Brakes
Brake Type
Pwr
Brake ABS System
4-Wheel
Brake ABS System (Second Line)
Disc - Front (Yes or )
Yes
Disc - Rear (Yes or )
Yes
Front Brake Rotor Diam x Thickness (in)
13 x 1.18
Rear Brake Rotor Diam x Thickness (in)
13.5 x .78
Drum - Rear (Yes or )
Rear Drum Diam x Width (in)
Cargo Area Dimensions
Cargo Box Length @ Floor (in)
63.0 Min, 98.2 Max
Cargo Box Width @ Top, Rear (in)
50.0
Cargo Box Width @ Floor (in)
50.0
Cargo Box Width @ Wheelhousings (in)
50.0
Cargo Box (Area) Height (in)
22.5
Tailgate Width (in)
- TBD -
Cargo Volume (ft³)
45.5
Ext'd Cab Cargo Volume (ft³)
Cooling System
Total Cooling System Capacity (qts)
16.8
Electrical
Cold Cranking Amps @ 0° F (Primary)
600
Cold Cranking Amps @ 0° F (2nd)
Maximum Alternator Capacity (amps)
145
Maximum Alternator Watts
Engine
Engine Order Code
LMG
Engine Type
Gas/Ethanol V8
Displacement
5.3L/325
Fuel System
SFI
SAE Net Horsepower @ RPM
310 @ 5200
SAE Net Torque @ RPM
335 @ 4400
Engine Oil Cooler
Exterior Dimensions
Wheelbase (in)
130.0
Length, Overall w/o rear bumper (in)
221.3
Width, Max w/o mirrors (in)
79.1
Height, Overall (in)
76.6
Overhang, Front (in)
38.8
Overhang, Rear w/o bumper (in)
52.9
Front Bumper to Back of Cab (in)
Cab to Axle (in)
Cab to End of Frame (in)
Ground to Top of Load Floor (in)
31.0
Ground to Top of Frame (in)
Frame Width, Rear (in)
Ground Clearance, Front (in)
9.1
Ground Clearance, Rear (in)
9.1
Frame
Frame Type
Body on
Fuel Tank
Fuel Tank Capacity, Approx (gal)
31
Aux Fuel Tank Capacity, Approx (gal)
Fuel Tank Location
Inboard LH Frame Rail
Aux Fuel Tank Location
Interior Dimensions
Passenger Capacity
6
Front Head Room (in)
41.1
Front Leg Room (in)
41.3
Front Shoulder Room (in)
65.3
Front Hip Room (in)
64.4
Second Head Room (in)
40.0
Second Leg Room (in)
39.1
Second Shoulder Room (in)
65.2
Second Hip Room (in)
62.3
Mileage
Fuel Economy Est-Combined (MPG)
16 (Est)
EPA Fuel Economy Est - City (MPG)
14 (Est)
EPA Fuel Economy Est - Hwy (MPG)
20 (Est)
Steering
Steering Type
Pwr
Steering Ratio (:1), On Center
17.75
Steering Ratio (:1), At Lock
3.0
Turning Diameter - Curb to Curb (ft)
43.0
Turning Diameter - Wall to Wall (ft)
Summary
Vehicle Name
Avalanche
Body Style
5 Door Crew Cab
Body Code
Suspension
Suspension Type - Front
Coil Over Shock
Suspension Type - Rear
Multi-Link
Spring Capacity - Front (lbs)
3400
Spring Capacity - Rear (lbs)
4000
Axle Type - Front
Independent
Axle Type - Rear
Semi-Floating
Axle Capacity - Front (lbs)
3400
Axle Capacity - Rear (lbs)
4000
Axle Ratio (:1) - Front
Axle Ratio (:1) - Rear
3.42
Axle Ratio (:1) - Rear
3.08
Shock Absorber Diameter - Front (mm)
1.81
Shock Absorber Diameter - Rear (mm)
