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M, the most uncompromising letter in the world? Image by James Jenkins.

M, the most uncompromising letter in the world?
The Z4 M Coupé is the hardcore BMW we've been waiting for, but is it a little too uncompromising for some?

   


Reviews homepage -> BMW reviews -> 2006 BMW Z4 M Coupé -> technical specifications

 
Performance, emissions & economy

Top speed (mph): 155
0-62 mph (seconds): 5.0

Urban mpg: 15.5
Extra urban mpg: 32.8
Combined mpg: 23.3
CO2 (g/km): 292


Dimensions & weights

Length (mm): 4113
Height (mm): 1287
Width (mm): 1781
Wheelbase (mm): 2497
Front track (mm): 1486
Rear track (mm): 1516
Cargo volume (litres): 245
Gross weight (kg): 1730
Kerb weight (kg): 1495
Fuel tank capacity (litres): 55


 
Engine & transmission

Engine: In-line six-cylinder engine mounted longitudinally in front.

Management: Emissions controlled to Euro IV levels.

Cubic capacity (cc): 3246
Compression ratio: 11.50:1
Bore x stroke (mm): 87.00 x 91.00
Valve gear: Four valves per cylinder.
Max. power (bhp): 343 at 7900 rpm
Max. torque (lb.ft): 269 at 4900 rpm

Transmission: Six-speed manual driving through the rear wheels. M-differential.

Gear ratios:
1st: 4.35:1
2nd: 2.50:1
3rd: 1.67:1
4th: 1.23:1
5th: 1.00:1
6th: 0.85:1
Reverse: 3.93:1
Final drive ratio: 3.62:1


 
Chassis & running gear

Front: Single-joint spring strut axle with multiple track control arms; fixed position ball joint on guide joint, thrust plate, twin-sleeve gas pressure spring struts; anti-squat and anti-dive.

Rear: Central arm axle with separate springs/dampers, twin-sleeve gas pressure.

Steering: Hydraulic power assisted rack and pinion system.

Turning circle diameter (m): 10.50

Brakes: Cross-drilled and vented discs all-round. Front: 345 x 28mm. Rear: 328 x 28mm.

Wheels: Front: 8J x 18-inch. Rear: 9J x 18-inch. Five-spoke M-design alloys.

Tyres: Front: 225/45. Rear: 255/40 R18.







 

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