Used Heavy Duty Mechanic / Utility / Service Trucks For Sale

(844) 216-___ SHOW
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2023 Peterbilt 389 Tandem Axle Mechanic / Service Truck - Cummins, 500HP, Manual

2000 International 4700 Mechanic / Service Truck - DT466

Newly Listed

Contact for price

Engine: INTERNATIONAL DT466, Single Rear Axles

Condition	Used
Duty Class	Heavy Duty Service Truck
Engine Model	International DT466
Rear Axle	Single Axle
Stock Number	217132
MLS Number	14595774
Category	Mechanic / Utility / Service Trucks
Last Updated	9/11/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2017 Ford F-750 Mechanic / Service Truck - 6.7L POWER STROKE, Automatic

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

Newly Listed

Contact for price

2022 Freightliner M2-106 Mechanics Truck, 8.9L Cummins L9 Diesel Engine, 350 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, 141,017 ECM Verified Miles 5,624 ECM Verified...

Condition	Used
Usage	5,624 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	T18572D
MLS Number	14588802
Category	Mechanic / Utility / Service Trucks
Last Updated	9/5/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(833) 901-___ SHOW
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2013 Freightliner 108SD Mechanic / Service Truck - Cummins, 10 Speed Manual

$29,995 USD

Removing service body, selling as cab and chassis. One Owner, Fleet Maintained, Cummins Powered, Crew Cab, Runs and Drives Excellent,

Condition	Used
Usage	104,574 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	270 HP
Engine Model	Cummins ISC
Drivetrain	4x2
Transmission	10 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
MLS Number	12237366
Category	Mechanic / Utility / Service Trucks
Last Updated	9/4/2026
Location	Cartersville, GA, US
Sold By	Georgia Elite Trucks

(844) 445-___ SHOW
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2013 PETERBILT 337 Mechanic Truck - Service Body, IMT Crane, Air-Compressor, Drawer Sets, Bolt Bins & more!

$97,500 USD

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

Condition	Used
Duty Class	Heavy Duty Service Truck
Upfit Type	Mechanic Body
Upfit Make	IMT
Bed Length	14 ft.
Horse Power	335 HP
Engine Model	Cummins PX-9 Turbo Diesel
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Leaf
Rear Axle	Single Axle
Rear End	21,000 lb 4.53 ratio
Door Type	Swing
Outriggers	Yes
Lift Capacity	10000.00 Lb
Lift Capacity	5.00 Ton
Winch	Yes
Stock Number	192727
MLS Number	14043280
Category	Mechanic / Utility / Service Trucks
Last Updated	9/2/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(541) 430-___ SHOW
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2025 Kenworth T380 Mechanic / Service Truck - Stellar TMAX2-14AL Service Utility Truck Body

Price Drop $245,000 USD

2025 Kenworth T380, Paccar PX-9 Engine (330 hp) and Allison 6 speed Automatic Transmission with Stellar 14ft. Aluminum Service body, Stellar 12630 Remote Control Crane and Stellar 46 P Air...

Condition	Used
Usage	979 Hours
Duty Class	Heavy Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Stellar
Upfit Model	TMAX2-14AL
Bed Length	14 ft.
Horse Power	330 HP
Engine Model	Paccar PX-9
Emission Rating	LRRS
Drivetrain	4x2
Transmission	6 Speed Allison HS Automatic
Suspension	Paccar
Rear Axle	Single Axle
Rear End	21,000 lb 5.29 ratio
Door Type	Swing
Outriggers	Yes
Lift Height	31 ft
Lift Capacity	12000.00 Lb
Lift Capacity	6.00 Ton
Stock Number	T08
MLS Number	14456411
Category	Mechanic / Utility / Service Trucks
Last Updated	9/1/2026
Location	Roseburg, OR, US
Sold By	Weekly Bros Inc

(844) 445-___ SHOW
NUMBERCall Seller

2018 Kenworth T370 Conventional Day Cab, Mechanic / Service Truck. Low Miles! Only 55,000

$130,500 USD

***** Exceptional values available until week till Sept 11th,2026. ~ Pricing is subject to modification. Dealer Doc Fee: $ 290, Sales tax and licensing fees are applicable within the state...

Condition	Used
Usage	55,566 Miles
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	300 HP
Engine Model	Paccar PX-9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Leaf Springs
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Outriggers	Yes
Max Reach	28 ft
Lift Capacity	10000.00 Lb
Lift Capacity	5.00 Ton
Winch	Yes
Stock Number	210993
MLS Number	14284707
Category	Mechanic / Utility / Service Trucks
Last Updated	9/10/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(855) 489-___ SHOW
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2016 Freightliner 108SD Tandem Axle Mechanic / Service Truck - Cummins, 300HP, 8Ll Manual

$65,000 USD

Cummins ISL 300hp, 8LL Manual, 6 month/25k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 16K Front Axle, 40K Rear Axle, Lockers, Heavy Duty Service Body, with...

