Used 6 Speed Mechanic / Utility / Service Trucks For Sale by Dealerships

51 - 75 of 111 listings

2019 Chevrolet 6500 Mechanic / Service Truck - Chevy, 350HP

$106,400 USD

2019 Chevrolet 6500 4x4 Load King Stinger 7522 Service Truck, Duramax 6.6@350 H.P. 129,385 Miles and 5,135 Hours, Allison A2700 EVS 6 Speed Automatic Overdrive Transmission, 22,500 L.B. GVWR...

Condition	Used
Usage	129,385 Miles
Horse Power	350 HP
Engine Model	Chevy 6.6L V8
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	15,000 lb
Stock Number	KH385713
MLS Number	13716312
Category	Mechanic / Utility / Service Trucks
Last Updated	6/2/2026
Location	Oklahoma City, OK, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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2011 Ford F-250 Extended Cab Mechanic / Service Truck, 4WD, Plumber, Construction, Handyman, Electrician, Diesel 8FT Bed

$34,999 USD

2011 Ford F250, Stock: A31016 VIN:1FT7X2BTXBEA31016, Year: 2011 Make: Ford Model: F250 Lariat Engine:Powerstroke 6.7L V-8 diesel direct injection, intercooled turbo, diesel, engine with...

Condition	Used
Usage	22,998 Miles
Duty Class	Light Duty Service Truck
Bed Length	8 ft.
Horse Power	400 HP
Engine Model	Ford
Drivetrain	4x4
Transmission	6 Speed Automatic
Rear Axle	Single Axle
Rear End	6,200 lb 3.31 ratio
Stock Number	A31016
MLS Number	13701398
Category	Mechanic / Utility / Service Trucks
Last Updated	6/24/2026
Location	North East, MD, US
Sold By	Complete Recycling Group LLC

(833) 658-___ SHOW
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2017 FORD F-350SD UTILITY TRUCK, 8' SERVICE BODY, CREW CAB, LOW MILES, 1-OWNER, CLEAN CARFAX, READY TO WORK

$27,995 USD

FOR SALE: 2017 FORD F-350 SUPER DUTY CREW CAB SERVICE TRUCK – KNAPHEIDE 8' SERVICE BODY – LOW MILES – ONE OWNER, Offered for sale is a 2017 Ford F-350 Super Duty Crew Cab service truck...

Condition	Used
Usage	87,979 Miles
Duty Class	Light Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Bed Length	8 ft.
Horse Power	385 HP
Engine Model	Ford Efi
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	10,040 lb
Stock Number	C82504
MLS Number	14391296
Category	Mechanic / Utility / Service Trucks
Last Updated	5/27/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(844) 982-___ SHOW
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2011 Ford F-550 XLT Mechanic / Service Truck - Auto Crane Mechanic Body

$57,500 USD

***** Exceptional values available until June 30th, 2026. ***** Pricing is subject to modification. Dealer Doc Fee: $ 290, Sales tax and licensing fees are applicable within the state of...

Condition	Used
Usage	235,689 Miles
Duty Class	Medium Duty Service Truck
Upfit Type	Mechanic Body
Upfit Make	Auto Crane
Bed Length	11 ft.
Horse Power	390 HP
Engine Model	Ford Power stroke
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	4 Spring
Rear Axle	Single Axle
Rear End	14,706 lb
Door Type	Swing
Outriggers	Yes
Winch	Yes
Stock Number	A57526
MLS Number	14389476
Category	Mechanic / Utility / Service Trucks
Last Updated	6/16/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(844) 445-___ SHOW
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2020 Chevrolet Silverado 4500HD Mechanic / Service Truck - 6 Speed Automatic

$52,500 USD

2020 Chevrolet Silverado 4500 Service Truck Quick Highlights:, , Engine: 6.6L V8 Duramax Turbodiesel – Powerful and efficient for heavy-duty tasks , Transmission: Automatic – Smooth and...

Condition	Used
Usage	74,462 Miles
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Drivetrain	4x2
Transmission	6 Speed Automatic
Stock Number	4CT1616
MLS Number	14069878
Category	Mechanic / Utility / Service Trucks
Last Updated	5/22/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

(833) 829-___ SHOW
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2019 Ford F550 SD XL Mechanic / Service Truck - 6 Speed Automatic

$41,500 USD

2019 Ford F-550 Super Duty XL Service Truck Quick Highlights:, , Engine: V10 – Powerful and reliable for heavy-duty jobs , Transmission: Automatic – Smooth and efficient performance...

