Third body version of the new BMW M3; high-performance convertible from BMW M GmbH unique in its design and technical features; developed on the basis of the BMW 3 Series Convertible; consistent orientation to the high-performance character typical of BMW M, as with the BMW M3 Coupe and the BMW M3 Saloon. Car concept with a consistent, unique tradition: Fourth generation of both the BMW M3 Convertible and the BMW M3 Coupe.
Unique combination of outstanding driving dynamics with aesthetic looks, unparalleled experience of open-air motoring and superior everyday driving qualities in that special combination specific to BMW M. Electrohydraulically operated retractable hardtop ensuring supreme performance in the BMW M3 Convertible with nothing but the sky above.
Authentic BMW M design as the expression of superior drive power; aluminium engine lid with striking powerdome; characteristic front end with large air intakes; powerfully flared wheel arches; specific BMW M interpretation of the classic lines of a BMW Convertible with its dynamically stretched silhouette, low waistline and muscular, low-slung rear end; gill elements in the front side walls; M-specific side sills contoured even more specifically towards the rear of the car as a visual tribute to rear-wheel drive; rear air dam with diffuser optimising the flow of air beneath the car; dual tailpipes typical of BMW M.
Exclusive driving experience: The unique power and performance of a BMW M3 combined with an incomparably intense experience of the sun and wind unique to a BMW Convertible.
The BMW M3 Convertible is powered by BMW M’s brand-new V8 displacing 4.0 litres and developing maximum output of 309 kW/420 hp; maximum torque is 400 Nm/295 lb-ft at 3,900 rpm; maximum engine speed 8,400 rpm, optimum muscle and thrust throughout the entire range of engine speed.
Individual throttle butterflies, variable double-VANOS camshaft control, Brake Energy Regeneration; engine 15 kg lighter than the six-cylinder power unit on the former model.
2008 BMW M3 Convertible Gallery
See full 2008 BMW M3 Convertible Gallery here
In Detail
| engine | MS S60 Aluminum/Silicon Alloy V8 |
| position | Front Longitudinal |
| aspiration | Natural |
| valvetrain | DOHC, 4 Valves per Cyl w/double-VANOS |
| fuel feed | Fuel injection |
| displacement | 3999 cc / 244.0 in³ |
| bore | 92 mm / 3.62 in |
| stroke | 75.2 mm / 2.96 in |
| compression | 12.0:1 |
| power | 313.2 kw / 420 bhp @ 8300 rpm |
| specific output | 105.03 bhp per litre |
| bhp/weight | 511.57 bhp per tonne |
| torque | 399.97 nm / 295 ft lbs @ 3900 rpm |
| body / frame | E92 Unit Steel |
| driven wheels | RWD w/M Differential Lock |
| wheel type | Forged Aluminum |
| front tires | 245/40 ZR18 |
| rear tires | 265/40 ZR18 |
| front brakes | Disics w/Single Piston Calipers |
| rear brakes | Disics w/Single Piston Calipers |
| front wheels | F 45.7 x 21.6 cm / 18 x 8.5 in |
| rear wheels | R 45.7 x 24.1 cm / 18 x 9.5 in |
| steering | Rack & Pinion |
| f suspension | MacPherson Struts w/Strut Tiebar, |
| r suspension | Five-Arm Multi-Link |
| curb weight | 821 kg / 1810 lbs |
| wheelbase | 2761 mm / 108.7 in |
| front track | 1540 mm / 60.6 in |
| rear track | 1339 mm / 52.7 in |
| length | 117221 mm / 4615 in |
| width | 1804 mm / 71.0 in |
| height | 1392 mm / 54.8 in |
| transmission | SG6 6-Speed Manual |
| gear ratios | 4.055:1, 2.369:1, 1.582:1, 1.192:1, 1.000:1, 0.872:1 |
| 0 – 60 mph | ~4.7 seconds |
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