Condition	Used
Usage	15,541 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	300 HP
Engine Model	Cummins ISL300
Drivetrain	6x4
Transmission	8LL Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2252
MLS Number	14576308
Category	Mechanic / Utility / Service Trucks
Last Updated	8/31/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(833) 690-___ SHOW
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2015 Kenworth T370 Mechanic / Service Truck - IMT Dominator II Welder / Mechanics Body / Crane Truck Body

$139,999 USD

Salt Lake City, UT, 2015 Kenworth T270 Mechanic Service Truck – Ready to Work Clean, low-mile service truck that’s fully equipped and job-site ready. Everything on this truck works and...

Condition	Used
Usage	8,398 Hours
Duty Class	Heavy Duty Service Truck
Upfit Type	Welder / Mechanics Body / Crane Truck Body
Upfit Make	IMT
Upfit Model	Dominator II
Bed Length	13 ft.
Horse Power	260 HP
Engine Model	Paccar PX-9
Drivetrain	4x2
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	18,000 lb
Door Type	Swing
MLS Number	14395493
Category	Mechanic / Utility / Service Trucks
Last Updated	8/28/2026
Location	Salt Lake City, UT, US
Sold By	Salt Lake Truck Wash & Detail

(833) 690-___ SHOW
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2016 Peterbilt 337 Mechanic / Service Truck - Auto Crane 11 Ft Crane Body Welder / Mechanics Body / Crane Truck Body

$89,999 USD

2016 Peterbilt 337 Mechanics Service Truck – Ready to Work Strong, reliable, and fully equipped — this 2016 Peterbilt 337 service truck is ready to go straight to work. Perfect for field...

Condition	Used
Usage	15,213 Hours
Duty Class	Heavy Duty Service Truck
Upfit Type	Welder / Mechanics Body / Crane Truck Body
Upfit Make	Auto Crane
Upfit Model	11 Ft Crane Body
Bed Length	11 ft.
Horse Power	260 HP
Engine Model	Paccar PX-9
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	21,000 lb
Door Type	Swing
Outriggers	Yes
Lift Height	6.6 ft
Max Reach	30 ft
Lift Capacity	8000.00 Lb
Lift Capacity	4.00 Ton
Winch	Yes
MLS Number	14404657
Category	Mechanic / Utility / Service Trucks
Last Updated	8/28/2026
Location	Salt Lake City, UT, US
Sold By	Salt Lake Truck Wash & Detail

(833) 904-___ SHOW
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2012 Kenworth T330 Mechanic / Service Truck - Cummins, 200HP, 5 Speed Automatic

$69,900 USD

2012 Kenworth Service Truck, 200hp Cummins 6.7, 5spd Allison Auto, pto Air Compressor, Lincoln GXT 250 welder/generator, 6400 lb AutoCrane, Nationwide Delivery Available

Condition	Used
Usage	106,368 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	200 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	5 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	6086
MLS Number	14559140
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2018 Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$209,500 USD

2018 Kenworth T370 Mechanics Truck, Paccar PX9 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Transmission, ONLY 95,283 Miles 3,491 Engine Hours, 33K Lb. GVWR (12K...

Condition	Used
Usage	3,491 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	350 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 4.78 ratio
Stock Number	T18126D
MLS Number	14447352
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	Denver, CO, US
Sold By	DTI Trucks

2027 Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$279,500 USD

2027 Peterbilt 537 Mechanics Truck, Paccar PX9 Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Automatic Transmission, ONLY 670 Miles ONLY 19 Hours, 33K GVWR (12K Steer...

Condition	Used
Usage	19 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	350 HP
Engine Model	Paccar PX9
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear End	21,000 lb 4.89 ratio
Stock Number	T18074D
MLS Number	14418017
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	Thorton, CO, US
Sold By	DTI Trucks

2019 Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$189,500 USD

2019 Kenworth T370 Mechanics Truck, Paccar Px9 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Transmission, 138,222 Miles 5,347 Engine Hours, 33K Lb. GVWR (12K...

Condition	Used
Usage	5,347 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	14 ft.
Horse Power	350 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 4.78 ratio
Stock Number	t18169d
MLS Number	14375050
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	Denver, CO, US
Sold By	DTI Trucks

2027 Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$269,500 USD

2027 Peterbilt 537 Mechanics Truck, Paccar PX9 Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Automatic Transmission, ONLY 1,130 Miles ONLY 28 Hours, 33K GVWR (12K Steer...

