GOOLOO 6750A Jump Starter GT-Truck - Heavy Duty Jump Box

In this review the GOOLOO 6750A Jump Starter GT-Truck is assessed as a heavy duty, portable solution for users who need a reliable way to restart large engines and also carry a high-capacity power bank. The bottom line: this unit is aimed at truck drivers, farmers, off-roaders and fleet operators who want a single device that will start up to 13.0L diesel engines and most 12V gasoline vehicles while doubling as a 118Wh portable charger for phones and tablets. It stands out for its 6750 peak amps and rugged, easy-to-carry design, making it a practical emergency lifesaver for roadside use.

Key Features

• 6750 Peak Amps: Provides the high cranking power needed to start large diesel truck engines that many smaller jump starters cannot handle.
• 118Wh Battery Capacity: Acts as a large portable charger so users can charge phones, tablets, cameras and GPS devices while away from shore power.
• Multiple Output Ports: Includes USB Type-C input plus dual USB Type-A ports and a DC output so it can service a range of devices and charging needs.
• Built-in Work Light: Features a bright LED with solid, strobe and SOS modes to illuminate a work area and add safety in emergencies.
• Rugged Design: Comes with a carrying handle, clamp holding posts and ten safety protections to reduce risk during jump starts.
• All-in-Box Accessories: Ships with a wall charger, USB Type-A to Type-C cable, user manual and comes with 18 months warranty and lifetime tech support.

Who It's For

The GOOLOO GT-Truck is best for drivers who regularly operate heavy diesel trucks, farm tractors, earthmovers, or for owners of large boats and off-road rigs who need a dependable high-current starter and a substantial power bank in one unit. Its 6750 peak amp output is specifically designed for larger engines that smaller consumer models struggle with.

It will also suit roadside responders and fleet technicians who value the built-in flashlight modes and the convenience of clamps stored on the unit. Buyers who only need occasional boosts for small cars or who require very long jump cables may want to consider a lighter, more compact model or an accessory cable solution.

Pros & Cons

Pros

• Starts large diesel and gasoline engines reliably thanks to high peak amp output.
• Serves as a versatile 118Wh power bank with USB Type-C and dual USB Type-A ports for device charging.
• Includes a bright LED work light with SOS and strobe modes for emergency use.
• Rugged, portable design with built-in clamp storage and multiple safety protections.

Cons

• Some users report battery life and longevity concerns over long-term heavy use.
• Included cable length may be short for certain applications, requiring separate extension or longer clamps.

Specifications

Our Verdict

The GOOLOO 6750A GT-Truck is a solid value for anyone who needs a heavy duty jump starter capable of handling large diesel engines while offering the convenience of a sizable portable charger. It combines safety features, a durable build and practical light modes, making it a reliable emergency tool for trucks, tractors and boats, though buyers should be mindful of potential long-term battery wear and plan for extended cable needs.

Frequently Asked Questions

Can this start a large diesel truck?
Yes, the unit is rated to start diesel engines up to 13.0L using its 6750 peak amp output.

How many times will a full charge jump a vehicle?
A full charge can boost most vehicles dozens of times, depending on engine size and starting conditions.

Does it charge devices while jump starting?
The device has USB and DC outputs for charging devices, but priority and power draw during a jump start can reduce available output to accessories.