News United States

Models:

2012 Buick Regal Luxury Sport Sedan, Regal with eAssist, Regal Turbo and Regal GS

Body style / driveline:

four-door, 5-passenger front engine transaxle. front-wheel-drive midsize vehicle

Construction:

steel body frame integral (unibody) with front and rear crumple zones; galvanized steel front fenders, hood, roof, door panels, one-piece bodyside outer panel, thermal plastic olefin (TPO) bumper fascias

EPA vehicle class:

midsize

Manufacturing location:

Oshawa, Ontario, Canada

Key competitors:

Acura TSX, Volkswagen CC, Volvo S60, Lexus IS 250, Audi A4, Infiniti G25

Ecotec 2.4L DOHC I-4

Ecotec 2.0L DOHC I-4 Turbo and High-Output Turbo

Application:

Regal (LEA) and Regal eAssist (LUK)

Regal Turbo and Regal GS

Displacement (cu in / cc):

145 / 2384

122 / 1998

Bore and stroke (in / mm):

3.46 x 3.85 / 88 x 98

3.39 x 3.39 / 86 x 86

Block material:

precision sand cast aluminum

cast aluminum

Cylinder head material:

SPM cast aluminum

cast aluminum

Valvetrain:

overhead camshafts, four-valves per cylinder, continuously variable valve timing for intake and exhaust

overhead camshafts, four-valves per cylinder, continuously variable valve timing for intake and exhaust

Ignition system:

individual coil-on-plug

individual coil-on-plug

Fuel delivery:

direct injection and electronic throttle control

direct injection and electronic throttle control

Compression ratio:

11.2:1

9.2:1

Horsepower (hp / kW @ rpm):

182 / 136 @ 6700 rpm*

220 / 164 @ 5300 (est. Turbo)

270 / 201 @ 5300 (GS)*

Torque (lb-ft / Nm @ rpm)

172 / 233 @ 4900 rpm*

260 / 353 @ 2000 (est. Turbo)

295 / 400 @ 2400 (GS)*

Recommended fuel:

regular unleaded or E85 ethanol on Sport Sedan

premium recommended, but not required; or E85 ethanol on Turbo

Max engine speed:

7000 rpm

6350 rpm

Emissions controls:

close-coupled, catalytic converter; continuously variable valve timing; positive crankcase ventilation evaporative system; supplemental air injection system, partial zero emissions vehicle capable (eAssist)

close-coupled catalytic converter; continuously variable valve timing; 58x ignition system; returnless fuel rail; wide-range O² sensor

EPA fuel economy (city / hwy)

19 / 31 (sedan)

25 / 36 (sedan w/ eAssist)

20 / 32 (Turbo manual)

18 / 29 (Turbo automatic)

19 / 27 (GS manual)

TBD (GS automatic)

Hydra-Matic 6T45

Hydra-Matic 6T40

Hydra-Matic 6T50

Type:

six-speed transverse, electronically controlled, automatic overdrive

six-speed transverse, electronically controlled, automatic overdrive

six-speed transverse, electronically controlled, automatic overdrive

Application:

std. w/ 2.4L

std. and only available with w/ 2.4L eAssist

std. w/ 2.0L Turbo

Gear ratios (:1):

First

4.58

4.58

4.58

Second

2.96

2.96

2.96

Third

1.91

1.91

1.91

Fourth

1.45

1.45

1.45

Fifth

1.00

1.00

1.00

Sixth

0.75

0.75

0.75

Reverse

2.94

2.94

2.94

Final Drive

3.23

2.64

3.23

GM F40-6

Aisin AF40

Type:

six-speed manual

six-speed transverse, electronically controlled, automatic overdrive

Application:

opt. w/ 2.0L Turbo; std. on GS

opt. on GS (later availability)

Gear ratios (:1):

First

3.92

4.15

Second

2.04

2.37

Third

1.32

1.56

Fourth

0.95

1.16

Fifth

0.76

0.86

Sixth

0.62

0.69

Reverse

3.75

3.39

Final Drive

3.76

3.33

Type:

belt-driven, liquid-cooled motor/generator unit and lithium-ion battery system; air-cooled power electronics and battery pack

