2015 CHEVROLET SUBURBAN SPECIFICATIONS

2014-02-24


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Overview

Models:

Chevrolet Suburban LS, LT and LTZ

Body style / driveline:

4-door sport utility vehicle, front-engine, 2- or 4-wheel drive, half-ton models

Construction:

body on frame

EPA vehicle class:

full-size sport utility vehicle

Manufacturing location:

Arlington, Texas

Key competitors:

Ford Expedition

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Engine

 

EcoTec3 5.3L V-8 FlexFuel (L83)

Type:

5.3L V-8 

Displacement (cu in / cc):

325 / 5328

Bore & stroke (in / mm):

3.78 x 3.62 / 96 x 92

Block material:

cast aluminum

Cylinder head material:

cast aluminum

Valvetrain:

overhead valve, two valves per cylinder, variable valve timing

Ignition system:

coil near plug, platinum-tipped spark plugs, low-resistance spark plug wires

Fuel delivery:

direct fuel injection with Active Fuel Management

Compression ratio:

11.0:1

Horsepower (hp / kW @ rpm):

355 / 250 @ 5600
(gas – SAE certified)
380 / 283 @ 5600
(E85 – SAE certified)

Torque (lb-ft / Nm @ rpm):

383 / 519 @ 4100
(gas – SAE certified)
416 / 564 @ 4100
(E85 – SAE certified)

Recommended fuel:

regular unleaded or E85

Maximum engine speed (rpm):

5800

Emissions controls:

close-coupled catalytic converter, Quick Sync 58X ignition, returnless fuel rail, fast-response O² sensor

EPA-estimated fuel economy (city / hwy): 

16 / 23 (2WD)
15 / 22 (4WD)

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Transmission

 

Hydra-Matic 6L80, six-speed automatic

Gear ratios (:1):

 

First:

4.03

Second:

2.36

Third:

1.53

Fourth:

1.15

Fifth:

0.85

Sixth:

0.67

Reverse:

3.06

Final drive ratio: 

3.08 (std.)
3.42 (incl. with Max Trailering Package)

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Chassis

Front:

independent coil-over-shock; twin-tube shock absorbers; 36mm hollow stabilizer bar; Magnetic Ride Control with LTZ models

Rear:

solid axle with 5-link coil-spring suspension, 28mm solid stabilizer bar; Magnetic Ride Control with LTZ models

Traction assist:

all-speed traction control

Steering type:

electric power-assisted rack-and-pinion

Steering ratio:

17.3

Steering wheel turns, lock-to-lock:

3.4

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

43 / 13.1

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Brakes

Type:

power-assisted, four-wheel disc, four-wheel ABS, with Duralife™ rotors; vented front and rear rotors

Rotor diameter x thickness (in / mm):

front: 13 x 1.2 / 330 x 30
rear: 13.6 x 0.8 / 345 x 20

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Wheels/Tires

Wheels:

18 x 8.5-in. bright machined aluminum (std. on LS and LT)
20 x 9.0-in. polished aluminum (std. on LTZ; opt. on LT)
20 x 9.0-in. chrome aluminum (opt. on LTZ)
22 x 9.5-in. aluminum (opt. on LTZ)

Tires:

P265/65R18
P275/55R20
P285/45R22

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Dimensions

Exterior

Wheelbase (in / mm):

130 / 3302

Overall length (in / mm):

224.4 / 5699

Overall width (in / mm):

80.5 / 2044

Overall height (in / mm):

74.4 / 1889

Track (in / mm):

front: 68.7 / 1745
rear: 68.7 / 1744

Minimum ground clearance (in / mm):

2WD: 7.9 / 201
4WD: 7.9 / 201

Step-in height (in / mm):

2WD: 22 / 559
4WD: 22 / 559

Ground to top of load floor (in / mm):

2WD: 34.1 / 867
4WD: 34.1 / 867

Approach angle (deg):

2WD: 15.5
4WD: 15.5

Departure angle (deg):

2WD: 21.1
4WD: 21.1

Curb weight (lb / kg):

2WD: 5664 / 2569 (with 20-in. wheels)
4WD: 5896 / 2674 (with 20-in. wheels)

Weight distribution
(% front / rear):

51 / 49


Interior

 

First Row

Second Row

Third Row

Seating capacity
(9 total):

2 / 3

2 / 3

2 / 3

Headroom (in / mm):

42.8 / 1087

39.1 / 993

38.5 / 978

Legroom (in / mm):

45.3 / 1150

39.7 / 1008

34.5 / 876

Shoulder room
(in / mm):

64.8 / 1646

65.1 / 1653

62.6 / 1590

Hip room (in / mm):

60.8 / 1544

60.3 / 1531

49.3 / 1252

Max cargo volume
(cu ft / L):

121.1 / 3429 (behind seats with second, third rows folded)

76.7 / 2173
(behind seat with third row folded)

39.3 / 1113
(behind seat)

Note: 3-passenger bench and 2-passenger bucket seats standard or optional depending on the model.

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Capacities

EPA interior volume
(cu ft / L):

122.4 / 3466

GVWR: (lb / kg):

2WD: 7300 / 3311 4WD: 7500 / 3402

Payload maximum
(lb / kg):

2WD: 1682 / 763 (with 3rd seat)
4WD: 1643 / 745 (with 3rd seat)

Trailer towing maximum (lb / kg):

2WD: 8300 / 3765
4WD: 8000 / 3628

Fuel tank (gal / L):

31 / 117

Engine oil (qt / L):

8.5 / 8.0

Cooling system (qt / L):

TBD

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Note: Information shown is current at time of publication.

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