Chevrolet Avalanche - 2011

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Model Lineup

 

Engines

Transmission

 

Vortec 5.3L V-8 (LMG, LC9)

6-spd auto
(Hydra-Matic 6L80)

Avalanche 2WD

s (LMG)

s

Avalanche 4WD

s (LC9)

s

Key

Standard

s

Optional

o

Not available

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Overview

Models:

Chevrolet Avalanche LS, LT and LTZ

Body style / driveline:

4-door sport utility vehicle/pickup, front-engine, 2WD or 4WD, half-ton models

Construction:

body on frame

EPA vehicle class:

half-ton truck

Manufacturing locations:

Silao, Mexico

Key competitors:

Ford Super Crew, Dodge Ram Quad Cab

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Engines

 

Vortec 5.3L V-8 FlexFuel (LMG)

Vortec 5.3L V-8 FlexFuel (LC9)

Type:

5.3L V-8

5.3L V-8

Displacement (cu in / cc):

325 / 5328

325 / 5328

Bore & stroke (in / mm):

3.78 x 3.62 / 96 x 92

3.78 x 3.62 / 96 x 92

Block material:

cast iron

cast aluminum

Cylinder head material:

cast aluminum

cast aluminum

Valvetrain:

overhead valve, two valves per cylinder, variable valve timing, Active Fuel Management

overhead valve, two valves per cylinder, variable valve timing, Active Fuel Management

Ignition system:

coil-near-plug ignition, iridium electrode tip/ iridium core spark plugs, low resistance spark plug wires

coil-near-plug ignition, iridium electrode tip/ iridium core spark plugs, low resistance spark plug wires

Fuel delivery:

sequential fuel injection

sequential fuel injection

Compression ratio:

9.9:1

9.9:1

Horsepower (hp/ kW @ rpm):

320 / 239 @ 5400* (gas)

326 / 243 @ 5300* (E85)

320 / 239 @ 5400* (gas)

326 / 243 @ 5300* (E85)

Torque (lb-ft / Nm @ rpm):

335 / 454 @ 4000* (gas)

348 / 472 @ 4400* (E85)

335 / 454 @ 4000* (gas)

348 / 472 @ 4400* (E85)

Fuel:

regular unleaded or E85

regular unleaded or E85

Max. engine speed (rpm):

6000

6000

Emissions controls:

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

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

EPA estimated fuel economy (city / hwy):

14 / 20 (gas)
10 / 15 (E85)

14 / 20 (gas)
10 / 15 (E85)

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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 (opt.)

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Chassis/Suspension

Front:

independent, coil over shock; Autoride real-time damping (std. on LTZ)

Rear:

five-link with coil springs; Autoride real-time damping (std. on LTZ)

Traction assist:

all-speed traction control

Steering type:

power-assisted rack-and-pinion

Steering ratio:

17.75:1

Steering wheel turns, lock-to-lock:

3

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

43.0 / 13.1

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Brakes

Type:

four-wheel disc, four-wheel ABS

Rotor diameter x thickness
(in / mm):

front: 13 x 1.18 / 330.2 x 30
rear: 13.5 x .787 / 345 x 20

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Wheels/Tires

Wheel size and type:

17 x 7.5-inch machined cast aluminum, silver sparkle accent (LS, LT)

 

18 x 8.0-inch machined aluminum (Z71 package)

 

20 x 8.5-inch polished aluminum (opt. LS, LT; std. LTZ)

 

20 x 8.5-inch chrome clad (opt. LTZ)

Tires:

P265/70R17 blackwall Goodyear AL2 (all-season) steel belt radials

 

P265/70R17 blackwall Bridgestone OOR (on-off-road) steel belt radials (export only)

 

P265/65R18 blackwall Bridgestone OOR (on-off-road) steel belt radials

 

P265/65R18 blackwall Bridgestone AL2 (all-season) steel belt radials (export only)

 

P275/55R20 blackwall Bridgestone AL2 (all-season) steel belt radials

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Dimensions

Exterior

Wheelbase (in / mm):

130 / 3302

Overall length (in / mm):

221.3 / 5621

Overall width (in / mm):

79.1 / 2009

Overall height (in / mm):

76.6 / 1946

Track (in / mm):

front: 68.2 / 1732
rear: 67.0 / 1702

Minimum ground clearance (in / mm):

2WD: 9.1 / 230 4WD: 9.1 / 230

Step-in height (in / mm):

2WD: 21.9 / 555 4WD: 22.2 / 563

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

2WD: 32.2 / 819
4WD: 32.5 / 825

Approach angle (deg):

2WD: 16.78 4WD: 16.64

Departure angle (deg):

2WD: 20.05 4WD: 20.31

Curb weight (lb / kg):

2WD: 5478 / 2485 4WD: 5645 / 2560

Weight distribution (% front / rear):

2WD: 51 / 49
4WD: 52 / 48

Interior

 

First Row

Second Row

Seating capacity (6 total):

2 / 3

2 / 3

Headroom (in / mm):

41.1 / 1043.2

40 / 1014.9

Legroom (in / mm):

41.3 / 1048.9

39.1 / 1048.9

Shoulder room (in / mm):

65.3 / 1657.9

65.2 / 1657.3

Hip room (in / mm):

64.4 / 1636.7

61.8 / 1570.1

Cargo length behind 1 st row, Midgate closed (in / mm):

31.8 / 806.8

 

Cargo volume (cu ft / L)

 

 

Behind 1 st row, 2 nd row folded, Midgate closed:

54.3 / 1537.3

 

Behind 1 st row, 2 nd row folded, Midgate open:

101 / 2859.1

 

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Cargo Box

Cargo length – bed, Midgate closed (in / mm):

63.3 /1609.1

Cargo length – behind 1 st row, Midgate open
(in / mm):

98.2 / 2493

Cargo width at wheelhouse (in / mm):

50.0 / 1270.4

Cargo height – max. inside w/ Midgate open
(in / mm):

47.4 / 1204.7

Cargo height – open bed (in / mm):

25.0 / 634.7

Cargo height – w/bed cover (in / mm):

22.6 / 574.5

Cargo volume, open bed, Midgate closed (cu ft / L):

45.5 / 1289.1

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Capacities

GVWR: (lb / kg):

2WD: 7000 / 3175 4WD: 7200 / 3266

Payload, base (lb / kg):

2WD: 1320 / 598
4WD: 1350 / 612

Trailer towing maximum (lb / kg):

2WD: 8100 / 3674
4WD: 7900 / 3583

Fuel tank (gal / L):

31.5 / 119.2

Engine oil (qt / L):

6 / 5.7

Cooling system (qt / L):

16.8 / 15.9

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

Contacts

Translations

SIMPLIFIED CHINESE

2011 款雪佛兰 AVALANCHE:功能、便捷性和效率的多种享受

SPANISH

CHEVROLET AVALANCHE 2011: CAPACIDAD, COMODIDAD Y EFICIENCIA