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2021 GMC Sierra 3500HD Base 2WD Reg Cab 142
Trim Info:
Rear Wheel Drive, Regular Cab Pickup
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Technical Specifications
Technical Data
Body Style:
Regular Cab Pickup
Drivetrain:
Rear Wheel Drive
Passenger Capacity:
3
Engine Type:
Gas V8
Displacement:
6.6L/- TBD -
Fuel System:
Direct Injection
SAE Net Horsepower @ RPM:
401 @ 5200
SAE Net Torque @ RPM:
464 @ 4000
Trans Description Cont.:
Automatic
Front Tire Size:
LT275/70R18
Rear Tire Size:
LT275/70R18
Spare Tire Size:
LT275/70R18
Front Wheel Size (in):
18 x 8
Rear Wheel Size (in):
18 x 8
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):
14.1 x 1.3
Fuel Tank Capacity, Approx (gal):
36
Wheelbase (in):
141.55
Length, Overall (in):
235.5
Advanced Technical Data
Body Code:
E63
Gross Axle Wt Rating - Front (lbs):
4400
Gross Axle Wt Rating - Rear (lbs):
7250
Curb Weight - Front (lbs):
3440
Curb Weight - Rear (lbs):
2899
Gross Vehicle Weight Rating Cap (lbs):
10750
Gross Combined Wt Rating (lbs):
24000
Dead Weight Hitch - Max Trailer Wt. (lbs):
5000
Dead Weight Hitch - Max Tongue Wt. (lbs):
500
Wt Distributing Hitch - Max Trailer Wt. (lbs):
14500
Wt Distributing Hitch - Max Tongue Wt. (lbs):
1450
Fifth Wheel Hitch - Max Trailer Wt. (lbs):
17200
Fifth Wheel Hitch - Max Tongue Wt. (lbs):
4300
Maximum Trailering Capacity (lbs):
20000
Engine Order Code:
L8T
Trans Order Code:
MYD
Trans Type:
6
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
Suspension Type - Front:
Independent
Suspension Type - Rear:
Multi-Leaf
Axle Type - Front:
Independent
Axle Ratio (:1) - Rear:
3.73
Shock Absorber Diameter - Front (mm):
51
Shock Absorber Diameter - Rear (mm):
51
Stabilizer Bar Diameter - Front (in):
1.38
Front Tire Order Code:
QF6
Rear Tire Order Code:
QF6
Spare Tire Order Code:
ZYG
Front Tire Capacity (lbs):
3020
Rear Tire Capacity (lbs):
3638
Spare Tire Capacity (lbs):
3638
Spare Wheel Size (in):
18 x 8
Spare Wheel Material:
Steel
Steering Type:
Pwr Recirculating Ball
Steering Ratio (:1), At Lock:
N/A
Turning Diameter - Curb to Curb (ft):
46.9
Turning Diameter - Wall to Wall (ft):
N/A
Brake Type:
Pwr
Front Brake Rotor Diam x Thickness (in):
14 x 1.6
Front Head Room (in):
43.11
Front Leg Room (in):
44.53
Front Shoulder Room (in):
66.06
Front Hip Room (in):
60.9
Width, Max w/o mirrors (in):
81.75
Height, Overall (in):
80.94
Cab to Axle (in):
55.2
Ground Clearance, Front (in):
11.22
Ground Clearance, Rear (in):
11.22
Cargo Box Length @ Floor (in):
98.27
Cargo Box Width @ Floor (in):
71.4
Cargo Box Width @ Wheelhousings (in):
50.55
Cargo Box (Area) Height (in):
21
Cargo Volume (ft³):
83.5
Seventh Gear Ratio (:1):
1.00
Eighth Gear Ratio (:1):
0.85
Ninth Gear Ratio (:1):
0.69
Tenth Gear Ratio (:1):
0.63
Tips on Servicing
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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 ...
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