1. Home
  2. Listings
  3. Trucks
  4. Flatbed Trucks
  5. Used

Used 20' 6 Speed Flatbed Trucks For Sale

Close
Your Current Search
Industry
Trucks
Category
Flatbed Trucks
Length
20
Transmission Speeds
6 Speed
Condition
Used
Market Type
Click the to remove the filter.
Save Search
Email Alert
What's Save Search and Email Alert?
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (13)
Category
Flatbed Trucks (13)
Model
Select a manufacturer to view available models.
Condition
Used (13)
Model Year
-
GVWR Category
Length
20 (13)
Rear Axle
Single (10)Tandem (3)
Transmission Type
Transmission Speed
6 Speed (13)
Drive Train
Engine Manufacturer
Exterior Color
Suspension Type
Cab Style
Upfit Type
Flatbed / Platform Body (1)
Fuel Type
Diesel (11)
Mileage
-
Horsepower
-
Liftgate
Inspection Report
Yes (0)
Warranty
Yes (0)
No (0)
Price
-
Country
United States (13)
State / Region
Select a state below and click Refine Results.









Seller Type
Dealerships (13)
Market Type

Shop Flatbed Trucks by Brand

Quick Filters

Showing 1 - 13 of 13 Flatbed Truck Listings

1 - 13 of 13 listings
1 - 13 of 13 listings
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic
22 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic

Recently Updated
$43,500 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage111,456 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine ModelIsuzu 4HK1TC
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End14,550 lb 5.57 ratio
Stock Number269250
MLS Number13722615
CategoryFlatbed Trucks
Last Updated10/4/2025
Location
Fresno, CA, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner M2 20 ft Flatbed Truck - 240HP, 6 Speed Automatic
22 0

2019 Freightliner M2 20 ft Flatbed Truck - 240HP, 6 Speed Automatic

$39,000 USD
SPECIAL PROMOTION - Original Price: $42000.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...
ConditionUsed
Usage96,602 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power240 HP
Engine ModelCummins B6.7
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 5.56 ratio
Stock Number235828
MLS Number13461165
CategoryFlatbed Trucks
Last Updated10/9/2025
Location
North Bergen, NJ, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner 114SD Tandem Axle 20 ft Flatbed Truck - 410HP, 6 Speed Allison Rds Automatic
37 0

2014 Freightliner 114SD Tandem Axle 20 ft Flatbed Truck - 410HP, 6 Speed Allison Rds Automatic

$79,977 USD
2014 Freightliner Coronado 114-SD 20' x 96" Aluminum Tandem-Axle Flat-Bed Truck, Detroit DD13 12.8L @ 410 H.P., Engine Brake, Allison 4000-RDS 6-Speed Automatic O/D Transmission, 4.89 Ratio,...
ConditionUsed
Usage171,515 Miles
Duty ClassHeavy Duty Flatbed Truck
Bed Length20 ft.
Horse Power410 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End46,000 lb 4.89 ratio
WinchYes
Stock Number4325
MLS Number13529166
CategoryFlatbed Trucks
Last Updated9/26/2025
Location
Phoenix, AZ, US
Sold By
American Truck Sales & Salvage
(844) 882-___  SHOW
NUMBERCall Seller
Email Seller
Save
American Truck Sales & Salvage
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic
23 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic

$43,750 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage113,148 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine ModelIsuzu 4HK1TC
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End14,550 lb 5.57 ratio
Stock Number284994
MLS Number13807368
CategoryFlatbed Trucks
Last Updated9/11/2025
Location
Ogden, UT, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner M2 20 ft Flatbed Truck - 220HP, 6 Speed Automatic
21 0

2019 Freightliner M2 20 ft Flatbed Truck - 220HP, 6 Speed Automatic

$35,750 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage243,098 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power220 HP
Engine ModelCummins B6.7
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleSingle Axle
Rear End19,000 lb 5.56 ratio
Stock Number218411
MLS Number13766445
CategoryFlatbed Trucks
Last Updated9/12/2025
Location
Stockton, CA, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic
22 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic

$40,000 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage138,024 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine ModelIsuzu 4HK1TC
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End14,550 lb 5.57 ratio
Stock Number269248
MLS Number13784726
CategoryFlatbed Trucks
Last Updated8/28/2025
Location
Stockton, CA, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner 114SD Tandem Axle 20 ft Flatbed Truck - Automatic
26 1

2014 Freightliner 114SD Tandem Axle 20 ft Flatbed Truck - Automatic

$79,500 USD
2014 FREIGHTLINER 114SD EXTENDED CAB WITH 148,990 MILES, AUTOMATIC ALLISON 4000 RDS TRANSMISSION, DETROIT DD13 DIESEL ENGINE, 410 HP, 20x96 ALUMINUM FLATBED WITH HEAVY DUTY PINTLE HOOK, 4.89...
ConditionUsed
Usage148,990 Miles
Duty ClassHeavy Duty Flatbed Truck
Bed Length20 ft.
Horse Power410 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
Rear AxleTandem Axle
Rear End46,000 lb 4.89 ratio
WinchYes
Stock Number8101
MLS Number13573931
CategoryFlatbed Trucks
Last Updated8/16/2025
Location
Tuscaloosa, AL, US
Sold By
Bobby Park Truck and Equipment Inc.
(844) 913-___  SHOW
NUMBERCall Seller
Email Seller
Save
Bobby Park Truck and Equipment Inc.
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic
22 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic

$45,500 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage84,185 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine ModelIsuzu 4HK1TC
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End14,550 lb 5.57 ratio
Stock Number269252
MLS Number13753185
CategoryFlatbed Trucks
Last Updated9/13/2025
Location
Las Vegas, NV, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic
25 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic

$30,250 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage188,402 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine ModelIsuzu 4HK1TC
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End14,550 lb 5.57 ratio
Stock Number269253
MLS Number13716632
CategoryFlatbed Trucks
Last Updated9/18/2025
Location
West Sacramento, CA, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner M2 106 20 ft Flatbed Truck - 230HP, 6 Speed Automatic
11 0

2019 Freightliner M2 106 20 ft Flatbed Truck - 230HP, 6 Speed Automatic

$78,846 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage8,394 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power230 HP
Engine ModelDD5'17 5.1L 230/2200
Transmission6 Speed Automatic
SuspensionLeaf Springs
Rear AxleSingle Axle
Rear End5.22 ratio
Stock Number874512
MLS Number13658655
CategoryFlatbed Trucks
Last Updated7/12/2025
Location
Syracuse, NY, US
Sold By
Ryder
(844) 385-___  SHOW
NUMBERCall Seller
Email Seller
Save
Ryder
Western Star 4900 Tandem Axle 20 ft Flatbed Truck - 500HP, 6 Speed Allison Rds Automatic
51 0

2020 Western Star 4900 Tandem Axle 20 ft Flatbed Truck - 500HP, 6 Speed Allison Rds Automatic

$134,500 USD
2020 Western Star 4900SB Sleeper Flatbed Truck With Forklift Mount, Detroit Diesel DD16, 500HP, 6 Speed Allison 4500RDS Automatic Transmission, 219,960 ECM Verified Miles 6,678 ECM Verified...
ConditionUsed
Usage6,678 Hours
Duty ClassHeavy Duty Flatbed Truck
Bed Length20 ft.
Horse Power500 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.70 ratio
WinchYes
Stock Number17089D
MLS Number13435814
CategoryFlatbed Trucks
Last Updated6/26/2025
Location
Denver, CO, US
Sold By
DTI Trucks
(855) 653-___  SHOW
NUMBERCall Seller
Email Seller
Save
DTI Trucks
Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic, Liftgate
16 0

2019 Isuzu NRR 20 ft Flatbed Truck - 215HP, 6 Speed Automatic, Liftgate

$31,495 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage164,352 Miles
Duty ClassMedium Duty Flatbed Truck
Bed Length20 ft.
Horse Power215 HP
Engine Model4HK1TC'10 215/2500
Transmission6 Speed Automatic
SuspensionLeaf Springs
Rear AxleSingle Axle
Rear End5.57 ratio
LiftgateYes
Stock Number877810
MLS Number13516537
CategoryFlatbed Trucks
Last Updated7/12/2025
Location
Bensalem, PA, US
Sold By
Ryder
(844) 385-___  SHOW
NUMBERCall Seller
Email Seller
Save
Ryder
Chevrolet C7500 Flatbed Truck - Steel 20 Ft Platform x 8 Ft W with Cab Guard 4 Ft H
2 0

Chevrolet C7500 Flatbed Truck - Steel 20 Ft Platform x 8 Ft W with Cab Guard 4 Ft H

Contact for rental/lease prices
Chassis Equipment:, Air Conditioning, Cruise Control, Tilt Steering, and AM/FM/CD Air-Ride Driver Cloth Bucket Seat 40/60 Passenger Cloth Seat Power Windows Locks. Power Mirrors Trailer...
ConditionUsed
Duty ClassHeavy Duty Flatbed Truck
Upfit TypeFlatbed / Platform Body
Bed Length20 ft.
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock NumberV#533
MLS Number10902496
CategoryFlatbed Trucks
Last Updated4/29/2022
Location
Duluth, MN, US
Rented/Leased By
Equipment Rental Company
(855) 929-___  SHOW
NUMBERCall to Rent
Email to Rent
Save
Equipment Rental Company
Save Search
Email Alert
What's Save Search and Email Alert?
Want to narrow or modify your search criteria?
Filter by Price
Filter by Year
Filter by Location
Filter by Model
Filter by Keyword
Modify your search
Did you find what you were looking for? Yes No
Got a 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