United Trailer Maintenance
Family owned and operated since 1993!
Your number #1 choice for service
call today at (562) 806-2372
Our Services
đźš› Tractor Service & Repair
Engine diagnostics and repairs
Air systems, electrical, and drivetrain service
Support for all major tractor brands
🔧 Trailer Repair & Maintenance
Repairs for dry vans, flatbeds, and refrigerated trailers
Brake systems, lighting, suspension, and structural repairs
DOT-compliant inspections and service
🛠️ Liftgate Repair & Installation
Hydraulic, electric, and mechanical liftgate service
Troubleshooting and component replacement
Professional liftgate installations and upgrades
🚨 Roadside Assistance
Mobile response for breakdowns and emergencies
On-site repairs for tires, brakes, electrical, and air lines
Fast dispatch to minimize downtime
Contact Us
Have questions, special service needs, or want to learn more about what we offer?
At United Trailer Maintenance, we take pride in delivering reliable and high-quality service for your fleet — whether it’s for semi-trailers, tractors, liftgates, or collision repairs.
If you have any concerns, require customized maintenance solutions, or need help determining the best service for your equipment, we’re here to assist you every step of the way.
You can reach out to us by phone during business hours or submit your inquiry using the contact form below. One of our team members will get back to you promptly with the information or support you need. We look forward to working with you and keeping your fleet on the road.