Used GMC 6 Speed Flatbed Trucks For Sale

Your Current Search
Industry
Trucks
Category
Flatbed Trucks
Manufacturer
GMC
Transmission Speeds
6 Speed
Condition
Used
Market Type
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (5)
Category
Flatbed Trucks (5)
Make
GMC (5)
Condition
Used (5)
Model Year
-
GVWR Category
Bed Length
Transmission Type
Transmission Speed
6 Speed (5)
Drive Train
Engine Manufacturer
Exterior Color
White (5)
Suspension Type
Spring (5)
Cab Style
Fuel Type
Mileage
-
Horsepower
-
Liftgate
Yes (0)
No (0)
Inspection Report
Yes (0)
Warranty
Yes (0)
No (0)
Price
-
Country
United States (5)
State / Region
Select a state below and click Refine Results.



Seller Type
Dealerships (5)
Market Type

Quick Filters

Showing 1 - 5 of 5 Flatbed Truck Listings

1 - 5 of 5 listings
1 - 5 of 5 listings
GMC G33503 Flatbed Truck - 341HP, 6 Speed Automatic

2019 GMC G33503 Flatbed Truck - 341HP, 6 Speed Automatic

Newly Listed
Contact for price
Used 2019 GMC G33503 Flatbed Truck for sale, 48,366 miles, 341HP 6.0L V8 gasoline engine, 6-speed automatic transmission, 139" wheelbase, single rear axle, spring suspension. See it now.
ConditionUsed
Usage48,366 Miles
Duty ClassLight Duty Flatbed Truck
Horse Power341 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 3.73 ratio
Stock Number351040
MLS Number14149063
CategoryFlatbed Trucks
Last Updated2/18/2026
Location
Torrance, CA, US
Sold By
Penske Used Trucks
GMC G33503 Flatbed Truck - 341HP, 6 Speed Automatic

2019 GMC G33503 Flatbed Truck - 341HP, 6 Speed Automatic

Newly Listed
$29,500 USD
Used 2019 GMC G33503 Flatbed Truck for sale, 47,742 miles, 341 HP 6.0L V8 GMC engine, 6-speed automatic transmission, single rear axle, 33-gallon fuel capacity, white color. Check it out.
ConditionUsed
Usage47,742 Miles
Duty ClassLight Duty Flatbed Truck
Horse Power341 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 3.73 ratio
Stock Number351041
MLS Number14147087
CategoryFlatbed Trucks
Last Updated2/18/2026
Location
Torrance, CA, US
Sold By
Penske Used Trucks
GMC 3500 9.5 ft Flatbed Truck - 445HP, 6 Speed Automatic

2019 GMC 3500 9.5 ft Flatbed Truck - 445HP, 6 Speed Automatic

$52,500 USD
2019 GMC 3500 Flatbed Truck, Diesel, 4x4 Powertrain Chassis: 20,374 Miles | 900 Hours, 6.6L Duramax, 445HP/910 lbs-ft, 6 Speed Allison 1000 Transmission | 4x4, Exhaust Braking | Tow/Haul...
ConditionUsed
Usage20,374 Miles
Duty ClassLight Duty Flatbed Truck
Bed Length9.5
Horse Power445 HP
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End9,750 lb
Stock NumberT18024M
MLS Number14127521
CategoryFlatbed Trucks
Last Updated2/5/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Trucks
GMC Sierra Tandem Axle Flatbed Truck - 301HP, 6 Speed Automatic

2020 GMC Sierra Tandem Axle Flatbed Truck - 301HP, 6 Speed Automatic

$48,000 USD
Used 2020 GMC Sierra Flatbed Truck for sale, 301 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, tandem rear axle, 177" wheelbase, 103-gallon fuel capacity, white color. Check it...
ConditionUsed
Usage107,869 Miles
Duty ClassLight Duty Flatbed Truck
Horse Power301 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleTandem Axle
Rear End10,400 lb 3.73 ratio
Stock Number403728
MLS Number14092228
CategoryFlatbed Trucks
Last Updated2/14/2026
Location
San Antonio, TX, US
Sold By
Penske Used Trucks
GMC TopKick C7500 24 ft Flatbed Truck - 225HP, 6 Speed Manual

2005 GMC TopKick C7500 24 ft Flatbed Truck - 225HP, 6 Speed Manual

$10,000 USD
GOOD TRUCK, RUNS GREAT, NICE HEAVY DUTY 24 FOOT FLAT BED, AIR BRAKES, GOOD TIRES!,
ConditionUsed
Usage266,118 Miles
Duty ClassHeavy Duty Flatbed Truck
Bed Length24 ft.
Horse Power225 HP
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number05GMC266SAFLAT
MLS Number13303952
CategoryFlatbed Trucks
Last Updated11/10/2025
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
Did you find what you were looking for? Yes No
Got a GMC flatbed truck to sell? In minutes, you can create an online listing for your flatbed truck and advertise it to thousands of buyers.
Start selling today