2003 BMW Z4 Specifications

Z4 2-Door Roadster 2.5i
MSRP based on Z4 2-Door Roadster 2.5i
 

Quick Specs

Gas Mileage 20 mpg City/28 mpg Hwy
Engine Gas 6-Cyl, 2.5
EPA Class Two-Seater
Style Name Roadster
Drivetrain Rear Wheel Drive
Passenger Capacity 2
Passenger Doors 2
Body Style Convertible
Transmission 5-speed manual transmission w/direct 5th gear

Dimensions

Vehicle
EPA Classification Two-Seater
Weight Information
Base Curb Weight (lbs) 2932
Interior Dimensions
Front Shoulder Room (in) 52.5
Front Head Room (in) 37.3
Passenger Capacity 2
Front Hip Room (in) - TBD -
Front Leg Room (in) 42.0
Passenger Volume (ft³) 57.0
Exterior Dimensions
Track Width, Front (in) 58.0
Width, Max w/o mirrors (in) 70.1
Liftover Height (in) - TBD -
Wheelbase (in) 98.2
Track Width, Rear (in) 60.0
Height, Overall (in) 50.1
Length, Overall (in) 161.0
Min Ground Clearance (in) - TBD -
Cargo Area Dimensions
Trunk Volume (ft³) 10.2

Fuel Economy

Fuel Tank
Fuel Tank Capacity, Approx (gal) 14.5
Mileage
EPA Fuel Economy Est - City (MPG) 20
EPA Fuel Economy Est - Hwy (MPG) 28

Performance Specs

Engine
SAE Net Horsepower @ RPM 184 @ 6000
Displacement 2.5/152
Engine Order Code NA
SAE Net Torque @ RPM 175 @ 3500
Fuel System SMPI
Engine Type Gas 6-Cyl
Transmission
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) 1.00
Trans Type 5
Third Gear Ratio (:1) 1.66
Clutch Size (in) - TBD -
Drivetrain Rear Wheel Drive
First Gear Ratio (:1) 4.23
Sixth Gear Ratio (:1) NA
Trans Description Cont. Manual
Fourth Gear Ratio (:1) 1.22
Final Drive Axle Ratio (:1) 3.46
Trans Order Code NA
Second Gear Ratio (:1) 2.52
Reverse Ratio (:1) 4.04
Brakes
Front Brake Rotor Diam x Thickness (in) 11.25 x - TBD -
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) NA
Brake Type Pwr-Assisted
Rear Brake Rotor Diam x Thickness (in) 11.0 x - TBD -
Disc - Rear (Yes or ) Yes
Brake ABS System 4-Wheel
Drum - Rear (Yes or ) NA
Steering
Turning Diameter - Wall to Wall (ft) - TBD -
Lock to Lock Turns (Steering) 3.0
Steering Type Pwr Rack & Pinion
Turning Diameter - Curb to Curb (ft) 32.0
Steering Ratio (:1), Overall 13.7
Tires
Rear Tire Size P225/50R16
Spare Tire Order Code NA
Front Tire Order Code NA
Spare Tire Size Compact
Front Tire Size P225/50R16
Rear Tire Order Code NA
Wheels
Rear Wheel Material Alloy
Spare Wheel Size (in) Compact
Front Wheel Size (in) 16 x 7.0
Spare Wheel Material - TBD -
Front Wheel Material Alloy
Rear Wheel Size (in) 16 x 7.0
Suspension
Shock Absorber Diameter - Front (mm) - TBD -
Suspension Type - Front (Cont.) w/Lower Arms
Stabilizer Bar Diameter - Rear (in) - TBD -
Suspension Type - Front Strut Type
Shock Absorber Diameter - Rear (mm) - TBD -
Suspension Type - Rear (Cont.) w/Transverse Links
Suspension Type - Rear Central Link
Stabilizer Bar Diameter - Front (in) - TBD -

Safety Features

Safety
Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) Yes
Air Bag-Side Body-Front Yes
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front No
Air Bag-Side Head-Rear No
Brakes-ABS Yes
Child Safety Rear Door Locks No
Daytime Running Lights No
Traction Control Yes
Night Vision No
Rollover Protection Bars No
Fog Lamps No
Parking Aid No
Tire Pressure Monitor Yes
Back-Up Camera No
Stability Control Yes
Other Features 4-wheel anti-lock brake system (ABS)
Driver/passenger airbag Supplemental Restraint System (SRS)...
Side-impact airbags
Driver/passenger knee airbags
Safety belts w/force limiters & pyrotechnical tensioning system
Isofix attachment of child-restraint safety seat
Crash sensor (automatically activates interior lights, unlocks...
Traction control w/Dynamic Stability Control (DSC)

Warranty

Warranty
Basic Miles/km 50,000
Basic Years 4
Corrosion Miles/km Unlimited
Corrosion Years 6
Drivetrain Miles/km 50,000
Drivetrain Years 4
Roadside Assistance Miles/km 50,000
Roadside Assistance Years 4

Other Specs

Cooling System
Total Cooling System Capacity (qts) - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary) - TBD -
Maximum Alternator Capacity (amps) 120
Trailering
Wt Distributing Hitch - Max Trailer Wt. (lbs) N/A
Dead Weight Hitch - Max Trailer Wt. (lbs) N/A
Wt Distributing Hitch - Max Tongue Wt. (lbs) N/A
Dead Weight Hitch - Max Tongue Wt. (lbs) N/A
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