Compare 2021 Chevrolet Silverado 2500HD vs 2021 GMC Sierra 2500HD

2021 Chevrolet Silverado 2500HD
2021 GMC Sierra 2500HD
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2WD Crew Cab 159" Custom
Style MPG City MPG Hwy Invoice MSRP
Silverado 2500HD 2WD Crew Cab 159" Custom N/A N/A $39,069 $41,300
Silverado 2500HD 2WD Crew Cab 159" LT N/A N/A $39,873 $42,600
Silverado 2500HD 2WD Crew Cab 159" LTZ N/A N/A $47,642 $50,900
Silverado 2500HD 2WD Crew Cab 159" Work Truck N/A N/A $36,799 $38,900
Silverado 2500HD 2WD Crew Cab 172" Custom N/A N/A $39,259 $41,500
Silverado 2500HD 2WD Crew Cab 172" LT N/A N/A $40,060 $42,800
Silverado 2500HD 2WD Crew Cab 172" LTZ N/A N/A $47,829 $51,100
Silverado 2500HD 2WD Crew Cab 172" Work Truck N/A N/A $36,988 $39,100
Silverado 2500HD 2WD Double Cab 149" Custom N/A N/A $37,367 $39,500
Silverado 2500HD 2WD Double Cab 149" LT N/A N/A $38,188 $40,800
Silverado 2500HD 2WD Double Cab 149" LTZ N/A N/A $45,957 $49,100
Silverado 2500HD 2WD Double Cab 149" Work Truck N/A N/A $35,096 $37,100
Silverado 2500HD 2WD Double Cab 162" Custom N/A N/A $37,556 $39,700
Silverado 2500HD 2WD Double Cab 162" LT N/A N/A $38,376 $41,000
Silverado 2500HD 2WD Double Cab 162" LTZ N/A N/A $46,144 $49,300
Silverado 2500HD 2WD Double Cab 162" Work Truck N/A N/A $35,285 $37,300
Silverado 2500HD 2WD Reg Cab 142" LT N/A N/A $36,316 $38,800
Silverado 2500HD 2WD Reg Cab 142" Work Truck N/A N/A $32,826 $34,700
Silverado 2500HD 4WD Crew Cab 159" Custom N/A N/A $41,718 $44,100
Silverado 2500HD 4WD Crew Cab 159" High Country N/A N/A $58,219 $62,200
Silverado 2500HD 4WD Crew Cab 159" LT N/A N/A $42,494 $45,400
Silverado 2500HD 4WD Crew Cab 159" LTZ N/A N/A $50,263 $53,700
Silverado 2500HD 4WD Crew Cab 159" Work Truck N/A N/A $39,448 $41,700
Silverado 2500HD 4WD Crew Cab 172" Custom N/A N/A $41,907 $44,300
Silverado 2500HD 4WD Crew Cab 172" High Country N/A N/A $58,406 $62,400
Silverado 2500HD 4WD Crew Cab 172" LT N/A N/A $42,681 $45,600
Silverado 2500HD 4WD Crew Cab 172" LTZ N/A N/A $50,450 $53,900
Silverado 2500HD 4WD Crew Cab 172" Work Truck N/A N/A $39,637 $41,900
Silverado 2500HD 4WD Double Cab 149" Custom N/A N/A $40,015 $42,300
Silverado 2500HD 4WD Double Cab 149" LT N/A N/A $40,809 $43,600
Silverado 2500HD 4WD Double Cab 149" LTZ N/A N/A $48,578 $51,900
Silverado 2500HD 4WD Double Cab 149" Work Truck N/A N/A $37,745 $39,900
Silverado 2500HD 4WD Double Cab 162" Custom N/A N/A $40,205 $42,500
Silverado 2500HD 4WD Double Cab 162" LT N/A N/A $40,996 $43,800
Silverado 2500HD 4WD Double Cab 162" LTZ N/A N/A $48,765 $52,100
