
Mauldin Trailer Maintenance Unit
MU-600
600 gallon trailer-mounted maintenance distributor with Kubota diesel power, 30 GPM hydrostatic pump, diesel-fired heat, and 8 ft fully circulating spray bar.
Overview
Built for the way Texas crews work
The Mauldin MU-600 is a 600 gallon trailer-mounted distributor for road departments and contractors that need more output than a small tack trailer while keeping the package towable and straightforward.
It combines a Kubota diesel engine, twin 6,000 lb torsion axles, diesel-fired thermostatic heat, a 30 GPM hydrostatic asphalt pump, an 8 ft fully circulating spray bar, and a 40 ft hand sprayer hose for patching, tack, fog seal, and general maintenance work.

600 gallon trailer-mounted distributor.
Kubota Z-602 diesel engine rated at 14 HP.
Two 6,000 lb rubber torsion axles.
30 GPM hydrostatic reversible asphalt pump.
8 ft fully circulating spray bar with key fob control.
40 ft hand sprayer hose and washdown solvent tank.

Key Specs
- Material capacity
- 600 gal
- Asphalt pump
- 30 GPM hydrostatic
- Spray bar
- 8 ft fully circulating
- Engine
- Kubota Z-602 diesel
- Power
- 14 HP
- Axles
- Two 6,000 lb torsion axles
Field Details
See the machine at work
Close-up photos and jobsite views show how the machine is built, configured, serviced, and used beyond the spec sheet.

Towable maintenance capacity
The MU-600 gives maintenance crews 600 gal of material capacity on a trailer platform.

Spray and hose package
The 8 ft circulating bar and 40 ft hand sprayer cover both lane-width application and spot work.
Technical Specifications
MU-600 Spec Details
Specifications below are pulled from manufacturer materials and Closner product research. Final build details can change by chassis, configuration, and option package.
Trailer and capacities
- Length
- 155 in
- Width
- 96 in
- Loading height
- 83 in
- Material tank
- 600 gal
- Fuel tank
- 9 gal
- Hydraulic tank
- 9 gal
- Washdown tank
- 9 gal
Spray and power
- Engine
- Kubota Z-602, 14 HP, 2 cylinder diesel
- Asphalt pump
- 30 GPM, hydraulic, reversible
- Spray bar
- 8 ft fully circulating
- Heat
- Diesel fired thermostatic control, 250,000 BTU
- Hand sprayer
- 40 ft hose
- Hitch
- Adjustable 2-3/4 in pintle eye
Features
MU-600 advantages

600 gallon tank
A larger trailer-mounted tank supports longer maintenance routes and repeat tack work.

Diesel-fired heat
Thermostatic diesel heat is designed for keeping material at working temperature.

Key fob spray control
Mauldin lists key fob spray bar operation for the MU-600 package.
Gallery
MU-600 Photos
Factory model photos and system views for a closer look at the machine.
FAQ
Common MU-600 Questions
How much material does the MU-600 hold?
The MU-600 is listed with a 600 gallon material tank.
What engine powers the MU-600?
Mauldin lists a Kubota Z-602 diesel engine rated at 14 HP.
What spray bar does the MU-600 use?
The official specs list an 8 ft fully circulating spray bar.
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