers
4-wheel ventilated anti-lock disc brakes (ABS) with Dynamic Brake Control (DBC)
Vehicle-speed-sensitive variable-assist (Servotronic), variable-ratio power steering
Dynamic Stability Control (DSC), including Comfort Stop, Brake Fade Compensation, Start-off Assistant, Brake Drying, and Brake Stand-by features; with Dynamic Traction Control (DTC)
Instrumentation and Controls
3-spoke leather-wrapped multi-function steering wheel with controls for audio system, cruise control, and Bluetooth® wireless communication for hands-free mobile phone7
Electronic analog speedometer and tachometer and LCD main and trip odometers
Check Control vehicle monitor system
Start/Stop button
iDrive system with on-board computer and Controller, and 6 programmable memory buttons
Exterior temperature display with alarm for freezing temperatures
Vehicle & Key Memory
Tire Pressure Monitor
Exterior and Aerodynamics
17 x 8.0 Star Spoke (Style 245) cast alloy wheels, 225/50R-17 all-season tires
Xenon Adaptive Headlights with dynamic auto-leveling
Automatic headlight control
Halogen free-form foglights
Park Distance Control (front and rear) with graphic display
Rain-sensing windshield wipers with adjustable speed
Power adjustable, heated, body-color side-view mirrors
Metallic paint
Chrome Line exterior trim
Interior seating
Dakota Leather upholstery and door trim
10-way power front seats with power head restraints
4-way power lumbar support for front seats
Memory system for driver’s seat, side-view mirrors, and steering wheel position
Open storage compartments in all doors and front seatback storage
Adjustable front center armrest
Dual center console compartments with provision for phone handset
Fold-up rear seat center armrest
Comfort and convenience
Automatic climate control with separate left/right temperature and air distribution controls, with automatic air recirculation
Micro-filter ventilation system with replaceable active-charcoal filters
2-way power glass moonroof with remote, expanded “one-touch” operation, anti-trapping feature, and sliding interior sunshade
Automatic tilt-down of passenger’s side-view mirror (when car is shifted into reverse gear)
Power tilt and telescopic steering wheel with automatic tilt-up
Power windows with key-off and “one touch” up and down operation both front and rear, anti-trapping feature, opening from remote, and closing from exterior lock
Keyless entry with multi-function remote control
Interior courtesy lights with automatic dimming function
Front map lights and rear reading lights with separate controls for the left and right
Automatic-dimming interior rear-view mirror and power-folding exterior side-view mirrors
Dual front sun visors with illuminated mirrors
Dual cupholders in front and rear
Fully finished trunk with drop-down tool kit and interior trunk release
Integrated 3-button Universal garage-door opener
Power outlet in front passenger’s footwell, back of center console, and in trunk
Glove compartment
Safety and security
Driver’s and passenger’s front airbag supplemental restraint system (SRS) with dual-threshold deployment, 2-stage Smart Airbags
Front-and rear-seat Head Protection System
Front-seat side-impact airbags
Front safety belts with automatic pretensioners and force limiters
Automatic locking retractors (ALR) on all safety belts (for installation of child-restraint seats)
Interlocking door anchoring system to help protect against door intrusion in side impacts
BMW’s Advanced Safety System for integrated deployment of passive and active safety features
Impact sensor that activates Battery Safety Terminal disconnect of alternator, fuel pump and starter from battery; and turns on hazard lights, interior lights and unlocks doors
Coded Driveaway Protection (prevents engine start when your key with constantly changing electronic code is not used)
Remote keyless entry security alarm system with selective unlocking and double-lock feature (programmed at BMW center), remote trunk opening, interior motion detector, and panic feature
Adaptive Brake Lights
BMW Assist™ with Bluetooth® wireless technology for hands-free calling (with Bluetooth-enabled mobile phone7), phonebook downloading and speech recognition capabilities
Audio system
Anti-theft AM/FM stereo/CD audio system with 10 speakers, Auto-Store, FM diversity antenna system, and MP3 capabilities
Pre-wiring for BMW center installation of BMW 6-disc CD changer and SIRIUS Satellite Radio
Auxiliary audio input
BMW Ultimate Service™
BMW Ultimate Service is a collection of services that comes with all new BMWs, at no charge, for four years or 50,000 miles, whichever comes first. It includes the BMW Maintenance Program, which covers all factory-recommended maintenance and items that need replacement due to normal wear and tear; unlimited-mileage Roadside Assistance; a New Vehicle Limited Warranty; and a four-year, unlimited mileage subscription to the BMW Assist™ Safety Plan.

Among the features of BMW Assist is our exclusive TeleService, a benefit that allows your car to contact your BMW center directly when it needs service or maintenance.


 

 
Weight
Unladen - Manual Transmission 3946 lbs
Unladen - STEPTRONIC automatic Transmission 3968 lbs
Unladen - Sport Automatic transmission TBD lbs
Weight distribution, front/rear - Manual Transmission 51.4/48.6 %
Weight distribution, front/rear - STEPTRONIC automatic Transmission 51.7/48.3 %
Weight distribution, front/rear - Sport Automatic transmission TBD/TBD %
Engine
Liter/type 4.8/V-8
Bore/stroke 3.66x3.48 inch
Nominal output/rpm 360/6300 hp
Max. torque/rpm 360/3400 lb-ft
Compression ratio 10.5 :1
Fuel grade Unleaded premium
Transmission
Manual gear ratios - I/II/III 4.06/2.40/1.58 :1
Manual gear ratios - IV/V/VI/R 1.19/1.00/0.87/3.68 :1
Manual gear ratios - Final drive ratio 2.93 :1
STEPTRONIC automatic gear ratios - I/II/III 4.17/2.34/1.52 :1
STEPTRONIC automatic gear ratios - IV/V/VI/R 1.14/0.87/0.69/3.40 :1
STEPTRONIC automatic gear ratios - Final drive ratio 3.38 :1
Performance
Drag coefficient 0.29 Cd
Top speed 1 150 mph
Acceleration 0-60 mph - Manual transmission 2 5.4 sec
Acceleration 0-60 mph - STEPTRONIC automatic Transmission 2 5.5 sec
Acceleration 0-60 mph - Sport Automatic transmission 2 TBD sec
Fuel Consumption
Manual Transmission - City/Highway 15/22 mpg
STEPTRONIC automatic Transmission - City/Highway 15/23 mpg
Fuel capacity 18.5 US gal
Tires and Wheels
Tire dimensions 225/50R-17
Wheel dimensions 17 x 8.0
Material cast alloy
Brakes
Front - diameter 13.7 in
Rear - diameter 13.6 in



Figures in ( ) apply to vehicles with automatic transmission.
1: Top speed limited electronically.
2: EPA-estimated figures are for comparison purposes only. Your actual mileage may vary, depending on speed, driving habits, trip length, and driving conditions; actual highway mileage will most likely be lower.

 

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