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Plug & Play
Heavy Duty

Live GPS Tracker

30 Second Install

MasTrack OBD-II GPS truck tracker is a small GPS tracking device that plugs directly into the OBD port of any vehicle. With the optional cable this unit is perfect for Heavy Duty J1939 and J1708 trucks. No tools or wiring required. Simply plug the tracker in and you're set to go.

MasTrack OBD-II GPS truck trackers are used by businesses tracking their vehicles and personnel to reduce fuel and travel costs, monitor equipment usage, verify employee time sheets and customer billing, and to minimize overtime and improve customer service

Currently the ONLY MasTrack truck tracker device certified by the FMCSA to provide accurate ELD service and ensure compliance. For other applications, MasTrack also offers the Plug & Play OBD-II Port GPS Tracker and a Hardwired GPS Tracker.

Easy to use live GPS Tracking

After plugging in your MasTrack OBD-II GPS semi-truck tracker your installation is complete. Your device will automatically start reporting every time the vehicle is switched on and will continue reporting based on your service plan.

Simply log into the web portal and view live or historical tracking at any time. Access tracking from Computers, Smartphones, Tablets, or other web enabled devices. There is no limit on how often you can view your MasTrack OBD-II GPS truck tracker's trips.

Bundle: OBD-HD & HD Y Cable

Lease Options Available

Contact Sales to purchase


Speed Alert beta

The device can be set to alert you when the vehicle exceeds the posted speed limit of whatever road it is currently travelling on.

Speed Threshold

The device can be set to alert you whenever the vehicle exceeds a certain speed.

Harsh Braking

The device tracks the rate of deceleration of the vehicle, a major indicator of aggressive driving, and alerts you when the vehicle exceeds a safe threshold.

Rapid Acceleration

Another major indicator of aggressive driving, the device also tracks the rate of acceleration of the vehicle and alerts you when the vehicle exceeds a safe threshold.

Crash Alerting

Advanced internal sensors can detect impact and alert on potential collisions.

Hard Turn

New Internal sensors allow the device to alert when an unsafe turn is detected.


The device can be configured to alert you when the vehicle travels into, out of, or both in and out of a customizable area. This can be useful for tracking employees with specific locations they must visit, or a teen driver on their commute to and from school.


The device can be configured to alert you when the vehicle has been left stationary with the ignition on, which can be expensive and wasteful.

Check Engine

The MT-OBD-HD device can detect when your vehicles Check Engine light is on, and sends you the specific engine code so that you can easily diagnose the problem.

Ignition Events

The device instantly tracks when the vehicle turns on and off.


The device can be set to alert you whenever it regains power after it has previously lost power i.e. the device was unplugged and plugged back in.

Battery Backup

The MT-OBD-HD has an internal backup battery providing up to an hour of power when unplugged, and will immediately alert you when they have been tampered with.

Fuel Savings

Accurately track how much fuel is used per trip and monitor the average MPG to save fuel and money.

Fuel Alerts

Get instant alerts any time suspicious fuel activity happens. Know right away if fuel is being stolen.

Maintenance Alerts

Easily schedule maintenance reminders at regular intervals by either time passed or miles traveled for each vehicle. This feature makes it easy to stay on top of maintenance for both individual vehicles and fleets of any size.


The device can be set to alert you whenever the vehicle is being towed, meaning that it is being moved while the ignition is off.

Your OBDII port is located right under the dash. Simply plug in and activate!

* All passenger vehicles and lightweight trucks manufactured since 1996 are equipped with an OBD port that can be easily found within 3 feet of the steering wheel.

  • Size 2.55 X 1.92 X 1.02 inches
  • Simple plug & play install

Yes, Once the semi-truck tracking device is fully active you can switch it between vehicles as you desire.
Yes the OBD truck GPS tracker unit can be installed in less then 30 seconds.
The commercial truck tracking devices use the cellular networks to transmit data back to our servers. All the location are obtained using a minimum of 4 satellites. This commercial truck tracking device is currently only offered on the AT&T network.
By default the semi-truck tracking devices do not make any noise. All truck GPS tracking devices have dim LEDs. You can cover them if needed and it will not impact service.
Every passenger vehicle manufactured since 1996 has an OBD port. Heavy duty trucks manufactured after 2000 are compatible and will have one of two ports. 6 pin J1708 or 9 pin J1962. You will need an adapter or the HD Y cable.
OBD Extension Cable

OBD Extension Cable - $9.99

By eliminating the traditional round cable and replacing it with a flat flexible ribbon and low profile J1962 OBD II port connectors we have created a cable with the largest amount of flexibility ever! The cable can be bent to the left or right, under, over, or around just about anything.

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OBD Replicator Cable

OBD Replicator Cable - $34.99

The replicator cable will essentially allow you to have two working OBDII ports. This is extremely useful for anyone who needs to always have an available port, while the other is in use.

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OBD Backup Battery

Heavy Duty OBD Y Cable for J1939 or J1708. - $25.00

The Y cable ensures you never need to unplug the ELD Device. Three ends replace your existing round port with a working port allowing you to keep the ELD device plugged in at all times. Two models available for J1939 & J1708 compatable vehicles.

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