6 Speed Mechanic / Utility / Service Trucks For Sale

Your Current Search
Industry
Trucks
Category
Mechanic / Utility / Service Trucks
Transmission Speeds
6 Speed
Market Type
For Sale
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (202)
Category
Mechanic / Utility / Service Trucks (202)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
GVWR Category
Transmission Type
Transmission Speed
6 Speed (202)
Drive Train
Engine Manufacturer
Exterior Color
Suspension Type
Cab Style
Upfit Type
Upfit Manufacturer
Fuel Type
Mileage
-
Horsepower
-
Inspection Report
Yes (0)
Warranty
Price
-
Country
United States (202)
State / Region
Select a state below and click Refine Results.






















Seller Type
Dealerships (202)
Market Type
For Sale (202)

Shop Mechanic / Utility / Service Trucks by Brand

Quick Filters

Showing 26 - 50 of 202 Service Truck Listings

26 - 50 of 202 listings
26 - 50 of 202 listings
Kenworth T380 Mechanic / Service Truck - Paccar, 325HP, 6 Speed Allison Rds Automatic

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...
ConditionNew
Usage1,075 Miles
Duty ClassHeavy Duty Service Truck
Bed Length14 ft.
Horse Power325 HP
Engine ModelPaccar PX7
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 6.17 ratio
Stock NumberKN180807
MLS Number13703376
CategoryMechanic / Utility / Service Trucks
Last Updated1/8/2026
Location
Rosedale, MD, US
Sold By
All Roads Trucks
International CV Mechanic / Service Truck - 350HP

2023 International CV Mechanic / Service Truck - 350HP

Recently Updated
$84,900 USD
PUT THIS TO WORK TOMORROW!,
ConditionNew
Usage997 Miles
Duty ClassMedium Duty Service Truck
Horse Power350 HP
Transmission6 Speed
SuspensionSpring
Rear AxleSingle Axle
Rear End15,500 lb 4.10 ratio
Stock Number331509
MLS Number12867243
CategoryMechanic / Utility / Service Trucks
Last Updated1/3/2026
Location
Manchester, NH, US
Sold By
Allegiance Trucks
International CV Mechanic / Service Truck - 350HP

2023 International CV Mechanic / Service Truck - 350HP

Recently Updated
$84,900 USD
4X2 DIESEL WITH 22,940# GVWR AND 9' SERVICE BODY READY TO GO!,
ConditionNew
Usage984 Miles
Duty ClassMedium Duty Service Truck
Horse Power350 HP
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End15,500 lb 4.10 ratio
Stock Number331414
MLS Number12591227
CategoryMechanic / Utility / Service Trucks
Last Updated1/3/2026
Location
Manchester, NH, US
Sold By
Allegiance Trucks
Ford F-350 XL Mechanic / Service Truck - 6.2L FLEX FUEL V8, 6 Speed Automatic

2019 Ford F-350 XL Mechanic / Service Truck - 6.2L FLEX FUEL V8, 6 Speed Automatic

Recently Updated
$28,750 USD
2019 Ford F-350 SD XL Service Truck Quick Highlights:, , Engine: 6.2L V8 EFI SOHC 16V FLEX FUEL – Powerful and reliable for heavy-duty jobs , Transmission: Automatic – Smooth and efficient...
ConditionUsed
Usage113,078 Miles
Duty ClassLight Duty Service Truck
Bed Length9 ft.
Engine ModelFord 6.2L FLEX FUEL V8
Drivetrain4x2
Transmission6 Speed Automatic
Stock Number4FT6912
MLS Number13995999
CategoryMechanic / Utility / Service Trucks
Last Updated1/2/2026
Location
Greensboro, NC, US
Sold By
Impex Heavy Metal
Kenworth T300 Mechanic / Service Truck - Caterpillar, 330HP