Silverado 2500HD 4WD Double Cab 162" Work Truck N/A N/A $37,934 $40,100
Silverado 2500HD 4WD Reg Cab 142" LT N/A N/A $38,937 $41,600
Silverado 2500HD 4WD Reg Cab 142" Work Truck N/A N/A $35,475 $37,500
Select style
2WD Crew Cab 159"
Style MPG City MPG Hwy Invoice MSRP
Sierra 2500HD 2WD Crew Cab 159" N/A N/A $38,123 $40,300
Sierra 2500HD 2WD Crew Cab 159" SLE N/A N/A $41,932 $44,800
Sierra 2500HD 2WD Crew Cab 159" SLT N/A N/A $49,420 $52,800
Sierra 2500HD 2WD Crew Cab 172" N/A N/A $38,313 $40,500
Sierra 2500HD 2WD Crew Cab 172" SLE N/A N/A $42,120 $45,000
Sierra 2500HD 2WD Crew Cab 172" SLT N/A N/A $49,608 $53,000
Sierra 2500HD 2WD Double Cab 149" N/A N/A $36,421 $38,500
Sierra 2500HD 2WD Double Cab 149" SLE N/A N/A $40,248 $43,000
Sierra 2500HD 2WD Double Cab 149" SLT N/A N/A $47,736 $51,000
Sierra 2500HD 2WD Double Cab 162" N/A N/A $36,610 $38,700
Sierra 2500HD 2WD Double Cab 162" SLE N/A N/A $40,435 $43,200
Sierra 2500HD 2WD Double Cab 162" SLT N/A N/A $47,923 $51,200
Sierra 2500HD 2WD Reg Cab 142" N/A N/A $33,961 $35,900
Sierra 2500HD 2WD Reg Cab 142" SLE N/A N/A $38,376 $41,000
Sierra 2500HD 4WD Crew Cab 159" N/A N/A $40,772 $43,100
Sierra 2500HD 4WD Crew Cab 159" AT4 N/A N/A $54,662 $58,400
Sierra 2500HD 4WD Crew Cab 159" Denali N/A N/A $60,746 $64,900
Sierra 2500HD 4WD Crew Cab 159" SLE N/A N/A $44,553 $47,600
Sierra 2500HD 4WD Crew Cab 159" SLT N/A N/A $52,041 $55,600
Sierra 2500HD 4WD Crew Cab 172" N/A N/A $40,961 $43,300
Sierra 2500HD 4WD Crew Cab 172" AT4 N/A N/A $54,849 $58,600
Sierra 2500HD 4WD Crew Cab 172" Denali N/A N/A $60,933 $65,100
Sierra 2500HD 4WD Crew Cab 172" SLE N/A N/A $44,740 $47,800
Sierra 2500HD 4WD Crew Cab 172" SLT N/A N/A $52,228 $55,800
Sierra 2500HD 4WD Double Cab 149" N/A N/A $39,069 $41,300
Sierra 2500HD 4WD Double Cab 149" SLE N/A N/A $42,868 $45,800
Sierra 2500HD 4WD Double Cab 149" SLT N/A N/A $50,356 $53,800
Sierra 2500HD 4WD Double Cab 162" N/A N/A $39,259 $41,500
Sierra 2500HD 4WD Double Cab 162" SLE N/A N/A $43,056 $46,000
Sierra 2500HD 4WD Double Cab 162" SLT N/A N/A $50,544 $54,000
Sierra 2500HD 4WD Reg Cab 142" N/A N/A $36,610 $38,700
Sierra 2500HD 4WD Reg Cab 142" SLE N/A N/A $40,996 $43,800
Pricing
Invoice Price
$39,069
$38,123
Manufacturer Suggested Retail Price
$41,300
$40,300
Monthly Payment Estimate
$688 / month
$672 / month
The Car Connection's Take
TCC Rating
6.3
7.0
TCC’s Bottom Line
Big, bold, and massively capable with gas and diesel engines, the 2021 Chevrolet Silverado 2500HD gets the job done. The 2021 GMC Sierra Heavy Duty pickup lineup is impressive in its capability and performance.