Condition	Used
Usage	151,272 Miles
Duty Class	Medium Duty Service Truck
Bed Length	5 ft.
Drivetrain	4x4
Transmission	6 Speed Automatic
Stock Number	4FT5921
MLS Number	13932558
Category	Mechanic / Utility / Service Trucks
Last Updated	5/22/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

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2017 Ford F-350 XL Mechanic / Service Truck - 6.2L FLEX FUEL V8, 6 Speed Automatic

$22,500 USD

2017 Ford F-350 SD XL Service Truck Quick Highlights:, , Engine: 6.7L V8 16V FLEX FUEL – Powerful and reliable for heavy-duty jobs , Transmission: Automatic – Smooth and efficient performance...

Condition	Used
Usage	210,191 Miles
Duty Class	Light Duty Service Truck
Bed Length	9 ft.
Engine Model	Ford 6.2L FLEX FUEL V8
Drivetrain	4x4
Transmission	6 Speed Automatic
Stock Number	4FT5118
MLS Number	13730040
Category	Mechanic / Utility / Service Trucks
Last Updated	5/22/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

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2011 Ford F-250 XL Mechanic / Service Truck - 6 Speed Automatic

$12,500 USD

2011 Ford F-350 SD XL Service Truck Quick Highlights:, , Engine: Power Stroke 6.2L V8 EFI 16V FlexFuel – Reliable and powerful for heavy-duty applications , Transmission: Automatic – 4WD...

Condition	Used
Usage	157,320 Miles
Duty Class	Light Duty Service Truck
Bed Length	8 ft.
Drivetrain	4x2
Transmission	6 Speed Automatic
Stock Number	4FT7282
MLS Number	13686111
Category	Mechanic / Utility / Service Trucks
Last Updated	5/22/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

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2015 Ford F-750 XLT Mechanic / Service Truck - Cummins, 325HP, 6 Speed Automatic

$79,500 USD

Single Axle, 11' AutoCrane Service Body, 100006H AutoCrane with Wireless Remote, Hydraulic Air Compressor, Hydraulic Outriggers, (11) 26" Drawers, Reman ISB Cummins 325 HP (Reman Date...

Condition	Used
Usage	6,392 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	11 ft.
Horse Power	325 HP
Engine Model	Cummins ISB
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	FV000323
MLS Number	14380879
Category	Mechanic / Utility / Service Trucks
Last Updated	5/20/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2018 RAM 5500 Mechanic / Service Truck - Cummins, 325HP

$82,500 USD

2018 Dodge 5500 Diesel 4x4 Load King Service Truck W/Crane, Cummins 6.7 Diesel Engine, 109,340 Miles and 2,924 Hours, 6 Speed Automatic Overdrive Transmission, 19,500 L.B. 4.88 Gear Ratio,...

Condition	Used
Usage	109,340 Miles
Horse Power	325 HP
Engine Model	Cummins 6.7L I6
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	JG279842
MLS Number	13656856
Category	Mechanic / Utility / Service Trucks
Last Updated	5/21/2026
Location	Denver, CO, US
Sold By	Custom Truck One Source

(833) 272-___ SHOW
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2018 International DuraStar 4300 Mechanic / Service Truck - Cummins, 6 Speed Allison Rds Automatic

$43,900 USD

USED 2018 INTERNATIONAL 4300 SERVICE BODY, CUMMINS ISB ENGINE, ALLISON AUTOMATIC RDS TRANSMISSION, LOW MILES, 173" WHEELBASE, BENCH SEAT, 12' SERVICE BODY, TONS OF STORAGE, D RINGS ON BED,...

Quantity	2
Condition	Used
Usage	38,000 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	12 ft.
Horse Power	260 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb
Stock Number	9736
MLS Number	13601670
Category	Mechanic / Utility / Service Trucks
Last Updated	5/21/2026
Location	Robstown, TX, US
Sold By	J&B Pavelka, Inc.

(844) 257-___ SHOW
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2024 Ford E-350 Mechanic / Service Truck - 7.3L, 300HP, 6 Speed Automatic

$59,500 USD

2024 Ford E350 Enclosed Service/Utility Truck, 7.3L Gas Powertrain Chassis: 369 Miles | 13 Hours, 7.3L Ford V8 with 300HP/425lbs-ft Torque, Torqshift 6 Speed Automatic Transmission | 4x2,...

