Get ready to step into serious heavy-duty performance with this 2025 Chevrolet Silverado 3500 LT Trail Boss—powered by the legendary 6.6L Duramax Turbo-Diesel. Built for those who need maximum strength, capability, and off-road confidence, this truck is the ultimate combination of workhorse durability and bold Trail Boss attitude.

At the heart of this Silverado 3500 is the proven 6.6L Duramax diesel engine, delivering massive torque and incredible towing capability. Paired with the renowned Allison automatic transmission, this heavy-duty diesel truck is engineered to handle demanding jobs, long hauls, and tough terrain with ease. Whether you're towing equipment, hauling trailers, or heading into the mountains, this Silverado is ready.

The Trail Boss package takes capability to the next level with an aggressive off-road stance, factory lift, upgraded suspension, skid plates, and rugged tires—making it a top choice for buyers searching for a lifted diesel truck, off-road heavy duty pickup, or Silverado 3500 Trail Boss for sale.

Inside the cabin, the LT trim offers a perfect blend of comfort and functionality. Enjoy a spacious interior with premium cloth seating, a large touchscreen infotainment system with Apple CarPlay and Android Auto, advanced trailering technology, and a driver-focused layout designed for long days on the road or job site.

Key Features:

6.6L Duramax Turbo-Diesel V8 – extreme torque & towing power

Allison automatic transmission

Trail Boss off-road package with factory lift & suspension upgrades

4x4 capability for all terrain performance

Advanced trailering & towing technology

Apple CarPlay & Android Auto integration

Bold exterior styling with aggressive stance

If you’re searching for a 2025 Chevy Silverado 3500 diesel for sale, a Duramax towing truck, or a lifted heavy-duty pickup with off-road capability, this Silverado 3500 LT Trail Boss stands above the rest.

Power, performance, and presence—this is the truck that gets the job done and looks good doing it.

Options:

Cloth Rear Seat w/Storage Package

Convenience Package

Convenience Package II

Heat Package

Leather Package

Preferred Equipment Group 1LT

Remote Start Package

Safety Package

Suspension Package

Up-Level Rear Seat w/Storage Package

6 Speakers

6-Speaker Audio System Feature

AM/FM radio: SiriusXM with 360L

Premium audio system: Chevrolet Infotainment 3 Premium

Radio: Chevrolet Infotainment 3 Premium System

SiriusXM w/360L Trial Subscription

Steering Wheel Audio Controls

Air Conditioning

Dual-Zone Automatic Climate Control

Electric Rear-Window Defogger

120-Volt Bed Mounted Power Outlet

120-Volt Interior Power Outlet

4-Way Manual Driver Seat Adjuster

Bluetooth® For Phone

Power Front Windows w/Driver Express Up/Down

Power Front Windows w/Passenger Express Down

Power Rear Windows w/Express Down

Power steering

Power windows

Push Button Start

Remote keyless entry

Remote Vehicle Starter System

Steering wheel mounted audio controls

Universal Home Remote

Manual Tilt-Wheel/Telescoping Steering Column

Traction control

Wrapped Steering Wheel

4-Wheel Disc Brakes

ABS brakes

Dual front impact airbags

Dual front side impact airbags

EZ Lift Power Lock & Release Tailgate

Front anti-roll bar

Front wheel independent suspension

Keyless Open & Start

Low tire pressure warning

Occupant sensing airbag

Overhead airbag

Power Door Locks

Durabed Pickup Bed

Brake assist

Electronic Stability Control

Auto High-beam Headlights

Delay-off headlights

Fully automatic headlights

Perimeter Lighting

Panic alarm

Unauthorized Entry Theft-Deterrent System

Speed control

Steering Wheel Mounted Electronic Cruise Control

2-Speed Active Transfer Case

2-Speed Electronic Shift Transfer Case

170 Amp Alternator

220 Amp Alternator

Engine Block Heater

Exhaust Brake

Heavy-Duty 80 Amp-Hr Battery

Black Mirror Caps

Bumpers: chrome

Chevytec Spray-On Black Bedliner

Front LED Fog Lamps

Front License Plate Kit

Halogen Reflector Headlamps

Heated door mirrors

LED Cargo Area Lighting

Multi-Flex Tailgate

Outside Power-Adjustable Mirrors

Power door mirrors

Power-Adjustable Outside Mirrors

Rear step bumper

Standard Tailgate

Turn signal indicator mirrors

Winter Grille Cover

Apple CarPlay/Android Auto

Auto-Dimming Inside Rear-View Mirror

Bed View Camera w/2 Trailer Camera Provisions

Chevrolet Connected Access Capable

Cloth Seat Trim

Color-Keyed Carpeting Floor Covering

Compass

Compass Located In Instrument Cluster

Driver door bin

Driver vanity mirror

Front & Rear Park Assist

Front 40/20/40 Split-Bench Seats w/Lockable Storage

Front reading lights

Front Rubberized Vinyl Floor Mats

HD Rear Vision Camera

HD Surround Vision

Heated Steering Wheel

Illuminated entry

OnStar Services Capable

Outside temperature display

Overhead console

Passenger vanity mirror

Rear Cross Traffic Alert

Rear reading lights

Rear Rubberized-Vinyl Floor Mats

Tachometer

Tilt steering wheel

Trailer Camera Provisions

Trailer Side Blind Zone Alert

Trip computer

Upfitter Switch Kit (5)

Voltmeter

Wi-Fi Hotspot Capable

10-Way Power Driver Seat Adjuster w/Lumbar

4-Way Manual Passenger Seat Adjuster

Heated Driver & Front Outboard Passenger Seats

Rear 60/40 Folding Bench Seat (Folds Up)

Split folding rear seat

Front Center Armrest w/Storage

Passenger door bin

Hitch Guidance w/Hitch View

In-Vehicle Trailering App System

Deep-Tinted Glass

Power Sliding Rear Window w/Defogger

Variably intermittent wipers

3.42 Rear Axle Ratio

3.73 Rear Axle Ratio