6 Speed Mechanic / Utility / Service Trucks For Sale in United States

(844) 305-___ SHOW
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2015 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$109,900 USD

Single Axle, 14' Knapheide Service Body, Stellar 7621 Crane (7,500 Capacity), VANAIR Compressor, Hydraulic Outriggers, Power Inverter, (14) 27" Drawers, (21) 18" Drawers, Air Reel, Acetylene...

Condition	Used
Usage	10,754 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	FM425085
MLS Number	14109080
Category	Mechanic / Utility / Service Trucks
Last Updated	3/31/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

2019 Ford F-550 Super Duty 11' Service Body, Boss Air Compressor, 6.7L Powerstroke, Clean Carfax

$33,595 USD

FOR SALE: 2019 FORD F-550 SUPER DUTY 11' SERVICE BODY WITH BOSS AIR COMPRESSOR, For sale is a 2019 Ford F-550 Super Duty configured as a heavy-duty service / utility truck equipped with an...

Condition	Used
Usage	7,827 Hours
Duty Class	Medium Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Upfit Model	6132D5460
Bed Length	11 ft.
Horse Power	330 HP
Engine Model	Ford Powerstroke
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	14,706 lb
Outriggers	Yes
Stock Number	A05661
MLS Number	14137840
Category	Mechanic / Utility / Service Trucks
Last Updated	3/30/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

2017 FORD F-250 SUPER DUTY, 8' SERVICE BODY, 4X4, EXTENDED CAB, METICULOUSLY MAINTAINED

$25,995 USD

FOR SALE: 2017 FORD F-250 SUPER DUTY 4X4 SERVICE TRUCK WITH 8' KNAPHEIDE UTILITY BODY – EXTENDED CAB Offered for sale is a 2017 Ford F-250 Super Duty service truck equipped with an 8-foot...

Condition	Used
Usage	141,410 Miles
Duty Class	Light Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Upfit Model	8' Service Body
Bed Length	8 ft.
Horse Power	383 HP
Engine Model	Ford EFI
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	6,340 lb
Stock Number	D80897
MLS Number	14261294
Category	Mechanic / Utility / Service Trucks
Last Updated	3/28/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

(855) 804-___ SHOW
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2005 International DuraStar 4300 Mechanic / Service Truck - DT466, 225HP, 6 Speed Manual

$17,900 USD

2005 International 4300 --- Single Axle, DT466 International 225 HP, Manual 6 Speed, 4.63 Ratio, 13,000 Front Axle, 20,000 Rear Axle, 187" Wheelbase, 15' 7" Bridge, Spring, Air Brake, Reese...

Condition	Used
Usage	235,399 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	225 HP
Engine Model	International DT466
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	20,000 lb 4.63 ratio
Stock Number	692949
MLS Number	11656615
Category	Mechanic / Utility / Service Trucks
Last Updated	3/28/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 801-___ SHOW
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2008 Ford F-750 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Manual

$30,000 USD

GOOD TRUCK, RUNS EXCELLENT, MAINTAINED BY DEERE SERVICE, EXCELLENT SHAPE, IMT BODY, ROLLING DRAWER TOOL BOXES, IMT 6025 CRANE WITH WIRELESS REMOTE, IMT 435 HYDRAULIC AIR COMPRESSOR!,

Condition	Used
Usage	261,043 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	240 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	08F750261SER
MLS Number	14268869
Category	Mechanic / Utility / Service Trucks
Last Updated	3/28/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 479-___ SHOW
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2018 Chevrolet Silverado 2500HD Extended Cab Mechanic / Service Truck - Knapheide Service Utility Truck Body

$36,900 USD

2018 Chevy Silverado 2500HD Double Cab Service/Utility Truck powered by a 6.0L V8 engine paired with an automatic transmission. Equipped with A/C, tilt steering, cruise control, alarm system...

Condition	Used
Usage	118,444 Miles
Duty Class	Light Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Horse Power	364 HP
Drivetrain	4x2
Transmission	6 Speed Automatic
Rear Axle	Single Axle
Stock Number	13506
MLS Number	14042832
Category	Mechanic / Utility / Service Trucks
Last Updated	3/26/2026
Location	North Hills, CA, US
Sold By	Truck Depot

(833) 780-___ SHOW
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2017 Ford F550 SD XL Mechanic / Service Truck - 6.7L POWER STROKE, 440HP, 6 Speed Automatic

$49,500 USD

Very nice 4 wheel drive Ford F550 mechanics truck available now. 4,000 LB EC4000 craine, compressor, welder. Two Product tanks, waste tank and reels. Battery jumping station Fully...

Condition	Used
Usage	238,000 Miles
Duty Class	Medium Duty Service Truck
Horse Power	440 HP
Engine Model	Ford 6.7L POWER STROKE
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Stock Number	D80758
MLS Number	14035786
Category	Mechanic / Utility / Service Trucks
Last Updated	3/25/2026
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

(833) 829-___ SHOW
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2015 Ford F-450 Mechanic / Service Truck - 6 Speed Automatic

$22,500 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	3/25/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal

(855) 653-___ SHOW
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2022 RAM 5500 Mechanic / Service Truck - 360HP, 6 Speed Automatic

Contact for price

2022 RAM 5500HD 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360HP, 6 Speed Automatic Transmission, Only 78,276 Miles 2,851 Engine Hours, 19.5 GVWR (7,250 LB Steer Axle, 13,500 LB...