Condition	Used
Usage	369 Miles
Duty Class	Light Duty Service Truck
Horse Power	300 HP
Engine Model	Ford 7.3L
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	10,400 lb
Stock Number	T18254M
MLS Number	14364605
Category	Mechanic / Utility / Service Trucks
Last Updated	5/13/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(833) 660-___ SHOW
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2014 Freightliner Business Class M2-106 Enclosed Utility, Cummins 6.7L, Allison Auto, Well Maintained, Ready for Work

$27,995 USD

FOR SALE – 2014 FREIGHTLINER M2-106 ENCLOSED UTILITY / SERVICE TRUCK, For sale is a professionally outfitted enclosed utility truck designed for mechanical service operations, field...

Condition	Used
Usage	7,956 Hours
Duty Class	Heavy Duty Service Truck
Upfit Type	High Roof Enclosed Service Truck Body
Upfit Make	Adkins
Upfit Model	15094T74
Bed Length	12.6
Horse Power	250 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	FV8584
MLS Number	14029346
Category	Mechanic / Utility / Service Trucks
Last Updated	5/11/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(844) 982-___ SHOW
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2017 Kenworth T270 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Automatic

$109,900 USD

Single Axle, PX9 Paccar 300 HP, Allison Automatic 6 Speed, 5.25 Ratio, 10,000 Front Axle, 16,000 Rear Axle, 157" Wheelbase, Spring, Air Brake, Differential Lock, Reese Hitch, 11' Steel...

Condition	Used
Usage	215,502 Miles
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Horse Power	300 HP
Engine Model	Paccar PX9
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	16,000 lb 5.25 ratio
Stock Number	HM139427
MLS Number	14282060
Category	Mechanic / Utility / Service Trucks
Last Updated	5/9/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(844) 305-___ SHOW
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2021 Chevrolet 5500 Mechanic / Service Truck - Gm, 350HP

$84,000 USD

2021 Chevrolet 5500 4x4 Load King Voyager Service Truck, Duramax 6.6L Diesel Engine, 134,591 Miles, Engine Brake, Allison 1750 RDS (Rugged Duty Series) 6 Speed Automatic Overdrive...

Condition	Used
Usage	134,591 Miles
Horse Power	350 HP
Engine Model	6.6L V8, TURBO DURAMAX
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	15,500 lb
Stock Number	MH661779
MLS Number	14295232
Category	Mechanic / Utility / Service Trucks
Last Updated	5/9/2026
Location	Hooksett, NH, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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2017 Kenworth T370 Mechanic / Service Truck - Paccar, 330HP, 6 Speed Allison Rds Automatic

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Altech AA55E bucket body, 56' Boom, 600 lb bucket capacity, 4 outriggers, Fabco TC137 4x4 transfer case, Allison 3500RDS transmission, Paccar PX9 330HP, Engine brake, Reyco spring suspension...

Condition	Used
Usage	147,119 Miles
Duty Class	Heavy Duty Service Truck
Bed Length	56 ft.
Horse Power	330 HP
Engine Model	Paccar PX9
Drivetrain	4x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	23,000 lb 5.57 ratio
Stock Number	6951
MLS Number	14035568
Category	Mechanic / Utility / Service Trucks
Last Updated	5/7/2026
Location	Boise, ID, US
Sold By	Diesel Depot

(844) 714-___ SHOW
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2017 Kenworth T270 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$109,900 USD

2017 Kenworth T270 --- Single Axle, PX9 Paccar 300 HP, Allison Automatic 6 Speed, 5.25 Ratio, 10,000 Front Axle, 16,000 Rear Axle, 157" Wheelbase, Air Ride Suspenison, Air Brake,...

Condition	Used
Usage	9,488 Hours
Duty Class	Medium Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	16,000 lb 5.25 ratio
Stock Number	139427
MLS Number	14282017
Category	Mechanic / Utility / Service Trucks
Last Updated	5/6/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 804-___ SHOW
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2018 Ford F-550 Super Duty 9' Utility/Service Truck, 6.7L Powerstroke, 4X4, One-Owner, Clean Carfax

$34,995 USD

FOR SALE: 2018 FORD F-550 SUPER DUTY 4X4 9' SERVICE / UTILITY TRUCK, For sale is a 2018 Ford F-550 Super Duty 4x4 configured as a heavy-duty utility / service truck equipped with a 9-foot...