TCC Likes
TCC Dislikes
Fuel Economy
City
0 mpg 0 mpg
Highway
0 mpg 0 mpg
Vehicle
Number of Passenger Doors
NA -
Interior Dimensions
Second Shoulder Room (in)
65.3 65.3
Front Leg Room (in)
44.53 44.53
Passenger Capacity
6 6
Front Hip Room (in)
61.18 61.18
Second Leg Room (in)
43.4 43.4
Front Head Room (in)
43.03 43.03
Second Hip Room (in)
60.24 60.24
Front Shoulder Room (in)
66.02 66.02
Second Head Room (in)
40.12 39.88
Exterior Dimensions
Ground to Top of Frame (in)
- TBD - - TBD -
Overhang, Rear w/o bumper (in)
- TBD - - TBD -
Wheelbase (in)
158.94 158.94
Ground Clearance, Front (in)
10.12 10.12
Cab to Axle (in)
42.1 42.1
Width, Max w/o mirrors (in)
81.85 81.85
Ground to Top of Load Floor (in)
- TBD - - TBD -
Overhang, Front (in)
- TBD - - TBD -
Frame Width, Rear (in)
- TBD - - TBD -
Front Bumper to Back of Cab (in)
- TBD - - TBD -
Length, Overall (in)
249.95 250.08
Ground Clearance, Rear (in)
10.12 10.12
Cab to End of Frame (in)
- TBD - - TBD -
Height, Overall (in)
79.82 79.82
Cargo Area Dimensions
Cargo Volume (ft³)
69.5 69.5
Cargo Box Width @ Top, Rear (in)
- TBD - - TBD -
Cargo Box Width @ Wheelhousings (in)
51.85 51.85
Tailgate Width (in)
- TBD - - TBD -
Cargo Box Length @ Floor (in)
82.25 82.2
Ext'd Cab Cargo Volume (ft³)
- TBD - - TBD -
Cargo Box Width @ Floor (in)
71.4 71.4
Cargo Box (Area) Height (in)
21 21
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
14.1 x 1.3 13.6 x 0.79
Brake ABS System
4-Wheel 4-Wheel
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
14.0 x 1.6 13 x 1.18
Brake Type
Pwr Pwr
Drum - Rear (Yes or )
NA NA
Brake ABS System (Second Line)
NA NA
Fuel Tank
Fuel Tank Capacity, Approx (gal)
36 36
Fuel Tank Location
- TBD - - TBD -
Aux Fuel Tank Capacity, Approx (gal)
NA NA
Aux Fuel Tank Location
NA NA
Steering
Turning Diameter - Wall to Wall (ft)
NA N/A
Steering Ratio (:1), On Center
- TBD - - TBD -
Turning Diameter - Curb to Curb (ft)
52.7 52.7
Steering Type
Pwr Pwr Recirculating Ball
Steering Ratio (:1), At Lock
- TBD - - TBD -
Tires
Revolutions/Mile @ 45 mph - Rear
- TBD - N/A
Spare Tire Size
LT275/70R18 LT245/75R17E
Front Tire Order Code
QF9 QHQ
Rear Tire Capacity (lbs)
3373 - TBD -
Spare Tire Order Code
ZYG ZHQ
Revolutions/Mile @ 45 mph - Front
- TBD - N/A
Rear Tire Size
LT275/65R20 LT245/75R17E
Revolutions/Mile @ 45 mph - Spare
- TBD - N/A
Front Tire Capacity (lbs)
3020 - TBD -
Rear Tire Order Code
QF9 QHQ
Spare Tire Capacity (lbs)
3638 - TBD -
Front Tire Size
LT275/65R20 LT245/75R17E
Trailering
Maximum Trailering Capacity (lbs)
18500 18500
Dead Weight Hitch - Max Tongue Wt. (lbs)
500 500
Wt Distributing Hitch - Max Tongue Wt. (lbs)
1450 1450
Fifth Wheel Hitch - Max Tongue Wt. (lbs)
4235 4235
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000 5000
Wt Distributing Hitch - Max Trailer Wt. (lbs)
14500 14500
