2021 GMC Sierra: trims, real prices & how to pick yours

250 builds left the factory as a 2021 Sierra, each a different combination of engine, transmission and body identified by the first eight characters of its VIN. The 136 main configurations sell for $16,500–$69,999 today. Page 4 of 5.

  • 136 main configurations
  • 159,925 vehicles built
  • 4,338 for sale right now
  • $16,500–$69,999 typical price range

Which Sierra is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your Sierra

What actually differs

Elevation · 4WD Denali · 4WD 1GT49WEY-M AT4 · 4WD Denali · 4WD 3GTU9FET-M
Engine 5.3L 8-cyl 6.6L 8-cyl 3L 6-cyl 3L 6-cyl
Fuel Gasoline Diesel Diesel Diesel
Typical price today $33,273 $54,800 $36,695 $38,964
For sale right now 170 128 186 150
Vehicles built 7,666 5,993 5,040 4,718
Same on every 2021 Sierra
  • Drivetrain Four-wheel drive
  • Body Pickup
  • Doors 4-door

What people actually pay

6,192 price observations · updated Aug 30, 2026
Elevation · 4WD 3GTU9CED-M
$33,273
Denali · 4WD 1GT49WEY-M
$54,800
AT4 · 4WD
$36,695
Denali · 4WD 3GTU9FET-M
$38,964
Elevation · 4WD 1GTU9CET-M
$33,995
Denali · 4WD 1GT49RE7-M
$52,900
$23,661 $35,201 $46,741 $58,280 $69,820
Price trend

Median up $530 over the last 7 months.

2021 Sierra price history →
Will it hold value?

A Sierra typically keeps about 63% of its price over 5 years — a 5-year-old one runs about $23,101 today.

Sierra depreciation by year →
Cost to run

23/30 mpg city/highway. Roughly $1,790/yr on fuel at 15,000 miles.

EPA estimate for the 2021 Sierra

Safety, in plain English

What 1GT49UE7-M means

1GT 49UE7 · M
1GT
the World Manufacturer Identifier GMC registered — assembled in the United States
49UE7
together encode the Sierra line — Pickup, 6.6L 8cyl, Four-wheel drive — as GMC filed it, these five characters are read as one block, not letter by letter
M
in position 10 — model year 2021
9, 11–17
differ on every car: check digit, plant code and the serial number
21 rare configurations — mostly fleet, export or irregular VIN patterns. Fewer than 20 known vehicles each.

Already looking at a specific Sierra?

Paste its VIN — we’ll open that exact car’s page: its configuration, market position and every listing we’ve tracked.

2021 GMC Sierra prices →