Condition	Used
Usage	7,129 Hours
Duty Class	Medium Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	MCB
Bed Length	9.4
Horse Power	330 HP
Engine Model	Ford Powerstroke
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	14,706 lb
Stock Number	B36662
MLS Number	14137866
Category	Mechanic / Utility / Service Trucks
Last Updated	5/5/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(844) 982-___ SHOW
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2008 Ford F-750 Mechanic / Service Truck - Cummins, 325HP, 6 Speed Manual

$20,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR BRAKES, DIFFERENTIAL LOCK, AUTO CRANE BODY, 8005H AUTOCRANE, AIR COMPRESSOR HOSE REEL, LOTS OF STORAGE!,

Condition	Used
Usage	118,877 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	325 HP
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	08F750118SER
MLS Number	14020306
Category	Mechanic / Utility / Service Trucks
Last Updated	5/1/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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2016 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$117,900 USD

Single Axle, 14' Service Body, Stellar 7621 Crane (7,500 Capacity), Hydraulic Outriggers, American Eagle 30R Compressor, Power Inverter, (7) 28" Drawers, (7) 16" Drawers, (7) 14" Drawers,...

Condition	Used
Usage	10,044 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	GM124085
MLS Number	14109054
Category	Mechanic / Utility / Service Trucks
Last Updated	4/29/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2019 Peterbilt 337 Mechanic / Service Truck - Paccar, 300HP

$127,500 USD

2019 Peterbilt 337 4x2, 140,784 Miles, 33,000 Lbs. GVWR, 12,000 Lbs. FAWR, 21,000 Lbs. RAWR, Paccar PX-7 Engine, 300 Horsepower, Allison 2500RDS Transmission 2018 Load King Voyager II, 2018...

Condition	Used
Usage	158,703 Miles
Horse Power	300 HP
Engine Model	Paccar PX7 D
Drivetrain	4x2
Transmission	6 Speed
Suspension	Spring
Rear End	21,000 lb
Stock Number	KM634016
MLS Number	13243036
Category	Mechanic / Utility / Service Trucks
Last Updated	4/25/2026
Location	Denver, CO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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2017 Ford F-550 11' Mechanic/Service Body with Stellar 7621 7,000 lbs. Crane

$58,995 USD

For Sale:, 2017 Ford F-550 Super Duty Utility Truck with Knapheide mechanic body and Stellar 7621 telescopic crane, purpose-built for heavy-duty field service, equipment repair, and mobile...

Condition	Used
Usage	190,396 Miles
Duty Class	Medium Duty Service Truck
Upfit Type	Welder / Mechanics Body / Crane Truck Body
Upfit Make	Stellar
Upfit Model	7621
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
Outriggers	Yes
Lift Height	23 ft
Max Reach	21 ft
Lift Capacity	7000.00 Lb
Stock Number	B18903
MLS Number	13751221
Category	Mechanic / Utility / Service Trucks
Last Updated	4/22/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(844) 982-___ SHOW
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2011 Freightliner M2 106 Mechanic / Service Truck - Cummins, 250HP, 6 Speed Manual

$27,000 USD

NICE TRUCK, RUNS EXCELLENT, WELL MAINTAINED, 15 FT IMT TOOL BODY, IMT 3816 CRANE WITH REMOTE, BOSS 440 HYDRAULIC AIR COMPRESSOR, AIR HOSE REEL!,

Condition	Used
Usage	304,644 Miles
Duty Class	Medium Duty Service Truck
Horse Power	250 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	19,000 lb 4.30 ratio
Stock Number	11M2304SER
MLS Number	14317785
Category	Mechanic / Utility / Service Trucks
Last Updated	4/17/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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2021 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$104,500 USD

2021 Dodge Ram 5500 4x4, 155,015 Miles, 19,500 Lbs. GVWR, 7,250 Lbs. FAWR, 13,500 Lbs. RAWR, Cummins 6.7L Engine, 360 Horsepower, Automatic Transmission 2021 Knapheide Service Body, Stellar...

Condition	Used
Usage	155,015 Miles
Horse Power	370 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	13,500 lb
Stock Number	MG662317
MLS Number	13355842
Category	Mechanic / Utility / Service Trucks
Last Updated	4/21/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(888) 315-___ SHOW
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2018 Ford F-550 Mechanic / Service Truck - 6.7L D, 330HP

$84,500 USD

2018 Ford F-550 4x4, 140,517 Miles, Ford 6.7L Power Stroke, Automatic, 7000 Lb. FAWR, 14,706 Lb. RAWR, 19,500 Lb. GVWR; 2019 Load King Voyager I Service Body, Swing-Out Doors, 2019 Auto...

Condition	Used
Usage	140,517 Miles
Horse Power	330 HP
Engine Model	Ford 6.7L D
Drivetrain	4x4
Transmission	6 Speed
Suspension	Spring
Rear End	14,706 lb
Stock Number	JDA02602
MLS Number	13414221
Category	Mechanic / Utility / Service Trucks
Last Updated	4/14/2026
Location	Cinnaminson, NJ, US
Sold By	Custom Truck One Source

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