How much does this 2021 GMC Sierra SLE cost?

This used 2021 GMC Sierra SLE is listed at $28,495 in Torrington, CT on VehiSales.

How many miles does this 2021 GMC Sierra have?

The odometer reads 69,155 miles.

What is the VIN of this 2021 GMC Sierra?

The VIN is 1GTR9BED6MZ351260. You can check its full history report and window sticker via the links on this page.

Is this 2021 GMC Sierra SLE priced well?

The $28,495 asking price is 6% below the typical $30,467 asked across 20 comparable same-build listings tracked by VehiSales.

Does the 2021 GMC Sierra have any safety recalls?

NHTSA lists no safety recalls for the 2021 GMC Sierra.

What are common problems with the 2021 GMC Sierra?

Owners have filed 575 complaints with NHTSA for the 2021 GMC Sierra; the most reported areas are Engine, Power Train, Electrical System. Read them all in the Recalls & Reliability section.

What generation is the 2021 GMC Sierra?

It belongs to the 4th generation in our catalog, produced from 2019 to 2021. Every GMC Sierra from these years shares the same platform and body style.

What engine does this 2021 GMC Sierra have?

This 2021 GMC Sierra runs a 5.3 L · 8 cyl engine on gasoline with 4WD/4-Wheel Drive/4x4, according to the NHTSA build sheet.

2021 GMC Sierra SLE for Sale — VIN 1GTR9BED6MZ351260

Name: 2021 GMC Sierra SLE
Brand: GMC
SKU: 1GTR9BED6MZ351260
Price: 28495 USD
Availability: InStock

$1,972 below marketThis 2021 GMC Sierra is listed at $28,495 against a $30,467 average for comparable listings ·market range $25,629–$36,097·trade-in from $15,377

About this vehicle

This used 2021 GMC Sierra SLE with 69,155 miles is for sale in Torrington, CT.
The $28,495 asking price is $1,972 (6%) below the typical $30,467 asked for comparable listings.
Our market analysis compares 20 other Sierra listings of this exact 2021 build currently for sale — averaging 78,430 miles and 32 days on market.
It runs a 5.3 L · 8 cyl engine with 4WD/4-Wheel Drive/4x4.
This model year belongs to the Sierra generation 4 body produced 2019–2021 — any Sierra from these years shares the same platform and body style.
EPA fuel economy for the 2021 GMC Sierra ranges from 14 to 19 MPG combined depending on configuration (fueleconomy.gov).
NHTSA lists no safety recalls for the 2021 GMC Sierra.

Price history: $29,988 (May 2024) → $29,194 (Jul 2026), -2.6%

Market Overview

Market price range for similar cars

This vehicle

$28,495

−$1,972 below avg

Below market

$25,629Below market

$30,467Typical

$36,097Above market

Based on 20 similar vehicles for sale · avg 78,430 miles · avg 32 days on market

Below marketLower than average

At marketTypical range

Above marketHigher than average

Average Trade-in value for similar cars

FairVisible wear & issues

$15,377

GoodMinor cosmetic issues

$18,280

ExcellentLike-new condition

$21,658

Fuel Economy (EPA)

14–19

MPG combined

$3,900

Est. annual fuel cost

Runs on: Regular Gasoline

Varies by engine and configuration — 21 EPA-rated versions of this model.

Recalls & Reliability

0

Safety recalls

575

Owner complaints

Most reported areas

Engine 272Power Train 142Electrical System 79Engine And Engine Cooling 44

Price & mileage history — data table

Price history
Date	Price	Mileage	Seller	Location
May 25, 2024	$29,988	69,155 mi	Blasius Federal Road	Brookfield
Jun 30, 2026	$28,495	0 mi	Torrington Ford	Torrington
Jul 3, 2026	$29,194	0 mi	Torrington Ford Lincoln	Torrington
Jul 6, 2026	$29,194	0 mi	Torrington Ford	Torrington

Odometer history
Date	Mileage	Price	Seller	Location
May 25, 2024	69,155 mi	$29,988	Blasius Federal Road	Brookfield

2021 GMC Sierra price comparison near you

This vehicle: 2021 GMC SierraSLE$28,495 · 69,155 mi

Compare with

5 comparable 2021 GMC Sierra SLE listings for sale within 50 miles are priced from $35,312 to $47,508 (average $39,931) — this one is $11,436 below the local average.

44k mi17 MPGVernon, CT

129k mi18 MPGGlastonbury, CT

35k mi17 MPGVernon, CT

63k mi17 MPGPawling, NY

18k mi17 MPGLake Katrine, NY

CompareView

Year	2021
Make	GMC
Model	Sierra
Trim	SLE
Body Type	Pickup
Fuel economy (EPA)	14–19 MPG combined
Recommended fuel	Regular Gasoline
Engine	5.3 L · 8 cyl
Fuel	Gasoline
Drivetrain	4WD/4-Wheel Drive/4x4
Body class	Pickup
Manufacturer	GENERAL MOTORS LLC

GMC Sierra — body generations

GenerationProducedFacelift

Gen 11996–2010—

Gen 22011–2015—

Gen 32016–2018—

Gen 42019–2021—

this vehicle

Gen 52022–present—

Vehicles within one generation share the same platform and body style — cross-generation listings are a different car in all but name.

VIN Breakdown

1GTR9BED6MZ351260

1GT1–3WMI — ManufacturerBuilt by GENERAL MOTORS LLC (United States)

R9BED4–8Vehicle attributesModel, body & engine: Pickup · 5.3 L · 8 cyl

69Check digitValidates the VIN against transcription errors

M10Model yearCode “M” = 2021

Z11Assembly plantFactory code assigned by the manufacturer

35126012–17Serial numberUnique production sequence of this exact vehicle

Active & former listings. Every ad we've tracked for this exact vehicle (by VIN) across marketplaces and dealer sites — both currently live and already removed. Each row links to the original listing on the platform where the car was offered for sale, with the price and status it had there, so you can follow its full sale history.

Active Listings

4

Listing source	Odometer	Listed date	Price	Condition	City	Sale company
torringtonfordct.com	N/A	Jul 6	$29,194	Used	Torrington	Torrington Ford
Edmunds.com	N/A	Jul 3	$29,194	Used	Torrington	Torrington Ford Lincoln
Autolist.com	N/A	Jul 1	Unavailable	Used	Torrington	Torrington Ford
CarGurus.com	N/A	Jun 30	$28,495	Used	Torrington	Torrington Ford