6 Speed Flatbed Trucks with Cummins Engines For Sale

25 0

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

37 0

2017 Freightliner M2 106 Tandem Axle 17 ft Flatbed Truck - 350HP, 6 Speed Allison Rds Automatic

$99,500 USD

2017 Freightliner M2 Tandem Axle 17’ 9” Flatbed, Cummins ISL 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 75,126 ECM Verified Miles ...

Condition	Used
Usage	2,931 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	17 ft.
Horse Power	350 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.63 ratio
Winch	Yes
Stock Number	T17613D
MLS Number	13879966
Category	Flatbed Trucks
Last Updated	11/5/2025
Location	Denver, CO, US
Sold By	DTI Trucks

42 0

2026 Freightliner M2 106 Tandem Axle 24 ft Flatbed Truck - 360HP, 6 Speed Allison Rds Automatic

$157,500 USD

2026 Freightliner M2-106 PLUS Tandem Axle Flatbed, 8.9L Cummins L9 Diesel Engine, 360 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 1,924 Miles 50 Engine Hours,...

Condition	Used
Usage	50 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	24 ft.
Horse Power	360 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	T17481D
MLS Number	13855981
Category	Flatbed Trucks
Last Updated	11/5/2025
Location	Denver, CO, US
Sold By	DTI Trucks

35 0

2020 Freightliner M2 106 Tandem Axle 22 ft Flatbed Truck - 300HP, 6 Speed Automatic

$109,500 USD

2020 Freightliner M2 22’ 4” Tandem Axle Flatbed, Cummins L9 8.9L Turbo Diesel Engine, 300 HP, Allison 6 Speed Automatic Transmission, ONLY 69,227 ECM Verified Miles, ONLY 1,903 Engine Hours...

Condition	Used
Usage	19,003 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	22 ft.
Horse Power	300 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Winch	Yes
Stock Number	T17441D
MLS Number	13747989
Category	Flatbed Trucks
Last Updated	11/5/2025
Location	Denver, CO, US
Sold By	DTI Trucks

39 0

2026 Freightliner M2 106 Tandem Axle 24 ft Flatbed Truck - 360HP, 6 Speed Allison Rds Automatic

$167,500 USD

2026 Freightliner M2-106 Plus Tandem Axle 24’ Flatbed, Cummins L9 Turbo Diesel Engine, 360 HP, Engine Brake, Allison 6 Speed 3000 RDS Automatic Transmission, ONLY 52 Miles 5 Engine Hours,...

Condition	Used
Usage	5 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	24 ft.
Horse Power	360 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Floor Type	Wood Floor
Stock Number	T17133D
MLS Number	13537698
Category	Flatbed Trucks
Last Updated	11/5/2025
Location	Denver, CO, US
Sold By	DTI Trucks

(833) 796-___ SHOW
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15 0

1998 Freightliner FL70 19 ft Flatbed Truck - 210HP, 6 Speed Manual

$16,900 USD

sale pending .... Non CDL flatbed, cummins 8.3, 6 speed manual, engine work done by Freightliner in Spokane over ten years ago, 5000 miles on engine. hauled a water tank on a farm....

Condition	Used
Usage	222,992 Miles
Duty Class	Medium Duty Flatbed Truck
Bed Length	19 ft.
Horse Power	210 HP
Engine Model	Cummins C8.3-210
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear End	19,000 lb
Stock Number	944567
MLS Number	13413320
Category	Flatbed Trucks
Last Updated	11/1/2025
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

24 0

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

26 0

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

(833) 478-___ SHOW
NUMBERCall Seller

16 2

2014 Freightliner M2 100 Flatbed Truck - Flatbed / Platform Body

$45,495 USD

2014 FREIGHTLINER M2 FLATBED WITH MOFFETT SETUP.(DOES NOT INCLUDE MOFFETT)

Condition	Used
Usage	369,767 Miles
Duty Class	Heavy Duty Flatbed Truck
Upfit Type	Flatbed / Platform Body
Horse Power	300 HP
Engine Model	Cummins ISL9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	4.78 ratio
Stock Number	14550
MLS Number	13305923
Category	Flatbed Trucks
Last Updated	10/18/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(855) 980-___ SHOW
NUMBERCall Seller

14 0

2007 Peterbilt 335 15 ft Flatbed Truck - 6 Speed Manual

Contact for price

2006 PETERBILT 335 STRAIGHT TRUCK, CUMMINS ISC, 6 SPEED MANUAL TRANSMISSION, 15FT FLATBED, 11R22.5,

Condition	Used
Usage	100,244 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	15 ft.
Engine Model	Cummins ISC
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Stock Number	687854-PB
MLS Number	13672526
Category	Flatbed Trucks
Last Updated	10/9/2025
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 929-___ SHOW
NUMBERCall Seller

11 0

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

21 0

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

25 0

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

25 0

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

24 0

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

27 0

2022 RAM 5500 Flatbed Truck - 325HP, 6 Speed Automatic

$57,500 USD

2022 Ram 5500 Flatbed Truck, Diesel, Auto, 4x4 Powertrain Chassis: 70,989 miles, Cummins B6.7, 360HP/850lbs-ft, 6-Speed AISIN AS69RC HD Transmission, Exhaust Braking | Tow/Haul Mode,...

Condition	Used
Usage	70,989 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	325 HP
Engine Model	Cummins ISB
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Stock Number	T17617M
MLS Number	13799344
Category	Flatbed Trucks
Last Updated	9/7/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

21 0

2018 International DuraStar 4300 Flatbed Truck - 220HP, 6 Speed Automatic, Liftgate

$39,500 USD

2018 International 4300 26ft Flatbed Truck, Cummins ISB 6.7L Diesel Engine, Automatic Transmission, Dual Rear Wheels, 25,999 Lbs. GVWR, 10,000 Lb. Front Axle, 17,500 Lb. Rear Axle, Air...

Condition	Used
Usage	131,589 Miles
Duty Class	Medium Duty Flatbed Truck
Horse Power	220 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	17,500 lb
Liftgate	Yes
Stock Number	T17509M
MLS Number	13775468
Category	Flatbed Trucks
Last Updated	8/22/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

5 0

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

5 0

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	RG152418
MLS Number	12977958
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

5 0

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	RG152414
MLS Number	12999608
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

5 0

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	RG152413
MLS Number	12981530
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

5 0

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	RG152412
MLS Number	12994052
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

5 0

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	RG152411
MLS Number	13047860
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

5 0

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	RG152410
MLS Number	13062667
Category	Flatbed Trucks
Last Updated	5/21/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source