2007 Kenworth T300 Mechanic / Service Truck - Caterpillar, 330HP

$34,500 USD
Affordable service truck. It was recently taken out of service and replaced with a new truck. Complete with remote for the crane. NO WELDER. Call for more information
ConditionUsed
Usage225,309 Miles
Duty ClassMedium Duty Service Truck
Horse Power330 HP
Transmission6 Speed
Rear End21,000 lb 4.10 ratio
Stock Number111022
MLS Number14068090
CategoryMechanic / Utility / Service Trucks
Last Updated1/1/2026
Location
Louisville, KY, US
Sold By
Boyd Truck Centers
Peterbilt 567 Mechanic / Service Truck - Cummins, 300HP, 6 Speed Allison Rds Automatic

2020 Peterbilt 567 Mechanic / Service Truck - Cummins, 300HP, 6 Speed Allison Rds Automatic

$94,900 USD
Ready to work mechanic's truck!, DOT'd PM'd, Freshly detailed!, Cummins power and Allison Transmission!!,
ConditionUsed
Usage8,181 Hours
Duty ClassHeavy Duty Service Truck
Horse Power300 HP
Engine ModelCummins B6.7
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleSingle Axle
Stock Number285164
MLS Number14068012
CategoryMechanic / Utility / Service Trucks
Last Updated1/1/2026
Location
Smithfield, PA, US
Sold By
Hunter Truck
Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

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...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789048
MLS Number13976910
CategoryMechanic / Utility / Service Trucks
Last Updated12/31/2025
Location
Poulsbo, WA, US
Sold By
Custom Truck One Source
Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

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...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789049
MLS Number14063989
CategoryMechanic / Utility / Service Trucks
Last Updated12/30/2025
Location
Kansas City, MO, US
Sold By
Custom Truck One Source
Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

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...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789043
MLS Number14063983
CategoryMechanic / Utility / Service Trucks
Last Updated12/30/2025
Location
Kansas City, MO, US
Sold By
Custom Truck One Source
Ford F-350 XL Mechanic / Service Truck - 6 Speed Automatic

2017 Ford F-350 XL Mechanic / Service Truck - 6 Speed Automatic

$26,850 USD
2017 Ford F-350 SD XL Service Truck Quick Highlights:, , Engine: 6.2L V8 EFI SOHC 16V FLEX FUEL – Powerful and reliable for heavy-duty jobs , Transmission: TorqShift 6-Speed Automatic – Smooth...
ConditionUsed
Usage110,643 Miles
Duty ClassLight Duty Service Truck
Bed Length9 ft.
Drivetrain4x2
Transmission6 Speed Automatic
Stock Number4FT0705
MLS Number14029233
CategoryMechanic / Utility / Service Trucks
Last Updated12/28/2025
Location
Greensboro, NC, US
Sold By
Impex Heavy Metal
Kenworth T270 Mechanic / Service Truck - Paccar, 280HP, 6 Speed Allison Rds Automatic

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

Price Drop $104,900 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...
ConditionUsed
Usage281,913 Miles
Duty ClassMedium Duty Service Truck
Horse Power280 HP
Engine ModelPaccar PX7
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End16,000 lb 6.17 ratio
Stock Number483214
MLS Number13853325
CategoryMechanic / Utility / Service Trucks
Last Updated1/3/2026
Location
Chatham, VA, US
Sold By
Atkinson Truck Sales
RAM 3500 Mechanic / Service Truck - 6 Speed Automatic

2024 RAM 3500 Mechanic / Service Truck - 6 Speed Automatic

$61,750 USD
2024 RAM 3500HD Service Truck Quick Highlights:, , Engine: Cummins 6.7L I6 Turbodiesel – Reliable and powerful for demanding workloads , Transmission: Automatic – Smooth and efficient...
ConditionUsed
Usage16,178 Miles
Duty ClassLight Duty Service Truck
Bed Length9 ft.
Drivetrain4x4
Transmission6 Speed Automatic
Stock Number1RT0298
MLS Number14062622
CategoryMechanic / Utility / Service Trucks
Last Updated1/2/2026
Location
Greensboro, NC, US
Sold By
Impex Heavy Metal
RAM 5500 Mechanic / Service Truck - Cummins, 370HP

