For the 2012 model year, two BMW 1-Series Convertible versions are available with inline-6 power: the 128i and the 135i. Powered by a 3.0-liter, 230 horsepower inline-6 engine that generates 200 lb-ft of torque, the 128i Convertible features BMW’s Valvetronic throttle-less intake technology and aluminum/magnesium construction – core elements of BMW’s EfficientDynamics.

The 2012 BMW 135i features BMW’s newest, 3.0-liter inline-6 engine. Equipped with a single, twin-scroll turbocharger and BMW’s revolutionary Valvetronic throttle-less intake technology, the engine produces 300 horsepower and 300 lb-ft of torque. Refered to internally as the “N55?, the engine reaches peak torque at 1,200 rpm and maintains peak torque all the way to 5,000 rpm. With High Precision direct gasoline injectors, optimum performance and fuel efficiency are achieved with even faster engine response across the entire engine speed range. For the 135i Convertible, acceleration from 0-60 mph is accomplished with the standard 6-speed manual transmission in 5.4 seconds.

The 135i can be equipped with BMW’s 7-speed Double Clutch Transmission (DCT), as featured on the BMW Z4 Roadster. Equipped with DCT, the 135i Convertible will accomplish the 0-60 mph sprint in a scorching 5.3 seconds. A 6-speed Steptronic automatic remains o ptional on the 128i. So equipped, the 128i Convertible runs 0-60 mph in 7.0 seconds, or 6.4 seconds with the standard 6-speed manual transmission.

The updated BMW 1-Series Convertible will go on sale in the Spring of 2011.

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Two BMW 1-Series Coupe versions are available with these updates, the BMW 1-Series 128i Coupe and the BMW 1-Series 135i Coupe. Each has been enhanced to improve convenience and comfort for the BMW 1-Series’ fourth model year. Powered by a 3.0-liter, 230 horsepower inline-6 engine that generates 200 lb-ft of torque, the 128i Coupe features BMW’s Valvetronic throttle-less intake technology and aluminum/magnesium construction – core elements of BMW’s EfficientDynamics. The 2012 BMW 135i features BMW’s newest, 3.0-liter inline-6 engine. Equipped with a single, twin-scroll turbocharger and BMW’s revolutionary Valvetronic throttle-less intake technology, the engine produces 300 horsepower and 300 lb-ft of torque. Referred to internally as the “N55?, the engine reaches peak torque at 1,200 rpm and maintains peak torque all the way to 5,000 rpm. With High Precision direct gasoline injectors, optimum performance and fuel efficiency are achieved with even faster engine response across the entire engine speed range. For the 135i Coupe, acceleration from 0-60 mph is accomplished with the standard 6-speed manual transmission in 5.1 seconds.

The 135i can be equipped with BMW’s 7-speed Double Clutch Transmission (DCT), as featured on the BMW Z4 Roadster. Equipped with DCT, the 135i Coupe will accomplish the 0-60 mph sprint in a scorching 5.0 seconds. A 6-speed Steptronic automatic remains optional on the 128i. So equipped, the 128i Coupe runs 0-60 mph in 6.7 seconds, or 6.1 seconds with the standard 6-speed manual transmission.

The BMW 1-Series Coupe features of the M Sport Package include an Aero kit for reduced lift at speed (standard on 135i) , an increased top speed limiter, better brake cooling, and enhanced aesthetics while the Sports Suspension offers higher traction and reduced body roll with unique wheels and performance tires. On the 135i Coupe, the Sports Suspension also includes a high-performance brake system incorporating 6-piston fixed calipers on the front and 2-piston calipers at the rear. Additionally, the M Sport Package for both models includes BMW Individual high-gloss Shadowline exterior trim, sport seats, BMW Individual anthracite headliner, and M branded trim components including driver footrest, gearshift knob (for manual transmission), and door sills. Finally, LeMans Blue Metallic exterior paint is available exclusively when the M Sport Package is ordered.

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