Condition	Used
Usage	28 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	350 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 4.89 ratio
Stock Number	T18033D
MLS Number	14255570
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(833) 637-___ SHOW
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2013 Ford F-750 Mechanic / Service Truck - Cummins, 260HP, 4 Speed Automatic

$49,900 USD

2013 Ford utility truck with boom crane, only 12,450 miles, 2334 hrs, 31,000 GVWR, ISB Cummins 260hp, Ford automatic, spring susp, lots of compartments for tools, parts and hardware, a/c,...

Condition	Used
Usage	2,333 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	260 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	4 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
MLS Number	14557651
Category	Mechanic / Utility / Service Trucks
Last Updated	8/22/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(734) 802-___ SHOW
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1996 GMC TopKick C7500 Mechanic / Service Truck

$15,900 USD

1996 GMC C7500 Topkick Service Truck, Two Owner truck, 200k miles, Cat engine, Eaton Fuller manual transmission, Crane, Air compressor, Good condition, Runs and drives great, Ready for work

Condition	Used
Usage	199,000 Miles
Duty Class	Heavy Duty Service Truck
Drivetrain	4x2
Rear Axle	Tandem Axle
MLS Number	14555475
Category	Mechanic / Utility / Service Trucks
Last Updated	9/1/2026
Location	Belleville, MI, US
Sold By	Construction Station LLC

2016 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 10 Speed Manual

$139,500 USD

2016 Kenworth T370 Mechanics Truck, Paccar PX9 8.9L Turbo Diesel Engine, 300 HP, Engine Brake, Eaton Fuller 10 Speed Manual Transmission, 165,955 Miles 8,620 Engine Hours, 33K GVWR (12K...

Condition	Used
Usage	8,620 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 4.88 ratio
Stock Number	T18171D
MLS Number	14527331
Category	Mechanic / Utility / Service Trucks
Last Updated	8/15/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(844) 305-___ SHOW
NUMBERCall Seller

2010 Kenworth T370 Mechanic / Service Truck - Paccar, 260HP, Automatic

$34,900 USD

Single Axle, 10.5' Omaha Service Body, VANAIR Hydraulic Air Compressor, Generator, Hitch w/ Air and 7 Prong Pole, PX6 Paccar 260 HP, Allison Automatic, 6.17 Ratio, Engine Brake, Air Ride,...

Condition	Used
Usage	7,449 Hours
Duty Class	Heavy Duty Service Truck
Bed Length	10.5
Horse Power	260 HP
Engine Model	Paccar PX6
Transmission	Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 6.17 ratio
Stock Number	AM273705
MLS Number	14347315
Category	Mechanic / Utility / Service Trucks
Last Updated	8/14/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(844) 305-___ SHOW
NUMBERCall Seller

2015 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$95,900 USD

Single Axle, 14' Knapheide Service Body, 6406H AutoCrane w/Wired Remote (6,400 Capacity), VANAIR Compressor, Hydraulic Outriggers, Power Inverter, Air Reel, Acetylene/Oxygen Reels, (14) 26"...

Condition	Used
Usage	8,731 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	FM437114
MLS Number	14109068
Category	Mechanic / Utility / Service Trucks
Last Updated	8/14/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(855) 804-___ SHOW
NUMBERCall Seller

2017 Peterbilt 337 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$149,900 USD

2017 Peterbilt 337 --- Single Axle, PX-9 PACCAR 350 HP, Allison Automatic 6 Speed, 5.38 Ratio, 12,000 Front Axle, 21,000 Rear Axle, 181" Wheelbase, 15' 1" Bridge, SPRING, Air Brake, Exhaust...

Condition	Used
Usage	7,294 Hours
Duty Class	Heavy Duty Service Truck
Horse Power	350 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.38 ratio
Stock Number	409289
MLS Number	14541158
Category	Mechanic / Utility / Service Trucks
Last Updated	8/20/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 804-___ SHOW
NUMBERCall Seller

2017 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$119,900 USD

2017 Kenworth T370 --- Single Axle, PX9 Paccar 300 HP, Allison Automatic 6 Speed, 5.57 Ratio, 12,000 Front Axle, 21,000 Rear Axle, 151" Wheelbase, 12' 7" Bridge, Spring, Air Brake, Exhaust...

Condition	Used
Usage	238,493 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	152494
MLS Number	14408562
Category	Mechanic / Utility / Service Trucks
Last Updated	8/13/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 804-___ SHOW
NUMBERCall Seller

2019 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Automatic

$136,900 USD

2019 Kenworth T370 --- Single Axle, PX9 Paccar 300 HP, Allison Automatic 6 Speed, 5.57 Ratio, 12,000 Front Axle, 21,000 Rear Axle, 155" Wheelbase, 12' 11" Bridge, Spring, Air Brake, Exhaust...

Condition	Used
Usage	177,380 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX9
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	259378
MLS Number	14358843
Category	Mechanic / Utility / Service Trucks
Last Updated	8/13/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales