2004 BMW Z4 Roadster - In Depth

Press Release

2004 BMW Z4 Roadster - In Depth

Product highlights

Z4 roadster 2.5i & Z4 roadster 3.0i

General

• New generation of BMW roadsters, successor to Z3 Series; all-new vehicles except for evolutionary engines
• Available in two models: Z4 2.5i at $33,895 base price including destination; Z4 3.0i at $41,045
• Built at BMW's Spartanburg, South Carolina production plant
• U.S. sales January-August '03: over 13,000.

What's new for 2004

• Rain-sensing windshield wipers and automatic headlight control newly standard
• BMW Assist, a suite of convenience and safety services built around an integrated wireless communication and positioning system, is newly offered as part of the Premium Package or as a stand-alone option.
• Multi-function wheel with audio controls
• Preparation for a removable hardtop, offered as an option
• New interior upholstery combination - Dream Red/Black - offered for leather interiors

Performance & efficiency

• DOHC 24-valve inline 6-cylinder engine with Double VANOS steplessly variable valve timing: 2.5 liter/184 hp (2.5i) or 3.0 liter/225 hp (3.0i)
• Choice of manual transmission, optional Sequential Manual Gearbox (SMG) or STEPTRONIC automatic transmission

Handling, ride & braking

• High-rigidity roadster body/chassis unit with aluminum hood
• Strut-type front suspension with forged-aluminum lower arms
• Central Link rear suspension with cast-aluminum upper transverse links
• Vehicle-speed-sensitive electric power steering
• 4-wheel disc brakes
• Dynamic Stability Control (traction and stability system)
• Run-Flat Tire Combination (RFC), including Flat Tire Monitor
• Generously dimensioned wheels and tires
• Performance-rated tires (V- or W-rated)

Exterior & aerodynamics

• Unique roadster design, featuring interplay of convex and concave surfaces, traditional and contemporary style elements
• Adaptive brake lights (brightness increases with harder braking)
• Rain-sensing windshield wipers
• Easy-to-operate manual softtop with heated glass rear window
• Model identifying script on front flanks

Ergonomics, luxury & convenience

• Remote entry with multi-function remote
• Dual power outside mirrors
• Automatic headlight control (switches on headlights and related lighting when ambient light drops below a certain level)
• Leather-covered tilt/telescopic multi-function sport steering wheel
• 6-way adjustable manual sport seats
• Outside-temperature display
• Power windows with 1-touch operation (driver), power sealing system
• Manual climate control with microfilter ventilation
• Anti-theft AM/FM/CD audio system with Radio Data System, 10 speakers
• Pre-wiring for phone and CD changer
• Variable softtop compartment

Safety & security

• Front-impact Supplementary Restraint System with 2-stage Smart Airbags
• Automatic safety-belt tensioners and force limiters
• Active Knee Protection
• Isofix attachment of child-restraint safety seat
• Passenger-airbag de-activation switch and indicator
• Side-impact airbags
• Rollover Protection
• Battery Safety Terminal
• Central locking system
• Coded Driveaway Protection (immobilizer system)
• Pre-wiring for alarm system

Factory-installed options

• Premium, Convenience and Sport Package available for each model
• Sport Package includes Dynamic Driving Control (Sport button)
• 5-speed STEPTRONIC automatic transmission
• 6-speed Sequential Manual Gearbox 2
• Cruise control (2.5i only)
• Xenon headlights
• Front fog lights plus heated outside mirrors and windshield-washer jets (2.5i only)
• High-intensity headlight cleaning system (special order)
• Fully automatic power softtop
• Wide range of upholstery and interior trim options
• On-board Computer (2.5i only)
• On-board DVD-based Navigation System (2.5i requires Convenience Package)
• Premium audio system (2.5i only)
• 8-way power seats with 3-way driver's-seat memory
• Heated seats
• Hardtop Prep
• BMW Assist

BMW Center-installed accessories

• Alarm system
• 6-disc CD changer
• Wind deflector
• Trunk-mount carrier rack
• Hard top

Z4 3.0i

Performance & efficiency

• More powerful engine (3.0 liter/225 hp)
• 6-speed manual transmission

Handling, ride & braking

• 4-wheel ventilated disc brakes
• Standard 17-in. wheels and tires
• Sport Package wheels and tires are 18-in., in differentiated front/rear sizes

Exterior & aerodynamics

• Standard front fog lights
• Standard heated outside mirrors and windshield-washer jets
• Anthracite-color vertical grille slats and headlight surrounds

Ergonomics, luxury & convenience

• Standard cruise control
• Standard On-board Computer
• Standard leather upholstery and brushed-aluminum interior trim
• Standard premium audio system

Factory options

• Extended Leather upholstery

1 - VANOS = VAriable NOckenwellen Steuerung = variable camshaft control, or variable valve timing.
2 - Sport Package (ZSP) required
3 - Due to low-profile tires, please note: Wheels, tires and suspension parts are more susceptible to road hazard and consequential damages.