Fifth Wheel Hitch - Max Trailer Wt. (lbs)
16940 16940
Weight Information
Gross Combined Wt Rating (lbs)
24000 24000
Curb Weight - Rear (lbs)
2765 2770
Gross Axle Wt Rating - Front (lbs)
4400 4400
Curb Weight - Front (lbs)
3577 3582
Gross Vehicle Weight Rating Cap (lbs)
10350 10150
Gross Axle Wt Rating - Rear (lbs)
6600 6390
Wheels
Spare Wheel Material
Steel Steel
Front Wheel Size (in)
20 x 8.5 17" x - TBD -
Spare Wheel Size (in)
18 x 8.0 17 x - TBD -
Rear Wheel Material
Aluminum Steel
Rear Wheel Size (in)
20 x 8.5 17" x - TBD -
Front Wheel Material
Aluminum Steel
Cooling System
Total Cooling System Capacity (qts)
- TBD - - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary)
720 720
Maximum Alternator Watts
NA N/A
Cold Cranking Amps @ 0° F (2nd)
NA NA
Maximum Alternator Capacity (amps)
170 170
Engine
SAE Net Horsepower @ RPM
401 @ 5200 401 @ 5200
Engine Type
Gas V8 Gas V8
Fuel System
Direct Injection Direct Injection
Engine Oil Cooler
Yes - TBD -
SAE Net Torque @ RPM
464 @ 4000 464 @ 4000
Engine Order Code
L8T L8T
Displacement
6.6L/400 6.6L/- TBD -
Mileage
Fuel Economy Est-Combined (MPG)
NA NA
EPA Fuel Economy Est - Hwy (MPG)
NA NA
EPA Fuel Economy Est - City (MPG)
NA NA
Transmission
Trans PTO Access
NA NA
Fifth Gear Ratio (:1)
0.85 0.85
Trans Description Cont. Again
NA NA
Transfer Case Gear Ratio (:1), High
NA NA
Reverse Ratio (:1)
3.06 3.06
Second Gear Ratio (:1)
2.36 2.36
Trans Order Code
MYD MYD
Transfer Case Power Take Off
NA NA
Trans Power Take Off
NA NA
Fourth Gear Ratio (:1)
1.15 1.15
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Trans Description Cont.
Automatic Automatic
Transfer Case Model
NA NA
Sixth Gear Ratio (:1)
0.67 0.67
First Gear Ratio (:1)
4.03 4.03
Transfer Case Gear Ratio (:1), Low
NA NA
Clutch Size (in)
NA N/A
Third Gear Ratio (:1)
1.53 1.53
Trans Type
6 6
Tenth Gear Ratio (:1)
- NA
Seventh Gear Ratio (:1)
- NA
Ninth Gear Ratio (:1)
- NA
Eighth Gear Ratio (:1)
- NA
Summary
Body Style
Crew Cab Pickup Crew Cab Pickup
Vehicle Name
Chevrolet Silverado 2500HD GMC Sierra 2500HD
Body Code
E63 E63
Suspension
Axle Ratio (:1) - Rear
3.73 3.73
Axle Type - Front
- TBD - - TBD -
Shock Absorber Diameter - Rear (mm)
51.0 51
Axle Capacity - Front (lbs)
- TBD - - TBD -
Suspension Type - Rear
Multi-Leaf Springs 3-Stage Leaf
Stabilizer Bar Diameter - Rear (in)
NA NA
Axle Ratio (:1) - Front
NA NA
Spring Capacity - Rear (lbs)
- TBD - - TBD -
Shock Absorber Diameter - Front (mm)
51.0 51
Axle Type - Rear
- TBD - - TBD -
Suspension Type - Front
Short/Long Arm Torsion Bar
Stabilizer Bar Diameter - Front (in)
1.38 1.38
Axle Capacity - Rear (lbs)
- TBD - - TBD -
Spring Capacity - Front (lbs)
- TBD - - TBD -
Frame
Frame Type
Hydroformed - TBD -
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
NA NA
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