2012 Corvette Specifications - Base Model and Grand Sport





Below are specifications of the 2012 Corvette base model and Grand Sport including dimensions, engine, transmission, brakes, wheels and more.

Source:  GM Media

Model Lineup | Overview | Engines | Transmission | Chassis/Suspension | Brakes | Wheels/Tires | Dimensions | Capacities

Overview

Models:

Chevrolet Corvette coupe, convertible and Grand Sport coupe, convertible

Body styles / driveline:

two-door hatchback coupe with removable roof or convertible; rear-wheel drive

Construction:

composite body panels, hydroformed steel frame with aluminum and magnesium structural and chassis components

Manufacturing location:

Bowling Green, Ky.

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Engines

 

6.2L V-8 LS3

Displacement (cu in / cc):

376 / 6162

Bore & stroke
(in / mm):

4.06 x 3.62 / 103.25 x 92

Block material:

cast aluminum

Cylinder head material:

cast aluminum

Valvetrain:

overhead valve, two valves per cylinder

Fuel delivery:

SFI (sequential fuel injection)

Lubrication system

dry sump system on the Grand Sport Manual Coupe

Compression ratio:

10.7:1

Horsepower
(hp / kW @ rpm):

430 / 321 @ 5900* w/ std. exhaust
436 / 325 @ 5900* w/ opt. exhaust

Torque
(lb-ft / Nm @ rpm):

424 / 575 @ 4600* w/ std. exhaust
428 / 580 @ 4600* w/ opt. exhaust

Recommended fuel:

premium recommended, not required

EPA estimated fuel economy
(city / hwy):

15 / 25 (automatic)
16 / 26 (manual)

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Transmission

Transmissions

six-speed
manual

six-speed paddle-shift automatic

Application:

std.

opt.

Gear ratios (:1):

 

 

First:

2.66

4.03

Second:

1.78

2.36

Third:

1.30

1.53

Fourth:

1.00

1.15

Fifth:

0.74

0.85

Sixth:

0.50

0.67

Reverse:

2.90

3.06

Final drive ratio:

3.42

2.56

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Chassis/Suspension

 

Corvette

Corvette Grand Sport

Front:

short/long arm ( SLA) double wishbone, cast aluminum upper and lower control arms, transverse-mounted composite leaf spring, monotube shock absorber

short/long arm ( SLA) double wishbone, cast aluminum upper and lower control arms, transverse-mounted composite leaf spring, monotube shock absorber

Rear:

short/long arm ( SLA) double wishbone, cast aluminum upper and lower control arms, transverse-mounted composite leaf spring, monotube shock absorber

short/long arm ( SLA) double wishbone, cast aluminum upper and lower control arms, transverse-mounted composite leaf spring, monotube shock absorber

Traction control:

electronic traction control;
Active Handling

electronic traction control; Active Handling

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Brakes

 

Corvette

Corvette Grand Sport

Type:

front and rear power-assisted disc with ABS

front and rear power-assisted disc with ABS with six-piston front and four-piston rear calipers, cross-drilled rotors

Rotor diameter x thickness (in / mm):

front: 12.8 x 1.26 / 325 x 32 (std.); 13.4 x 1.26 / 340 x 32 (w/ Magnetic Ride Control)
rear: 12 x 1 / 305 x 26; (std.); 13 x 1 / 330 x 26 (w/ Magnetic Ride Control)

front: 14 x 1.3 / 355 x 32
rear: 13.4 x 1 / 340 x 26

Brake swept area (sq in / mm):

front: 274 / 1768
rear: 200 / 1290

front: 309 / 1994
rear: 269 / 1735

Wheels & Tires

 

 

Wheel size:

front: 18-inch x 8.5-inch
rear: 19-inch x 10-inch

front: 18-inch x 9.5-inch
rear: 19-inch x 12-inch

Tires:

front: P245/40ZR18
rear: P285/35ZR19

front: P275/35ZR18
rear: P325/30ZR19

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Wheels/Tires

Wheel size:

front: 18-inch x 8.5-inch
rear: 19-inch x 10-inch

front: 18-inch x 9.5-inch
rear: 19-inch x 12-inch

Tires:

front: P245/40ZR18
rear: P285/35ZR19

front: P275/35ZR18
rear: P325/30ZR19

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Dimensions

Exterior

 

Corvette

Corvette Grand Sport

Wheelbase (in / mm):

105.7 / 2685

105.7 / 2685

Overall length (in / mm):

174.6 / 4435

175.6 / 4460

Overall width (in / mm):

72.6 / 1844

75.9 / 1928

Overall height (in / mm):

49 / 1244

48.7 / 1236

Curb weight (lb / kg):

3208 / 1455 (coupe)
3221 / 1461 (convertible)

3311 / 1502 (coupe)
3289 / 1492 (convertible)

Weight distribution
(% front / rear):

51 / 49

51 / 49

Interior

Seating capacity

2

Interior volume (cu ft / L):

52 / 1475 (all models)

Headroom (in / mm):

38 / 962 (all models)

Legroom (in / mm):

43 / 1092 (all models)

Shoulder room (in / mm):

55 / 1397 (all models)

Hip room (in / mm):

54 / 1371 (all models)

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Capacities

Cargo volume
(cu ft / L):

Coupe and Z06: 22 / 634
Convertible: 11 / 295 (top up); 7.5 / 212 (top down)

Fuel tank (gal / L):

18 / 68.1

Engine oil (qt / L):

5.5 / 5.2

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* SAE certified.
Note: Information shown is current at time of publication.