Diesel 6 Speed Mechanic / Utility / Service Trucks For Sale

(833) 658-___ SHOW
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2014 RAM 3500 Mechanic / Service Truck, 4x4, XL, Work, Construction, Handyman, Plumber, 8FT KNAPHEIDE BED, Gasoline, Utility

Contact for price

2014 Ram 3500 Utility Truck Stock: 120000 VIN:3C7WR9AL2EG120000 Year: 2014 Make: Ram Model: 3500 Engine:Cummins 6.7L I-6 diesel direct injection, VVT intercooled turbo, diesel, engine with...

Condition	Used
Usage	105,691 Miles
Duty Class	Light Duty Service Truck
Bed Length	8 ft.
Horse Power	325 HP
Engine Model	Cummins
Drivetrain	4x4
Transmission	6 Speed Automatic
Rear Axle	Single Axle
Rear End	9,850 lb
Stock Number	120000
MLS Number	13678170
Category	Mechanic / Utility / Service Trucks
Last Updated	10/24/2025
Location	Elkton, MD, US
Sold By	Complete Recycling Group LLC

(833) 658-___ SHOW
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2011 Ford F-350 Extended Cab Mechanic / Service Truck, 4x4, Tow Hitch, Reading Bed, Utility, Diesel, Low Miles, Construction, Handyman

$32,222 USD

2011 Ford F350XL Utility , Stock: A31175, VIN:1FT8X3BT5BEA31175, Year:2011, Make: Ford, Model: F350XL, Engine:Powerstroke 6.7L V-8 diesel direct injection, intercooled turbo, diesel,...

Condition	Used
Usage	89,811 Miles
Duty Class	Light Duty Service Truck
Horse Power	400 HP
Engine Model	Ford
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	7,280 lb 3.55 ratio
Stock Number	A31175
MLS Number	13316245
Category	Mechanic / Utility / Service Trucks
Last Updated	10/24/2025
Location	Elkton, MD, US
Sold By	Complete Recycling Group LLC

(855) 984-___ SHOW
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19 0

2025 Kenworth T380 Mechanic / Service Truck - Paccar, 325HP, 6 Speed Allison Rds Automatic

Recently Updated

$239,095 USD

Transfer this unit to your nearest Maryland/Delaware location at no additional cost – Baltimore, Bel Air, Dover, Landover, Mardela Springs, Upper Marlboro, or Westminster. Contact us for...

Condition	New
Usage	960 Miles
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	325 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 6.17 ratio
Stock Number	KN180808
MLS Number	13703381
Category	Mechanic / Utility / Service Trucks
Last Updated	10/27/2025
Location	Westminster, MD, US
Sold By	All Roads Trucks

(833) 660-___ SHOW
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25 0

2021 Chevrolet 3500HD Mechanic / Service Truck - Duramax, 445HP, 6 Speed Automatic

Newly Listed

$43,500 USD

2021 Chevrolet 3500 Service/Utility Truck, 4x4 Powertrain Chassis: 111,078 miles, 3,572 Hours, 6.6L Duramax, 445HP/910 lbs-ft, 10 Speed Allison Transmission | 4x4, Exhaust Braking |...

Condition	Used
Usage	3,572 Hours
Duty Class	Light Duty Service Truck
Horse Power	445 HP
Engine Model	Duramax L5P 6.6L V8
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	7,250 lb
Stock Number	T17725M
MLS Number	13943335
Category	Mechanic / Utility / Service Trucks
Last Updated	10/25/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(772) 409-___ SHOW
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30 0

2025 Kenworth T380 Mechanic / Service Truck - Paccar, 325HP, 6 Speed Allison Rds Automatic

Recently Updated

$239,095 USD

Transfer this unit to your nearest South Florida location at no additional cost! Fort Lauderdale, Fort Pierce, Riviera Beach, or Naples. Contact us for details! Model Year: 2025, Model: T380...

Condition	New
Usage	1,390 Miles
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	325 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 6.17 ratio
Stock Number	KN180809
MLS Number	13703382
Category	Mechanic / Utility / Service Trucks
Last Updated	10/24/2025
Location	Fort Pierce, FL, US
Sold By	All Roads Trucks

(707) 849-___ SHOW
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25 2

2000 Ford F550 SD XL Mechanic / Service Truck - International, 6 Speed Manual

Recently Updated

$8,000 USD

2000 Ford F550 XL Super Duty 83,794 miles 7.3L Powerstroke V8 NO DEF 6 Speed manual transmission Liftmoore Crane Service body in rough shape Truck runs and drives like it should. Crane...

