| Model year | 2011 |
| Make | BMW |
| Model | 135i |
| Style | 2dr coupe (3.0L 6cyl Turbo 7AM) |
| Base MSRP | $37,225 |
| Options on test vehicle | Premium Package ($1,950); Sport Package ($1,100 -- includes Shadowline exterior window trim, M steering wheel, increased top-speed limiter, eight-way manually adjustable sport seats with adjustable lateral support bolsters, two-way headrests and thigh support); Seven-Speed Dual-Clutch Transmission ($1,575); Keyless Entry/Ignition ($500); Heated Front Seats ($500). |
| As-tested MSRP | $42,850 |
| Drive type | Rear-wheel Drive |
| Engine type | Turbocharged, direct-injected, inline-6, gasoline |
| Displacement (cc/cu-in) | 2,979cc (182 cu-in) |
| Block/head material | Aluminum/aluminum |
| Valvetrain | DOHC, four valves per cylinder, variable intake-valve timing |
| Compression ratio (x:1) | 10.2 |
| Horsepower (hp @ rpm) | 300 @ 5,800 |
| Torque (lb-ft @ rpm) | 300 @ 1,200 |
| Fuel type | Premium unleaded (required) |
| Transmission type | Seven-speed automated manual |
| Transmission and axle ratios (x:1) | I = 4.730; II = 3.056; III = 2.153; IV = 1.678; V = 1.390; VI = 1.203; VII = 1.000; FD = 2.563 |
| Suspension, front | Independent MacPherson struts, coil springs, monotube dampers, dual-pivot split lower control arms and stabilizer bar |
| Suspension, rear | Independent multilink, coil springs, monotube dampers, stabilizer bar |
| Steering type | Hydraulic-assist, speed-proportional, rack-and-pinion power steering |
| Steering ratio (x:1) | 16.0 |
| Tire brand | Bridgestone |
| Tire model | Potenza RE050A |
| Tire type | Asymmetrical summer, high-performance |
| Tire size, front | P215/40R18 85Y |
| Tire size, rear | P245/35R18 88Y |
| Wheel size | 8.5-by-18 inches |
| Wheel material | Cast aluminum |
| Brakes, front | 13.3-inch ventilated discs with 6-piston fixed calipers |
| Brakes, rear | 12.8-inch ventilated discs with 2-piston fixed calipers |
| EPA fuel economy (mpg) | 18 city/25 highway |
| Fuel tank capacity (U.S. gal.) | 14.0 |
| Length (in.) | 172.2 |
| Width (in.) | 68.8 |
| Height (in.) | 55.4 |
| Wheelbase (in.) | 104.7 |
| Track, front (in.) | 57.9 |
| Track, rear (in.) | 58.9 |
| Turning circle (ft.) | 35.1 |
| Legroom, front (in.) | 41.5 |
| Legroom, rear (in.) | 32.1 |
| Headroom, front (in.) | 37.9 |
| Headroom, rear (in.) | 37.1 |
| Shoulder room, front (in.) | 54.0 |
| Shoulder room, rear (in.) | 53.4 |
| Seating capacity | 4 |
| Cargo volume (cu-ft) | 10.0 |
| Bumper-to-bumper | 4 years/50,000 miles |
| Powertrain | 4 years/50,000 miles |
| Corrosion | 12 years/Unlimited miles |
| Roadside assistance | 4 years/Unlimited miles |
| Free scheduled maintenance | 4 years/50,000 miles |
| Front airbags | Standard |
| Side airbags | Standard |
| Head airbags | Standard |
| Antilock brakes | Standard |
| Electronic brake enhancements | Cornering brake control; dynamic brake control; dry braking control |
| Traction control | Standard |
| Stability control | Standard |
| Tire-pressure monitoring system | Standard |
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