2006 AC Schnitzer ACS4 Sport
Now that the Z4 Roadster has undergone a facelift and at the same time the M-variant, the Z4 M Roadster, was launched, the model range has been completed with a new Z4 Coupe and M Coupé. Not only BMW but also we at AC Schnitzer are thrilled with the range of new Z4 vehicles, and present our interpretations: the AC Schnitzer ACS4 Roadster and the AC Schnitzer ACS4 Coupe.
The complete range soon at your BMW partner:
Engine: Rear differential modification, ratio 3,91:1
Exhaust: Double sports rear silencer incl. chromed tailpipes in
Racing or Sports Trim Design
Transmission: Short Shift sports gear change
Suspension: Racing suspension incl. lowering (25 30 mm),
special sway bar sets, Racing strut brace front axle
Wheels: Light alloy and racing wheels Type III and IV up to 20
Aerodynamic: Carbon front spoiler elements, chromed front grille, side skirts,
rear diffuser, 2-pieced rear wing (only M Roadster),
3-pieced rear wing (only M Coupé), deflector set for fenders,
chrome line set for deflectors, chromed cover for safety bar
(only M Roadster), wind deflector (only M Roadster)
Interior: Carbon interior silver, aluminium accessories, velours floor mats.
In Detail
| engine | Cast Iron Block, Water Cooled, S54 Inline-6 |
| position | Front Longitudinal |
| aspiration | Natural |
| valvetrain | DOHC 4 Valves per Cyl w/Stepless VANOS 2 |
| fuel feed | Not Availablee |
| displacement | 3246 cc / 198.1 in³ |
| bore | 87 mm / 3.43 in |
| stroke | 91 mm / 3.58 in |
| compression | 11.5:1 |
| power | 255.8 kw / 343 bhp @ 7900 rpm |
| specific output | 105.67 bhp per litre |
| torque | 494.87 nm / 365 ft lbs @ 4900 rpm |
| redline | 7900 |
| driven wheels | RWD w/Variable M Differential |
| wheel type | AC Schnitzer Type IV |
| front tires | 245/30 R 20 |
| rear tires | 285/25 R 20 |
| front brakes | Vented Discs w/ABS |
| f brake size | x 300 mm / x 11.8 in |
| rear brakes | Vented Discs w/ABS |
| r brake size | x 294 mm / x 11.6 in |
| front wheels | F 50.8 x 22.9 cm / 20 x 9 in |
| rear wheels | R 50.8 x 25.4 cm / 20 x 10 in |
| f suspension | Strut Axle |
| transmission | 6-Speed Manual |
| gear ratios | :1 |
| final drive | 3.91:1 |
| top speed | ~249.4 kph / 155 mph |
| 0 – 60 mph | ~5.0 seconds |