Condition	Used
Usage	2,851 Hours
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Horse Power	360 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	13,500 lb 4.89 ratio
Stock Number	T18106D
MLS Number	14263190
Category	Mechanic / Utility / Service Trucks
Last Updated	3/24/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(844) 714-___ SHOW
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2017 Kenworth T370 Mechanic / Service Truck - Paccar, 330HP, 6 Speed Allison Rds Automatic

$79,500 USD

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	3/24/2026
Location	Boise, ID, US
Sold By	Diesel Depot

(844) 954-___ SHOW
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2024 RAM 5500 Crew Cab Mechanic / Service Truck - Cummins, 360HP, Automatic

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2024 RAM 5500 HD 174997, Engine: CUMMINS, Transmission: Automatic, Horsepower: 360.0, Key Features:, , BoxCar Pro 55, , Curb side reinforced crane box rated at 55,000 ft/pds will handle the...

Condition	New
Usage	22 Miles
Duty Class	Medium Duty Service Truck
Horse Power	360 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Rear Axle	Single Axle
Stock Number	174997
MLS Number	13470296
Category	Mechanic / Utility / Service Trucks
Last Updated	3/24/2026
Location	Fairfield, TX, US
Sold By	Service Truck Depot

(833) 801-___ SHOW
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2008 Ford F-750 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Manual

$30,000 USD

GOOD TRUCK, RUNS EXCELLENT, MAINTAINED BY DEERE SERVICE, EXCELLENT SHAPE, IMT BODY, ROLLING DRAWER TOOL BOXES, IMT 6025 CRANE WITH WIRELESS REMOTE, MILLER 250 BOBCAT WELDER, IMT 435...

Condition	Used
Usage	289,094 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	240 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	08F750289SER
MLS Number	14259817
Category	Mechanic / Utility / Service Trucks
Last Updated	3/26/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 804-___ SHOW
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2019 Kenworth T370 Mechanic / Service Truck - Paccar, 300HP, 6 Speed Allison Rds Automatic

$129,900 USD

2019 Kenworth T370 --- 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 Brake, 11'...

Condition	Used
Usage	213,761 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	300 HP
Engine Model	Paccar PX7
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	259379
MLS Number	14072165
Category	Mechanic / Utility / Service Trucks
Last Updated	3/20/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 653-___ SHOW
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2027 Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

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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	3/20/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(833) 660-___ SHOW
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2019 Ford F-350 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 6 Speed Automatic

$39,500 USD

2019 Ford F350 Service/Utility Truck, Diesel, 4x4 Powertrain Chassis: 133,493 Miles | 4,625 Hours, 6.7L Powerstroke V8 with 330HP/910lbs-ft Torque, 6 Speed Torqshift 6R140 Transmission |...

Condition	Used
Usage	4,625 Hours
Duty Class	Light Duty Service Truck
Horse Power	330 HP
Engine Model	Ford 6.7L POWER STROKE
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	7,230 lb
Stock Number	T18086M
MLS Number	14255406
Category	Mechanic / Utility / Service Trucks
Last Updated	3/19/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

2019 CHEVY SILVERADO 2500HD WORK TRUCK, 8' KNAPHEIDE UTILITY BODY, COOP OWNED & MAINTAINED, XTRA CLEAN

$24,595 USD

FOR SALE: 2019 CHEVROLET SILVERADO 2500HD WORK TRUCK WITH 8' KNAPHEIDE UTILITY BODY – ONE OWNER, Offered for sale is a 2019 Chevrolet Silverado 2500HD Work Truck equipped with a durable...

Condition	Used
Usage	147,362 Miles
Duty Class	Light Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Bed Length	8 ft.
Horse Power	360 HP
Engine Model	GMC L96 Vortec
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	6,200 lb
Stock Number	167053
MLS Number	14236916
Category	Mechanic / Utility / Service Trucks
Last Updated	3/18/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

2019 Chevy Silverado 2500 HD Work Truck, 8' Knapheide Utility Body, Immaculate Condition, Ready to Work

$21,995 USD

FOR SALE: 2019 CHEVROLET SILVERADO 2500HD WORK TRUCK WITH KNAPHEIDE 8' UTILITY BODY – READY TO WORK, Offered for sale is a 2019 Chevrolet Silverado 2500HD Work Truck equipped with an 8-foot...

