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2021 GMC Sierra 3500HD CC Base 2WD Reg Cab 146 WB, 60 CA

Trim Info:

Rear Wheel Drive, Regular Cab Chassis Cab

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Technical Specifications

Technical Data

Body Style:

Regular Cab Chassis Cab

Drivetrain:

Rear Wheel Drive

Passenger Capacity:

Engine Type:

Gas V8

Displacement:

6.6L/400

Fuel System:

Direct Injection

SAE Net Horsepower @ RPM:

401 @ 5200

SAE Net Torque @ RPM:

464 @ 4000

Trans Description Cont.:

Automatic

Front Tire Size:

LT235/80R17E

Rear Tire Size:

LT235/80R17E

Spare Tire Size:

LT235/80R17E

Front Wheel Size (in):

17 x - TBD -

Rear Wheel Size (in):

17 x - TBD -

Front Wheel Material:

Steel

Rear Wheel Material:

Steel

Brake ABS System:

4-Wheel

Disc - Front (Yes or ):

Yes

Disc - Rear (Yes or ):

Yes

Rear Brake Rotor Diam x Thickness (in):

13.6 x 0.79

Fuel Tank Capacity, Approx (gal):

63.5

Wheelbase (in):

146.3

Length, Overall (in):

239.84

Advanced Technical Data

Body Code:

ZW9

Gross Axle Wt Rating - Front (lbs):

4400

Gross Axle Wt Rating - Rear (lbs):

10400

Curb Weight - Front (lbs):

3512

Curb Weight - Rear (lbs):

2540

Gross Vehicle Weight Rating Cap (lbs):

14000

Gross Combined Wt Rating (lbs):

24000

Engine Order Code:

L8T

Trans Order Code:

MYD

Trans Type:

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

Trans Power Take Off:

Yes

Cold Cranking Amps @ 0° F (Primary):

720

Cold Cranking Amps @ 0° F (2nd):

730

Maximum Alternator Capacity (amps):

170

Engine Oil Cooler:

Yes

Frame Type:

Hydroformed

Axle Ratio (:1) - Rear:

3.73

Shock Absorber Diameter - Front (mm):

Shock Absorber Diameter - Rear (mm):

Stabilizer Bar Diameter - Front (in):

1.38

Front Tire Order Code:

QQO

Rear Tire Order Code:

QQO

Spare Tire Order Code:

ZZT

Front Tire Capacity (lbs):

2515

Rear Tire Capacity (lbs):

2833

Spare Tire Capacity (lbs):

2833

Spare Wheel Size (in):

17 x 6.5

Spare Wheel Material:

Steel

Steering Type:

Pwr Recirculating Ball

Turning Diameter - Curb to Curb (ft):

57.5

Brake Type:

Pwr

Front Brake Rotor Diam x Thickness (in):

13 x 1.18

Fuel Tank Location:

Front & Rear

Front Head Room (in):

43.11

Front Leg Room (in):

44.53

Front Shoulder Room (in):

66.02

Front Hip Room (in):

Width, Max w/o mirrors (in):

80.84

Height, Overall (in):

80.1

Front Bumper to Back of Cab (in):

126.65

Cab to Axle (in):

Frame Width, Rear (in):

89.15

Ground Clearance, Front (in):

8.15

Ground Clearance, Rear (in):

8.15

Seventh Gear Ratio (:1):

1.00

Eighth Gear Ratio (:1):

0.85

Ninth Gear Ratio (:1):

0.68

Tenth Gear Ratio (:1):

0.63

Tips on Servicing

Car Brakes: How Do You Know When to Change Them?

By Zach Bowman For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. It goes without saying that these pieces wear out, but they do so slowly, meaning you may not notice they need attention until ...