Condition	Used
Usage	83,794 Miles
Duty Class	Medium Duty Service Truck
Drivetrain	4x2
Transmission	6 Speed Manual
Rear Axle	Single Axle
MLS Number	13544926
Category	Mechanic / Utility / Service Trucks
Last Updated	10/24/2025
Location	Oakland, CA, US
Sold By	Personal Asset Brokerage

7 0

2008 Ford F550 SD XL Mechanic / Service Truck - 6.4L POWER STROKE, 325HP

Recently Updated

$21,900 USD

2008 Ford F550 --- Single Axle, 6.4 Powerstroke 325 HP, Manual 6 Speed, 6,500 Front Axle, 13,660 Rear Axle, 165" Wheelbase, 13' 9" Bridge, Spring, Steel Wheels, High Level Interior, Cruise...

Condition	Used
Usage	147,634 Miles
Duty Class	Medium Duty Service Truck
Horse Power	325 HP
Engine Model	Ford 6.4L POWER STROKE
Drivetrain	4x2
Transmission	6 Speed
Suspension	Spring
Rear Axle	Single Axle
Stock Number	C38862
MLS Number	9856075
Category	Mechanic / Utility / Service Trucks
Last Updated	10/24/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 714-___ SHOW
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6 0

2018 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

Newly Listed

$129,500 USD

Stellar TMax service body- 14', Remote control, Stellar 12630 crane- 30 FT, 12,000 lb lift, 65R air compressor- PTO driven, Allison 3500RDS transmission, Paccar PX9 300HP, Engine brake,...

Condition	Used
Usage	9,645 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	300 HP
Engine Model	Paccar PX9
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	6923
MLS Number	13916478
Category	Mechanic / Utility / Service Trucks
Last Updated	10/25/2025
Location	Aberdeen, ID, US
Sold By	Diesel Depot

12 0

2016 Kenworth T270 Mechanic / Service Truck - Paccar, 280HP, 6 Speed Allison Rds Automatic

Recently Updated

$106,900 USD

2016 Kenworth T270 --- Single Axle, PX7 PACCAR 280 HP, Allison Automatic 6 Speed, 6.17 Ratio, 10,000 Front Axle, 16,000 Rear Axle, 153" Wheelbase, 12' 9" Bridge, Air Ride, Air Brake, Exhaust...

Condition	Used
Usage	281,913 Miles
Duty Class	Medium Duty Service Truck
Horse Power	280 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	16,000 lb 6.17 ratio
Stock Number	483214
MLS Number	13853325
Category	Mechanic / Utility / Service Trucks
Last Updated	10/23/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 882-___ SHOW
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37 0

2019 Ford F550 SD XL Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 6 Speed Automatic

Recently Updated

$57,977 USD

2019 Ford F-550 XL SD 4x2 11' x 94" Single-Axle Service / Utility Mechanic's Truck, Ford Power-Stroke 6.7L @ 330 H.P., 6-Speed Automatic O/D Transmission, 4.10 Ratio, 169" W.B., Spring...

Condition	Used
Usage	127,587 Miles
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Horse Power	330 HP
Engine Model	Ford 6.7L POWER STROKE
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	14,706 lb 4.10 ratio
Stock Number	4219
MLS Number	13314584
Category	Mechanic / Utility / Service Trucks
Last Updated	10/25/2025
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

(480) 550-___ SHOW
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32 0

2024 RAM 5500 Tradesman Mechanic / Service Truck - 6 Speed Automatic

$86,595 USD

New 2024 Ram 5500 Regular Cab 4x4 Diesel with an 11' Reading Service Body with 50 high raised boxes work truck for sale. The sale price includes the utility truck body. Stock#...

Condition	New
Usage	34 Miles
Duty Class	Medium Duty Service Truck
Transmission	6 Speed Automatic
Stock Number	ADRB240981
MLS Number	13557051
Category	Mechanic / Utility / Service Trucks
Last Updated	10/19/2025
Location	Avondale, AZ, US
Sold By	Larry H. Miller Ford - Mesa

(480) 550-___ SHOW
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27 0

2024 RAM 5500 Tradesman Mechanic / Service Truck - 6 Speed Automatic

$84,495 USD

====== For Sale: New 2024 Ram 5500 Crew Cab 4x4 Diesel 84CA -- 11' Crysteel E-Tipper Low Side Dump Truck ======Stock #ADRB240861==== Heavy-Duty Power for Tough Jobs ====This 2024 Ram 5500HD...

