2021 GMC Sierra SLT 3500HD Crewcab Dually 4x4

Overview

This 2021 GMC Sierra SLT 3500HD Crew cab Dually 4x4 is a heavy-duty workhorse in excellent condition, ready to tackle the toughest towing and hauling jobs. The SLT trim level combines serious capability with comfort features like leather upholstery, heated seats, and dual-zone climate control. With its dually (dual rear wheel) configuration and powerful 6.6L Duramax Turbo-Diesel engine, this truck delivers exceptional towing capacity and stability for professional and personal use.

This was my personal pickup, highway miles pulling trailers. I am very particular with service and maintenance, oil changes 6,000 miles, transmission services every 3rd oil change, has had transmission updates done at 110,000 miles, all gear boxes serviced at 142,000 miles, current miles 156,600. B&W Gooseneck Hitch, self leveling air bag ride control, has never been deleted or had programmer installed. Has fresh service and new tires, ready to go to work!

Key Features

• 6.6L Duramax Turbo-Diesel engine for maximum power and torque

• Up to 36,000 lbs maximum towing capacity with gooseneck hitch configuration

• Crew Cab with spacious interior: over 43 inches of front headroom and 44.5 inches of front legroom

• 4-wheel drive for enhanced traction and capability in challenging conditions

• Dually (dual rear wheel) configuration for superior stability and towing performance

• Standard GMC ProGrade Trailering System with Hitch Guidance and Hitch View

• Leather upholstery with 10-way power front seats and heating

• Remote engine start and push-button start

• Power-folding mirrors and heated steering wheel