Condition	Used
Usage	172,172 Miles
Duty Class	Light Duty Service Truck
Upfit Type	Service Utility Truck Body
Upfit Make	Knapheide
Bed Length	8 ft.
Horse Power	360 HP
Engine Model	L96 - E85 MAX, Iron
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	6,200 lb
Stock Number	165667
MLS Number	14234568
Category	Mechanic / Utility / Service Trucks
Last Updated	3/18/2026
Location	Miami, FL, US
Sold By	Truck and Van Outlet

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

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2024 RAM 5500HD 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360 HP, Exhaust Brake, 6 Speed Automatic Transmission, ONLY 355 Miles Only 14 Hours, 19.5 GVWR ( 7,250 LB Steer Axle,...

Condition	Used
Usage	14 Hours
Duty Class	Medium Duty Service 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 4.44 ratio
Stock Number	T18129D
MLS Number	14250636
Category	Mechanic / Utility / Service Trucks
Last Updated	3/18/2026
Location	Denver, CO, US
Sold By	DTI Trucks

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2024 RAM 5500 Mechanic / Service Truck

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2024 RAM 5500 HD 262304, Engine: CUMMINS, Transmission: Automatic, Horsepower: 360.0 Key Features:, , BoxCar Pro 55 by Service Truck Depot, , Curbside reinforced crane box rated at 55,000...

Condition	New
Usage	84 Miles
Duty Class	Medium Duty Service Truck
Horse Power	360 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Stock Number	262304
MLS Number	13587274
Category	Mechanic / Utility / Service Trucks
Last Updated	3/24/2026
Location	Fairfield, TX, US
Sold By	Service Truck Depot

(844) 476-___ SHOW
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2026 Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

$237,995 USD

Peterbilt 536 4x2 IMT DOM3 Service Truck is built on an 89-inch Cab-to-Axle (CA) Class 6 chassis and powered by a 300 hp PACCAR PX-7 diesel with a 6-speed automatic transmission. It features...

Condition	New
Horse Power	300 HP
Engine Model	Paccar PX7 D
Drivetrain	4x2
Transmission	6 Speed
Suspension	Neway
Rear End	21,000 lb
Stock Number	TM789036
MLS Number	13992444
Category	Mechanic / Utility / Service Trucks
Last Updated	3/17/2026
Location	Denver, CO, US
Sold By	Custom Truck One Source

(833) 660-___ SHOW
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2019 Chevrolet Silverado 2500HD Mechanic / Service Truck - 360HP, 6 Speed Automatic

$37,500 USD

2019 Chevrolet 2500 Service/Utility Truck, Gas, 4x4 Powertrain Chassis: 78,911 Miles | 3,249 Hours, 6.0L Vortec V8 with 360HP/380lbs-ft Torque, 6 Speed 6L90 Transmission | 4x4, Hydraulic...

Condition	Used
Usage	3,249 Hours
Duty Class	Light Duty Service Truck
Horse Power	360 HP
Drivetrain	4x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear End	6,200 lb
Stock Number	T18085M
MLS Number	14245874
Category	Mechanic / Utility / Service Trucks
Last Updated	3/14/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(844) 476-___ SHOW
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2025 Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

$248,295 USD

Peterbilt 536 4x2 IMT DOM3 Service Truck is built on an 89-inch Cab-to-Axle (CA) Class 6 chassis and powered by a 300 hp PACCAR PX-7 diesel with a 6-speed automatic transmission. It features...

Condition	New
Horse Power	300 HP
Engine Model	Paccar PX7 D
Drivetrain	4x2
Transmission	6 Speed
Suspension	Neway
Rear End	21,000 lb
Stock Number	SM758130
MLS Number	13976715
Category	Mechanic / Utility / Service Trucks
Last Updated	3/24/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(833) 904-___ SHOW
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2011 Hino 338 Mechanic / Service Truck - J08E-VB, 260HP, 6 Speed Automatic

$14,500 USD

2011 Hino Utility Daycab, 260hp Hino J08E-VB, 6spd Allison, Automatic, 142k Mi, Leaf Spring Suspension, 178in Wheelbase, Nationwide Delivery Available

Condition	Used
Usage	142,764 Miles
Duty Class	Heavy Duty Service Truck
Horse Power	260 HP
Engine Model	Hino J08E-VB
Drivetrain	4x2
Transmission	6 Speed Automatic
Suspension	Leaf Springs
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	2000
MLS Number	14244481
Category	Mechanic / Utility / Service Trucks
Last Updated	3/13/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(833) 829-___ SHOW
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2019 Chevrolet Silverado 5500HD Mechanic / Service Truck - Duramax, 6 Speed Automatic

$58,750 USD

2019 Chevrolet Silverado 5500 HD Service Truck Quick Highlights:, , Engine: 6.6L V8 Duramax Turbodiesel – Powerful and efficient for heavy-duty tasks , Transmission: Automatic – Smooth and...

Condition	Used
Usage	3,730 Hours
Duty Class	Medium Duty Service Truck
Bed Length	11 ft.
Drivetrain	4x4
Transmission	6 Speed Automatic
Stock Number	4CT7444
MLS Number	14082825
Category	Mechanic / Utility / Service Trucks
Last Updated	3/13/2026
Location	Greensboro, NC, US
Sold By	Impex Heavy Metal