Condition	New
Usage	25 Miles
Duty Class	Medium Duty Service Truck
Transmission	6 Speed Automatic
Stock Number	ADRB240861
MLS Number	13383995
Category	Mechanic / Utility / Service Trucks
Last Updated	10/19/2025
Location	Avondale, AZ, US
Sold By	Larry H. Miller Ford - Mesa

(855) 653-___ SHOW
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55 0

2024 RAM 5500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

$149,500 USD

2024 RAM 5500 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360 HP, Exhaust Brake, 6 Speed Automatic Transmission, ONLY 41 Miles 17 Engine Hours, 19.5K GVWR (7,250 LB Steer Axle,...

Condition	Used
Usage	17 Hours
Duty Class	Medium Duty Service Truck
Horse Power	360 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Stock Number	T17486D
MLS Number	13866852
Category	Mechanic / Utility / Service Trucks
Last Updated	10/18/2025
Location	Denver, CO, US
Sold By	DTI Trucks

(833) 829-___ SHOW
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79 0

2015 Ford F-450 Mechanic / Service Truck - 6 Speed Automatic

Price Drop

$29,995 USD

2015 Ford F-450 Super Duty Service Truck Quick Highlights:, , Engine: 6.7L V8 Diesel – Reliable and powerful for demanding workloads , Transmission: Automatic – Smooth and dependable...

Condition	Used
Usage	96,586 Miles
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Drivetrain	4x2
Transmission	6 Speed Automatic
Stock Number	4FT4584
MLS Number	13258213
Category	Mechanic / Utility / Service Trucks
Last Updated	10/18/2025
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

(724) 243-___ SHOW
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18 0

2016 Freightliner M2 106 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Allison Rds Automatic

$79,900 USD

Ready to work service truck!, QT Equip 13FT 6 Body, 2015IMT 8600-22 3 Section Crane, Miller EnPack, 60 CFM AC,

Condition	Used
Usage	248,650 Miles
Duty Class	Medium Duty Service Truck
Horse Power	240 HP
Engine Model	Cummins B6.7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Rear Axle	Single Axle
Rear End	17,500 lb 5.88 ratio
Stock Number	279826
MLS Number	13900038
Category	Mechanic / Utility / Service Trucks
Last Updated	10/17/2025
Location	Smithfield, PA, US
Sold By	Hunter Truck

22 0

2020 Kenworth T270 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$159,900 USD

2020 Kenworth T270 --- Single Axle, PX7 Paccar 300 HP, Allison Automatic 6 Speed, 5.57 Ratio, 10,000 Front Axle, 21,000 Rear Axle, 156" Wheelbase, 13' Bridge, Air Ride, 2 Stage Engine Brake,...

Condition	Used
Usage	9,242 Hours
Duty Class	Medium Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	385973
MLS Number	13863137
Category	Mechanic / Utility / Service Trucks
Last Updated	10/16/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(724) 243-___ SHOW
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15 0

2016 Freightliner M2 106 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Allison Rds Automatic

Price Drop

$79,900 USD

11' Service Body, Miller ENPAK Rotary Screw Air Compressor, IMT 8600-22 Crane with Remote, Very nice used unit, Serviced and DOT'D,

Condition	Used
Usage	15,925 Hours
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Horse Power	240 HP
Engine Model	Cummins B6.7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	17,500 lb 5.88 ratio
Stock Number	281432
MLS Number	13857519
Category	Mechanic / Utility / Service Trucks
Last Updated	10/16/2025
Location	Smithfield, PA, US
Sold By	Hunter Truck

20 0

2016 Ford F-750 Mechanic / Service Truck - 6.7L POWER STROKE, 300HP, 6 Speed Automatic

$79,900 USD

2016 Ford F750 --- Single Axle, 6.7 POWERSTROKE FORD 300 HP, Automatic 6 Speed, 10,000 Front Axle, 21,000 Rear Axle, 180" Wheelbase, 15' Bridge, SPRING, Exhaust Brake, Pintle Hitch with...

Condition	Used
Usage	194,099 Miles
Duty Class	Medium Duty Service Truck
Horse Power	300 HP
Engine Model	Ford 6.7L POWER STROKE
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	A07323
MLS Number	13660279
Category	Mechanic / Utility / Service Trucks
Last Updated	10/16/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

23 0

2020 Chevrolet Silverado 5500HD Mechanic / Service Truck - Duramax, 350HP, 6 Speed Automatic

$119,900 USD

2020 Chevrolet SILVERADO 5500 4X4 --- Single Axle, 6.6 DURAMAX 350 HP, Allison Automatic 6 Speed, 7,500 Front Axle, 13,500 Rear Axle, 166" Wheelbase, SPRING, Exhaust Brake, Reese Hitch with...

Condition	Used
Usage	8,080 Hours
Duty Class	Medium Duty Service Truck
Horse Power	350 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb
Stock Number	350679
MLS Number	13435581
Category	Mechanic / Utility / Service Trucks
Last Updated	10/16/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

21 0

2020 Kenworth T270 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$159,900 USD

2020 Kenworth T270 --- Single Axle, PX7 Paccar 300 HP, Allison Automatic 6 Speed, 5.57 Ratio, 10,000 Front Axle, 21,000 Rear Axle, 156" Wheelbase, 13' Bridge, Air Ride, 2 Stage Engine Brake,...

Condition	Used
Usage	269,752 Miles
Duty Class	Medium Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	377697
MLS Number	13863139
Category	Mechanic / Utility / Service Trucks
Last Updated	10/15/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 653-___ SHOW
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58 0

2022 Freightliner M2 106 Mechanic / Service Truck - Cummins, 350HP, 6 Speed Allison Rds Automatic

$189,500 USD

2022 Freightliner M2-106 Mechanics Truck, 8.9L Cummins L9 Diesel Engine, 350 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 89,373 ECM Verified Miles 4,080 ECM...

Condition	Used
Usage	4,080 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.22 ratio
Stock Number	T17684D
MLS Number	13884115
Category	Mechanic / Utility / Service Trucks
Last Updated	10/14/2025
Location	Denver, CO, US
Sold By	DTI Trucks

(844) 982-___ SHOW
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94 1

2026 Peterbilt 536 / Summit 10620 Crane / 10k lbs. / Welder / Compressor / NON-CDL

$224,995 USD

FOR SALE: 2026 PETERBILT 536 – SUMMIT 10620 MECHANIC TRUCK WITH CRANE, WELDER, AND COMPRESSOR The 2026 Peterbilt 536 is a premium medium-duty service truck designed for fleet maintenance,...

Condition	Used
Usage	284 Miles
Duty Class	Medium Duty Service Truck
Upfit Type	Welder / Mechanics Body / Crane Truck Body
Upfit Make	SUMMIT TRUCK BODIES
Upfit Model	10620
Bed Length	13 ft.
Horse Power	260 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	18,000 lb
Outriggers	Yes
Max Reach	20.9 ft
Lift Capacity	10000.00 Lb
Stock Number	785351A
MLS Number	13807644
Category	Mechanic / Utility / Service Trucks
Last Updated	10/14/2025
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(480) 550-___ SHOW
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28 0

2022 RAM 5500 Tradesman Mechanic / Service Truck

$79,995 USD

For Sale: New 2022 Ram 5500 Crew Cab 4x4 Diesel -- Stellar Flex36 Hooklift Work TruckStock#: 22P00322Available at Larry H. Miller Dodge Ram Avondale10101 W Papago Fwy, Avondale, AZVisit:...

Condition	New
Usage	72 Miles
Duty Class	Medium Duty Service Truck
Transmission	6 Speed Automatic
Stock Number	22P00322
MLS Number	12593171
Category	Mechanic / Utility / Service Trucks
Last Updated	10/13/2025
Location	Avondale, AZ, US
Sold By	Larry H. Miller Ford - Mesa

(855) 984-___ SHOW
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18 0

2025 Kenworth T380 Mechanic / Service Truck - Paccar, 325HP, 6 Speed Allison Rds Automatic

$239,095 USD

Transfer this unit to your nearest Maryland/Delaware location at no additional cost – Baltimore, Bel Air, Dover, Landover, Mardela Springs, Upper Marlboro, or Westminster. Contact us for...

Condition	New
Usage	1,075 Miles
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	325 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 6.17 ratio
Stock Number	KN180807
MLS Number	13703376
Category	Mechanic / Utility / Service Trucks
Last Updated	10/11/2025
Location	Rosedale, MD, US
Sold By	All Roads Trucks