Buick Regal/Regal GS - 2013

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Overview

Models:

2013 Buick Regal Luxury Sport Sedan with eAssist, Regal Turbo and Regal GS

Body style / driveline:

four-door, five-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

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Engines

 

Ecotec 2.4L DOHC I-4 (LUK)

Ecotec 2.0L DOHC I-4 Turbo and High-Output Turbo (LHU)

Application:

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 / 232.2 @ 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

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):

25 / 36

20 / 32 (Turbo manual)
18 / 29 (Turbo automatic)
19 / 27 (GS manual)
19 / 27 (GS automatic)

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Transmissions

 

Hydra-Matic 6T40

Hydra-Matic 6T50

Type:

six-speed transverse, electronically controlled, automatic overdrive

six-speed transverse, electronically controlled, automatic overdrive

Application:

std w/ 2.4L eAssist

std. w/ 2.0L Turbo

Gear ratios (:1):

 

 

First

4.58

4.58

Second

2.96

2.96

Third

1.91

1.91

Fourth

1.45

1.45

Fifth

1.00

1.00

Sixth

0.75

0.75

Reverse

2.94

2.94

Final Drive

2.64

3.23

 

Transmissions (continued)

 

GM F40-6

Aisin AF40

Type:

six-speed manual

six-speed transverse, electronically controlled, automatic overdrive

Application:

opt. w/ 2.0L and GS

std on GS

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

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Electric Drive System (Regal With eAssist)

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

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Chassis/Suspension

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 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 turbo)

Traction control:

all-speed using engine torque reduction and brake intervention

Steering type:

electric rack-and-pinion power steering (2.4L eAssist)

variable effort rack-and-pinion power steering (Turbo)

variable effort power with reduced rack travel (GS)

Steering wheel turns lock-to-lock:

2.68 (18- and 19-inch wheels)

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

35.8 / 10.9 (eAssist); 37.4 / 11.4 (2.0L Turbo)

Steering ratio:

15.2:1

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Brakes

Type:

four-wheel disc w/ABS and electronic stability control

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

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Wheels/Tires

Wheel size and type:

17-inch machined alloy (eAssist)
18-inch 13-spoke painted alloy (std. on Turbo)
18-inch chrome alloy (avail. on Turbo)
19-inch painted machined alloy (avail. on Turbo)
19-inch alloy, 5-Twin Spoke (std. on GS)
20-inch polished alloy, 5-Twin Spoke (avail. 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 (avail. on Turbo; std. on GS)
Pirelli P-Zero P255/35-ZR20 summer rated (avail. on GS)

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Dimensions

Exterior

Wheelbase (in / mm) :

107.8 / 2738

Overall length (in / mm):

190.2 / 4831

Overall width (in / mm):

73.1 / 1857

Overall height (in / mm):

58.4 / 1483

Front track (in / mm):

62.4 / 1585

Rear track (in / mm):

62.5 / 1588

 

Interior

Seating capacity (front / rear):

2 / 3

Headroom (in / mm):

38.8 / 986 (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 (2.4L)

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Capacities

Fuel tank (gal / L):

15.7 / 59.4 (eAssist); 18 / 70 (2.0L)

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)

*SAE certified.

Note: Information shown is current at time of publication.

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Video

Regal eAssist Photos

Contacts