Maximum electric generating power:

15 kW @ 1570-3180 rpm

Maximum electric motor torque (cranking):

110 lb.-ft. / 150 Nm

Maximum electric motor torque (electric assist):

79 lb.-ft. / 107 Nm @ 1,000 rpm

Maximum electric motor power (electric assist):

15 hp / 11.2 kW @ 1,000-2,200 rpm

Lithium-ion battery:

115V, 0.5-kWh, 15 kW peak power

Front:

independent, MacPherson strut-type with dual-path mountings, specifically tuned coil springs, direct-acting stabilizer bar (hollow); hydraulic ride bushings; continuous damping control (Interactive Drive Control System) opt. on models equipped with 2.0L high-output turbo and std on GS

HiPer Strut (std. on GS)

Rear:

four-link independent rear; hollow stabilizer bar; continuous damping control (IDCS available on models equipped with 2.0L high-output turbo)

Traction control:

all-speed using engine torque reduction and brake intervention

Steering type:

electric rack-and-pinion power steering (2.4L and eAssist) hydraulic, specifically calibrated rack-and-pinion power steering; variable-effort (2.0L turbo and GS)

Steering wheel turns lock-to-lock:

2.68 (18- and 19-inch wheels)

Turning circle, curb-to-curb (ft / m):

37.4 / 11.4

Steering ratio:

15.2:1

Type:

four-wheel disc w/ABS (w/ESC)

Brake rotor diameter – front
(in / mm):

2.4L: 11.7 / 296 vented; single-piston, cast iron caliper
2.0L (Turbo): 12.6 / 321 vented; single-piston, cast iron caliper
2.0L (GS): 14.0 / 355 vented; four-piston, aluminum Brembo caliper

Brake rotor diameter – rear
(in / mm):

2.4L: 11.5 / 292 solid; single-piston, aluminum caliper
2.0L (Turbo and GS): 12.4 / 315 vented; single-piston, aluminum caliper

Wheel size and type:

17-inch machined alloy (eAssist)
18-inch 13-spoke painted alloy (std.)
18-inch chrome alloy (opt.)
19-inch aluminum (opt. on Turbo)
19-inch alloy, 5-Twin Spoke (std. on GS)
20-inch polished alloy, 5-Twin Spoke (opt. on GS)

Tires:

P235/50R17 low rolling-resistance all season (std. on eAssist)
Michelin Pilot MXM4 P235/50R18 (std. on Sedan and Turbo)
Goodyear Eagle RSA P245/40R19 (opt. on Turbo, std. on GS)
Pirelli P-Zero P255/35-ZR20 summer rated (opt. on GS)

Wheelbase (in / mm) :

107.8 / 2738

Overall length (in / mm):

190.2 / 4831

Overall width (in / mm):

73.1 / 1811

Overall height (in / mm):

58.4 / 1483

Front track (in / mm):

62.4 / 1585

Rear track (in / mm):

62.5 / 1587

Seating capacity (front / rear):

2 / 3

Headroom (in / mm):

38.8 / 985 (front)
36.8 / 935 (rear)

Legroom (in / mm):

42.1 / 1069 (front)
37.3 / 947 (rear)

Shoulder room (in / mm):

56.7 / 1440 (front)
54.4 / 1382 (rear)

Hip room (in / mm):

55.4 / 1407 (front)
52.3 / 1328 (rear)

EPA passenger volume
(cu ft / L) :

96.81 / 2741

EPA interior volume (cu ft / L):

111.1 / 3146

Cargo volume (cu ft / L):

14.2 / 402
11.1 / 314.3 (eAssist)

Fuel tank (gal / L):

18.5 / 70

Engine oil (qt / L):

2.4L: 5.0 / 4.7
2.0L: 6.3 / 6.0

Curb weight (lb / kg):

3600 / 1633 (2.4L)
3671 / 1665 (2.0L Turbo)
3710 / 1683 (2.0L GS)