Welcome to Trailercad
About us
Trailercad is an independent engineering team specializing in semi-trailer, industrial machine and steel structure design. With a combined 30+ years of hands-on experience, we support manufacturers and entrepreneurs across both light-weight and heavy-duty trailer segments.
From light-weight campers and aluminum utility trailers to high-capacity road and port trailers—we bring practical insight, CAD precision, and design compliance into every projects.
Light Weight Trailers
We specialize in light-weight trailers that balance durability and agility. These include teardrop campers for adventure seekers, food trailers and box trailers designed with space efficiency in mind, aluminum utility trailers for lightweight strength, and DIY-friendly trailer kits for custom builders. Our models are optimized for performance and easy assembly.
Heavy Duty trailers
For heavy-duty applications, we design high-capacity road and port trailers that meet international safety standards. Our portfolio includes skeleton trailers, flatbeds, tankers, side tippers, and extendables for road transport, as well as bomb cart trailers, terminal trailers, and roro trailers built for demanding port environments.
Other Products
In addition to trailers, we provide custom engineering solutions for specialized industrial machines and equipment. Our expertise extends to designing material handling systems, manufacturing machinery, and other innovative products that align with client needs.
Whatever your project demands, Trailercad delivers designs that are smart, manufacturable, and built to last.
Standard services
Keep your fleet operating at peak performance with Trailercad’s comprehensive inspection and maintenance services. We inspect and service king pins, landing legs, axle and suspension systems, braking components, electrical systems, chassis structures, and other critical operational parts. