6 Speed Flatbed Trucks with Spring Suspension For Sale

51 - 75 of 112 listings

2018 RAM 4500 Flatbed Truck - 325HP, 6 Speed Automatic

$46,500 USD

2018 Ram 4500 Flatbed, Diesel B6.7, 4x4 Powertrain Chassis: 49,462 miles, 6.7L Cummins B6.7, 325HP/750lbs-ft, 6 Speed Transmission | 4x4, Exhaust Braking | Tow/Haul Mode, Hydraulic Brakes,...

Condition	Used
Usage	49,462 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	325 HP
Engine Model	Cummins B6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Stock Number	T17828M
MLS Number	13998857
Category	Flatbed Trucks
Last Updated	11/23/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2024 Freightliner M2 106 Flatbed Truck - 350HP, 6 Speed Automatic

$94,500 USD

2024 Freightliner M2-106, Cummins L9, Pintle Plate Powertrain Chassis: 8,262 miles, 8.9L Cummins B6.7 with 350HP/1050lbs-ft | 4x2, Allison 3000RDS Automatic Transmission (PTO Provision),...

Condition	Used
Usage	8,262 Miles
Duty Class	Heavy Duty Flatbed Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	T17758M
MLS Number	13989512
Category	Flatbed Trucks
Last Updated	11/19/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2020 Freightliner M2 106 26 ft Flatbed Truck - 220HP, 6 Speed Allison Rds Automatic

$86,500 USD

2020 Freightliner M2-106 26ft Flatbed Truck, Cummins B6.7L Diesel Engine With 220 HP, 6 Speed Allison 2500RDS Automatic Transmission, Dual Rear Wheels, 26,000 Lbs. GVWR, 10,000 Lb. Front...

Condition	Used
Usage	3,310 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	26 ft.
Horse Power	220 HP
Engine Model	Cummins B6.7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	19,000 lb
Stock Number	T17345M
MLS Number	13680141
Category	Flatbed Trucks
Last Updated	11/15/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2024 RAM 5500 12 ft Flatbed Truck - 360HP, 6 Speed Automatic, Liftgate

$87,500 USD

2024 Ram 5500HD 12ft Flatbed, 6.7L Cummins Engine 360HP, 6 Speed Aisin Automatic Transmission, 4x4, Auto Transfer Case, Auto Hubs, Dually, Hydraulic Brakes, Spring Suspension, GVWR 19,500lbs...

Condition	Used
Usage	30 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	12 ft.
Horse Power	360 HP
Engine Model	Cummins B6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Liftgate	Yes
Stock Number	T17253M
MLS Number	13574205
Category	Flatbed Trucks
Last Updated	11/15/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2023 Ford F-650 26 ft Flatbed Truck - 335HP, 6 Speed Automatic

$74,500 USD

2023 Ford F650 26ft Flatbed Truck, Ford 7.3L Gas V8 Gas Engine With 335HP, Ford TorqShift 6 Speed Automatic Transmission, 26,000 Lbs. GVWR (UNDER CDL), 8,500 Lb. Front Axle, 17,500Lb. Rear...

Condition	Used
Usage	8,718 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	26 ft.
Horse Power	335 HP
Engine Model	Ford 7.3L
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	17,500 lb
Floor Type	Wood Floor
Stock Number	T17167M
MLS Number	13568597
Category	Flatbed Trucks
Last Updated	11/15/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2023 Chevrolet 5500 Flatbed Truck - 350HP

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This Chevrolet 5500 4x2 Load King Flatbed Truck is a versatile and durable platform designed for reliable hauling and transport applications. Powered by a 6.6L Duramax diesel engine...

Condition	New
Horse Power	350 HP
Engine Model	Duramax 6.6L D
Drivetrain	4x2
Transmission	6 Speed
Suspension	Spring
Rear End	15,500 lb
Stock Number	PH732852
MLS Number	13984592
Category	Flatbed Trucks
Last Updated	11/15/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2024 RAM 5500 Flatbed Truck - 370HP

$109,673 USD

The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is a powerful and versatile workhorse designed for demanding job sites. With a 370 HP diesel engine and a 6-speed automatic transmission, it...

Condition	New
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	RG152416
MLS Number	13976411
Category	Flatbed Trucks
Last Updated	11/11/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

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2024 RAM 5500 Flatbed Truck - 370HP

$109,673 USD

The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is a powerful and versatile workhorse designed for demanding job sites. With a 370 HP diesel engine and a 6-speed automatic transmission, it...

Condition	New
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	RG152406
MLS Number	13976410
Category	Flatbed Trucks
Last Updated	11/11/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

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2024 RAM 5500 Flatbed Truck - 370HP

$109,673 USD

The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is a powerful and versatile workhorse designed for demanding job sites. With a 370 HP diesel engine and a 6-speed automatic transmission, it...

Condition	New
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	RG152355
MLS Number	13976409
Category	Flatbed Trucks
Last Updated	11/11/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

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2024 RAM 5500 Flatbed Truck - 370HP

$109,673 USD

The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is a powerful and versatile workhorse designed for demanding job sites. With a 370 HP diesel engine and a 6-speed automatic transmission, it...

Condition	New
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	RG152349
MLS Number	13976408
Category	Flatbed Trucks
Last Updated	11/11/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

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2024 RAM 5500 12 ft Flatbed Truck - 360HP, 6 Speed Automatic

$84,500 USD

2024 Ram 5500HD Flatbed, Diesel, Auto, 4x4 Powertrain Chassis: 30 miles, Cummins B6.7, 360HP/850lbs-ft, 6-Speed AISIN AS69RC HD Transmission | 4x4, Exhaust Brake | Tow/Haul Mode, Hydraulic...

Condition	Used
Usage	30 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	12 ft.
Horse Power	360 HP
Engine Model	Cummins B6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Stock Number	T17681M
MLS Number	13971938
Category	Flatbed Trucks
Last Updated	11/7/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2024 RAM 5500 Flatbed Truck - 360HP, 6 Speed Automatic

$79,500 USD

2024 Ram 5500HD Flatbed, Diesel, Auto, 4x4 Powertrain Chassis: 54 miles, Cummins B6.7, 360HP/850lbs-ft, 6-Speed AISIN AS69RC HD Transmission | 4x4, Exhaust Brake | Tow/Haul Mode, Hydraulic...

Condition	Used
Usage	54 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	360 HP
Engine Model	Cummins B6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Stock Number	T17775M
MLS Number	13951243
Category	Flatbed Trucks
Last Updated	10/28/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2024 RAM 5500 12 ft Flatbed Truck - 360HP, 6 Speed Automatic

$79,500 USD

2024 Ram 5500HD Flatbed, Diesel, Auto, 4x4 Powertrain Chassis: 162 miles, Cummins B6.7, 360HP/850lbs-ft, 6-Speed AISIN AS69RC HD Transmission | 4x4, Exhaust Brake | Tow/Haul Mode, Hydraulic...

Condition	Used
Usage	162 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	12 ft.
Horse Power	360 HP
Engine Model	Cummins B6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Stock Number	T17774M
MLS Number	13951238
Category	Flatbed Trucks
Last Updated	10/28/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2016 RAM 5500 4X4 Regular Cab Diesel Engine with Heavy-Duty 11 Ft Steel Flatbed Body, Liftgate and Western V-Plow

$25,000 USD

Chassis Equipment:, Air Conditioning and Cruise Control Infotainment 5" Touchscreen w/USB Port Upfitter Switches and 12VDC Power Electric Shift 4WD Cloth 40/20/40 Bucket Seats Power...

Condition	Used
Usage	217,000 Miles
Duty Class	Medium Duty Flatbed Truck
Upfit Type	Flatbed / Platform Body
Upfit Make	TAFCO
Bed Length	11 ft.
Engine Model	Cummins
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Liftgate	Yes
Stock Number	V#669
MLS Number	13873281
Category	Flatbed Trucks
Last Updated	10/8/2025
Location	Duluth, MN, US
Sold By	Equipment Rental Company

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2019 Isuzu NPR HD 16 ft Flatbed Truck - 297HP, 6 Speed Automatic

$49,500 USD

2019 Isuzu NPR-XD 16ft Flatbed Truck Powertrain Chassis: 38,215 miles 6.0L Gas Motor, 297HP 6 Speed Automatic Transmission Hydraulic Brakes, Spring Suspension GVWR: 14,500 lbs (Under CDL...

Condition	Used
Usage	38,215 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	16 ft.
Horse Power	297 HP
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	11,020 lb
Stock Number	T17541M
MLS Number	13852546
Category	Flatbed Trucks
Last Updated	9/27/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2020 Isuzu NQR 22 ft Flatbed Truck - 215HP, 6 Speed Automatic

$33,995 USD

For Sale: 2020 Isuzu NQR 22' Flatbed Truck, This 2020 Isuzu NQR is a dependable medium-duty flatbed truck, designed for versatile hauling and transportation needs. It features a 22-foot...

Condition	Used
Usage	167,605 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	22 ft.
Horse Power	215 HP
Engine Model	Isuzu 4HK1TC
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	12,980 lb
Floor Type	Wood Floor
Stock Number	900252
MLS Number	13370233
Category	Flatbed Trucks
Last Updated	9/22/2025
Location	Miami, FL, US
Sold By	Truck and Van Outlet

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2005 Freightliner M2 106 Flatbed Truck - 210HP, 6 Speed Manual

$18,900 USD

2005 Freightliner M2106 --- Single Axle, C7 Caterpillar 210 HP, Eaton-Fuller Manual 6 Speed, 4.11 Ratio, 10,000 Front Axle, 20,000 Rear Axle, 204" Wheelbase, Spring, Air Brake, Pintle Hitch...

