Heavy Equipment Service & Repair in Colorado

Your equipment works hard, and so do we. We service Hyundai, Yanmar, Zoomlion, Hydrema, and more, providing maintenance and repairs that keep your machines performing in Colorado’s most challenging conditions. Running heavy iron or compact equipment? Our skilled techs meet you where you are—with in-shop service and rapid on-site response across the state.

Full-Service Maintenance & Repairs

We deliver solutions that extend equipment life and reduce downtime from preventive maintenance to major component repairs. Our team handles hydraulic diagnostics, fluid services, and mechanical rebuilds with speed and precision, always on your schedule.

Mobile & In-Shop Support

Wherever your machine is, we’re not far. While our 10-bay Denver shop efficiently handles larger jobs, our mobile units are stocked and ready for on-site repairs. G4 meets you in the field or returns your machine running stronger than ever.

Factory-Trained Technicians

Our team supports leading equipment brands with accuracy and care. Backed by factory guidance and field experience, we get the job done right the first time—whether you’re under warranty or not.

Warranty & Post-Warranty Coverage

We’re authorized to service machines under warranty and keep supporting them long after. G4 offers reliable repair and parts sourcing for post-warranty units, helping you get more life out of every machine in your fleet.

Reach out to G4 Equipment

Have a question, need a quote, or ready to get your equipment serviced? The G4 team is here to help. Whether it’s parts, repairs, rentals, or sales, you’ll talk to real people who know the industry and move fast. Reach out today — we’ll get you what you need to keep working without the wait.