model year

2021 Chevrolet Silverado 4WD TrailBoss configuration 43193

Official US catalog configuration for the 2021 Chevrolet Silverado 4WD TrailBoss: 6.2L 8-cylinder Premium Gasoline SIDI; 3-mode transmission (work truck), Automatic 10-spd, 4-Wheel Drive.

Primary records linked at claim level Data refreshed 8/27/2026

answer

Exact catalog configuration

FuelEconomy.gov identifies this as configuration 43193 for the 2021 Chevrolet Silverado 4WD TrailBoss. The catalog row specifies 6.2L 8-cylinder Premium Gasoline SIDI; 3-mode transmission (work truck), Automatic 10-spd, 4-Wheel Drive, and Premium Gasoline. This is a configuration record, not a statement that every vehicle sold under the same model name has this powertrain.

make
Chevrolet
model
Silverado 4WD TrailBoss
engine
6.2L 8-cylinder Premium Gasoline SIDI; 3-mode transmission (work truck)
source
FuelEconomy.gov vehicles.csv
fuelType
Premium Gasoline
cylinders
8
modelYear
2,021
drivetrain
4-Wheel Drive

SOURCES

applicability

Engine, transmission, and generation fields

Engine: 6.2L 8-cylinder Premium Gasoline SIDI; 3-mode transmission (work truck). Transmission: Automatic 10-spd. Drive: 4-Wheel Drive. Fuel: Premium Gasoline. Vehicle class: not specified. Generation label: Catalog span 2020–2021. The generation basis is catalog_span, which means contiguous catalog coverage and not an asserted OEM chassis-generation boundary.

make
Chevrolet
model
Silverado 4WD TrailBoss
engine
6.2L 8-cylinder Premium Gasoline SIDI; 3-mode transmission (work truck)
source
FuelEconomy.gov vehicles.csv
fuelType
Premium Gasoline
cylinders
8
modelYear
2,021
drivetrain
4-Wheel Drive

diagnosis

How to use this configuration

Match the VIN, emissions label, engine identifier, transmission, drivetrain, and build information before ordering a part or applying a diagnostic procedure. FuelEconomy.gov configuration IDs describe catalog variants; they do not prove the equipment installed on an individual vehicle.

individualVehicleClaim
No
vinVerificationRequired
Yes

methodology

Source and update method

This page is generated from one exact row in the official FuelEconomy.gov downloadable vehicle dataset. Car Trouble Lab stores the source vehicle ID and row digest, and republishes a new reviewed snapshot when the source facts change.

source
FuelEconomy.gov
rowSha256
3d506b76b2e1df4545e6ce768bebadde031b7bc3fec96faf5e224e11dfd3c269
sourceVehicleId
43193