Condition	Used
Usage	386,140 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	210 HP
Engine Model	Caterpillar C7
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Stock Number	U43528
MLS Number	13747477
Category	Flatbed Trucks
Last Updated	9/11/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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2023 Isuzu FTR Flatbed Truck - 260HP, 6 Speed Allison Rds Automatic

$84,500 USD

2023 Isuzu FTR Flatbed, Cummins B6.7L, Allison 2550RDS Powertrain Chassis: 6064 miles, 6.7L Cummins B6.7 with 260HP/660lbs-ft, Allison 2550RDS Automatic Transmission (PTO Provision), Air...

Condition	Used
Usage	6,064 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	260 HP
Engine Model	Cummins B6.7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	19,000 lb
Stock Number	T17453M
MLS Number	13800996
Category	Flatbed Trucks
Last Updated	9/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2013 RAM 5500 16 ft Flatbed Truck - 320HP, 6 Speed Automatic, Liftgate

$39,500 USD

2013 Ram 5500 16' Flatbed, 6.7L Cummins Turbo Diesel Engine, Automatic Transmission, 98,091 Miles, 4,591 Engine Hours, 19,500lb GVWR (No cDL required), 7,000lb Front Axle, 13,500lb Rear Axle...

Condition	Used
Usage	98,091 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	16 ft.
Horse Power	320 HP
Engine Model	Cummins B6.7H
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Liftgate	Yes
Stock Number	T17528M
MLS Number	13674661
Category	Flatbed Trucks
Last Updated	9/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2014 RAM 5500 16 ft Flatbed Truck - 325HP, 6 Speed Automatic, Liftgate

$39,500 USD

2014 Ram 5500 16' Flatbed, 6.7L Cummins Turbo Diesel Engine, Automatic Transmission, 4x4, 131,161 Miles, 4,896 Engine Hours, 19,500lb GVWR (No CDL Required), 7,000lb Front Axle, 13,500lb...

Condition	Used
Usage	131,161 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	16 ft.
Horse Power	325 HP
Engine Model	Cummins B6.7H
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Liftgate	Yes
Stock Number	T17526M
MLS Number	13637567
Category	Flatbed Trucks
Last Updated	9/12/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2016 RAM 5500 16 ft Flatbed Truck - 305HP, 6 Speed Automatic, Liftgate

$42,500 USD

2016 Ram 5500 16' Flatbed, 6.7L Cummins Turbo Diesel, Automatic Transmission, 4x4, Exhaust Brake, 123,667 Miles, 5,353 Engine Hours, 19,500 GVWR (No CDL Required), 7,250LB Front Axle,...

Condition	Used
Usage	123,667 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	16 ft.
Horse Power	305 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Winch	Yes
Liftgate	Yes
Stock Number	T17523M
MLS Number	13555316
Category	Flatbed Trucks
Last Updated	9/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2024 Isuzu NPR HD 18 ft Flatbed Truck - 350HP, 6 Speed Automatic

$59,500 USD

2024 Isuzu NPR-HD 18ft Flatbed Truck, 6.6L L8T V8 Motor, 6 Speed Automatic Transmission, Dually, Hydraulic Brakes, Spring Suspension, 38 Gallons Fuel Capacity. 150" Wheelbase, 120" Cab to...

Condition	Used
Usage	474 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	18 ft.
Horse Power	350 HP
Engine Model	L8T
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	11,020 lb
Stock Number	T17436M
MLS Number	13764945
Category	Flatbed Trucks
Last Updated	8/16/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2022 Isuzu NPR 12 ft Flatbed Truck - 350HP, 6 Speed Automatic

$54,500 USD

2022 Isuzu NPR Traffic Control Truck With 12' Bed And New Wanco Sign Board, 6.6L Vortec V8 Gas Engine, Automatic Transmission, ONLY 46,424 Miles, 12,000 GWVR, 4,860 Front, 8,840 Rear, Spring...

Condition	Used
Usage	46,455 Miles
Duty Class	Light Duty Flatbed Truck
Bed Length	12 ft.
Horse Power	350 HP
Engine Model	L8T
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	8,840 lb
Stock Number	T17507M
MLS Number	13764934
Category	Flatbed Trucks
Last Updated	8/16/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

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2023 Isuzu NPR Flatbed Truck - 300HP, 6 Speed Automatic

$59,995 USD

16' Aluminum Stake Body New 2023 Isuzu NPRGAS CAB/CHASSIS, standard cab, 150” wheelbase, 118" CA, 12,000 lbs. GVWR, 4.10 rear axle ratio, GMPT-V8 6.6L gas engine, 6L90 GMPT 6-speed automatic...

Condition	New
Usage	149 Miles
Duty Class	Light Duty Flatbed Truck
Horse Power	300 HP
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	4.10 ratio
Stock Number	IN10554
MLS Number	12928811
Category	Flatbed Trucks
Last Updated	8/13/2025
Location	Landover, MD, US
Sold By	All Roads Trucks

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2024 RAM 5500 Flatbed Truck - 370HP

$109,673 USD

The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is a powerful and versatile workhorse designed for demanding job sites. With a 370 HP diesel engine and a 6-speed automatic transmission, it...

Condition	New
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	RG152422
MLS Number	12937169
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

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6 Speed Flatbed Trucks with Spring Suspension For Sale

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