1.81
Stabilizer Bar Diameter - Front (in)
1.42
Stabilizer Bar Diameter - Rear (in)
1.12
Tires
Front Tire Order Code
QSS
Front Tire Order Code
QXN
Front Tire Order Code
QAN
Rear Tire Order Code
QSS
Rear Tire Order Code
QXN
Rear Tire Order Code
QAN
Spare Tire Order Code
ZRS
Front Tire Size
P275/55R20
Front Tire Size
P265/65R18
Front Tire Size
P265/70R17
Rear Tire Size
P275/55R20
Rear Tire Size
P265/65R18
Rear Tire Size
P265/70R17
Spare Tire Size
P265/70R17
Front Tire Capacity (lbs)
2134
Front Tire Capacity (lbs)
- TBD -
Front Tire Capacity (lbs)
2135
Rear Tire Capacity (lbs)
2134
Rear Tire Capacity (lbs)
- TBD -
Rear Tire Capacity (lbs)
2135
Spare Tire Capacity (lbs)
2134
Spare Tire Capacity (lbs)
- TBD -
Spare Tire Capacity (lbs)
2135
Revolutions/Mile @ 45 mph - Front
Revolutions/Mile @ 45 mph - Rear
Revolutions/Mile @ 45 mph - Spare
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000
Dead Weight Hitch - Max Tongue Wt. (lbs)
750
Wt Distributing Hitch - Max Trailer Wt. (lbs)
5100
Wt Distributing Hitch - Max Trailer Wt. (lbs)
5600
Wt Distributing Hitch - Max Trailer Wt. (lbs)
8100
Wt Distributing Hitch - Max Trailer Wt. (lbs)
5000
Wt Distributing Hitch - Max Tongue Wt. (lbs)
765
Wt Distributing Hitch - Max Tongue Wt. (lbs)
840
Wt Distributing Hitch - Max Tongue Wt. (lbs)
1215
Wt Distributing Hitch - Max Tongue Wt. (lbs)
750
Fifth Wheel Hitch - Max Trailer Wt. (lbs)
N/A
Fifth Wheel Hitch - Max Tongue Wt. (lbs)
N/A
Transmission
Drivetrain
Rear Wheel Drive
Trans Order Code
MYC
Trans Type
6
Trans Description Cont.
Automatic w/OD
Trans Description Cont. Again
First Gear Ratio (:1)
4.03
Second Gear Ratio (:1)
2.36
Third Gear Ratio (:1)
1.53
Fourth Gear Ratio (:1)
1.15
Fifth Gear Ratio (:1)
0.85
Sixth Gear Ratio (:1)
0.67
Reverse Ratio (:1)
3.06
Clutch Size (in)
Trans Power Take Off
Trans PTO Access
N/A
Transfer Case Model
Transfer Case Gear Ratio (:1), High
Transfer Case Gear Ratio (:1), Low
Transfer Case Power Take Off
Vehicle
EPA Greenhouse Gas Score
3
Weight Information
Gross Axle Wt Rating - Front (lbs)
3500
Gross Axle Wt Rating - Rear (lbs)
4100
Curb Weight - Front (lbs)
2822
Curb Weight - Rear (lbs)
2654
Gross Vehicle Weight Rating Cap (lbs)
7000
Gross Combined Wt Rating (lbs)
14000
Gross Combined Wt Rating (lbs)
11500
Gross Combined Wt Rating (lbs)
11000
Wheels
Front Wheel Size (in)
18 x 8
Front Wheel Size (in)
20 x 8.5
Front Wheel Size (in)
20
Front Wheel Size (in)
17 x 7.5
Rear Wheel Size (in)
18 x 8
Rear Wheel Size (in)
20 x 8.5
Rear Wheel Size (in)
20
Rear Wheel Size (in)
17 x 7.5
Spare Wheel Size (in)
17
Front Wheel Material
Aluminum
Rear Wheel Material
Aluminum
Spare Wheel Material
Steel