2024 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$109,673 USD
The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is built for durability and efficiency on demanding job sites. Powered by a 370 HP diesel engine with a 6-speed automatic transmission, it...
ConditionNew
Usage17 Miles
Horse Power370 HP
Engine ModelCummins 6.7L D
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberRG152376
MLS Number12736647
CategoryMechanic / Utility / Service Trucks
Last Updated12/27/2025
Location
Union Grove, WI, US
Sold By
Custom Truck One Source
RAM 5500 Mechanic / Service Truck - Cummins, 370HP

2024 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$109,673 USD
The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is built for durability and efficiency on demanding job sites. Powered by a 370 HP diesel engine with a 6-speed automatic transmission, it...
ConditionNew
Usage8 Miles
Horse Power370 HP
Engine ModelCummins 6.7L D
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberRG152270
MLS Number12591094
CategoryMechanic / Utility / Service Trucks
Last Updated12/27/2025
Location
Union Grove, WI, US
Sold By
Custom Truck One Source
RAM 5500 Mechanic / Service Truck - Cummins, 370HP

2024 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$109,673 USD
The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is built for durability and efficiency on demanding job sites. Powered by a 370 HP diesel engine with a 6-speed automatic transmission, it...
ConditionNew
Usage11 Miles
Horse Power370 HP
Engine ModelCummins 6.7L D
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberRG137538
MLS Number12591092
CategoryMechanic / Utility / Service Trucks
Last Updated12/27/2025
Location
Union Grove, WI, US
Sold By
Custom Truck One Source
RAM 5500 Mechanic / Service Truck - Cummins, 370HP

2024 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$109,673 USD
The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is built for durability and efficiency on demanding job sites. Powered by a 370 HP diesel engine with a 6-speed automatic transmission, it...
ConditionNew
Usage10 Miles
Horse Power370 HP
Engine ModelCummins 6.7L D
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberRG137537
MLS Number13634629
CategoryMechanic / Utility / Service Trucks
Last Updated12/27/2025
Location
Union Grove, WI, US
Sold By
Custom Truck One Source
RAM 5500 Mechanic / Service Truck - Cummins, 370HP

2024 RAM 5500 Mechanic / Service Truck - Cummins, 370HP

$109,673 USD
The RAM 5500 4x4 Crew Cab Flatbed Manhauler Truck is built for durability and efficiency on demanding job sites. Powered by a 370 HP diesel engine with a 6-speed automatic transmission, it...
ConditionNew
Usage13 Miles
Horse Power370 HP
Engine ModelCummins 6.7L D
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberRG137528
MLS Number13634620
CategoryMechanic / Utility / Service Trucks
Last Updated12/27/2025
Location
Union Grove, WI, US
Sold By
Custom Truck One Source
Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

2026 Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

$65,895 USD
This Ford E-Series Cutaway delivers a Regular Unleaded V-8 7.3 L/445 engine powering this Automatic transmission. TRANSMISSION: 6-SPEED O/D W/TOW HAUL -inc: auxiliary cooler (STD), TIRES:...
ConditionNew
Usage2 Miles
Duty ClassLight Duty Service Truck
Bed Length16 ft.
Horse Power325 HP
Engine ModelFord 7.3L
Drivetrain4x2
Transmission6 Speed Autoshift Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End4.56 ratio
Door TypeRoll up
Stock NumberMFDB260282
MLS Number13965569
CategoryMechanic / Utility / Service Trucks
Last Updated12/25/2025
Location
Mesa, AZ, US
Sold By
Larry H. Miller Ford - Mesa
Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

2025 Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

$60,895 USD
This Ford E-Series Cutaway boasts a Regular Unleaded V-8 7.3 L/445 engine powering this Automatic transmission. VINYL FLOOR COVERING, USER-DEFINED SWITCHES -inc: 4 upfitter switches on the...
ConditionNew
Usage5 Miles
Duty ClassLight Duty Service Truck
Bed Length11 ft.
Horse Power325 HP
Engine ModelFord 7.3L
Drivetrain4x2
Transmission6 Speed Autoshift Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End4.10 ratio
Stock NumberMFDB250606
MLS Number13438242
CategoryMechanic / Utility / Service Trucks
Last Updated12/30/2025
Location
Mesa, AZ, US
Sold By
Larry H. Miller Ford - Mesa
Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

2025 Ford E350 Mechanic / Service Truck - 7.3L, 325HP, 6 Speed Autoshift Automatic

$60,895 USD
This Ford E-Series Cutaway boasts a Regular Unleaded V-8 7.3 L/445 engine powering this Automatic transmission. VINYL FLOOR COVERING, USER-DEFINED SWITCHES -inc: 4 upfitter switches on the...
ConditionNew
Usage5 Miles
Duty ClassLight Duty Service Truck
Bed Length11 ft.
Horse Power325 HP
Engine ModelFord 7.3L
Drivetrain4x2
Transmission6 Speed Autoshift Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End4.10 ratio
Stock NumberMFDB250333
MLS Number13364687
CategoryMechanic / Utility / Service Trucks
Last Updated12/30/2025
Location
Mesa, AZ, US
Sold By
Larry H. Miller Ford - Mesa
Chevrolet Silverado 5500HD Mechanic / Service Truck - Duramax, 350HP, 6 Speed Automatic

2022 Chevrolet Silverado 5500HD Mechanic / Service Truck - Duramax, 350HP, 6 Speed Automatic

Contact for price
2022 Chevrolet 5500 HD 4X4 Mechanics Trucks, 6.6L Duramax Diesel Engine, 350 HP, Exhaust Brake, Allison 6 Speed Automatic Transmission, Only 40,934 Miles ONLY 2,608 Engine Hours, 19.5K GVWR...
ConditionUsed
Usage2,608 Hours
Duty ClassMedium Duty Service Truck
Horse Power350 HP
Engine ModelDuramax L5P 6.6L V8
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End15,000 lb
Stock NumberTR118
MLS Number14059504
CategoryMechanic / Utility / Service Trucks
Last Updated12/24/2025
Location
Denver, CO, US
Sold By
DTI Trucks
Ford F-350 Mechanic / Service Truck - 6.2L FLEX FUEL V8, 6 Speed Automatic

2013 Ford F-350 Mechanic / Service Truck - 6.2L FLEX FUEL V8, 6 Speed Automatic

$15,495 USD
GREAT SERVICE TRUCK/ELECTRAL OR PLUMER TRUCK.GAS POWER. AUTO,9FT SERVICE BOX,LIFT GATE,CABINETS WITH SLIDE OUTS. EXTENED CAB WITH CABINETS AND SLIDE OUTS. SUPER CLEAN
ConditionUsed
Usage174,817 Miles
Duty ClassLight Duty Service Truck
Engine ModelFord 6.2L FLEX FUEL V8
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Stock Number14928C
MLS Number13854179
CategoryMechanic / Utility / Service Trucks
Last Updated12/24/2025
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

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...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789051
MLS Number14055689
CategoryMechanic / Utility / Service Trucks
Last Updated12/23/2025
Location
Kansas City, MO, US
Sold By
Custom Truck One Source
Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

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...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789026
MLS Number14053166
CategoryMechanic / Utility / Service Trucks
Last Updated12/20/2025
Location
Kansas City, MO, US
Sold By
Custom Truck One Source
Ford F550 SD XL Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 6 Speed Automatic

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

$61,977 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...
ConditionUsed
Usage127,587 Miles
Duty ClassMedium Duty Service Truck
Bed Length11 ft.
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End14,706 lb 4.10 ratio
Stock Number4219
MLS Number13314584
CategoryMechanic / Utility / Service Trucks
Last Updated12/25/2025
Location
Phoenix, AZ, US
Sold By
American Truck Sales & Salvage
Did you find what you were looking for? Yes No
Got a mechanic / service truck to sell? In minutes, you can create an online listing for your mechanic / service truck and advertise it to thousands of buyers.
Start selling today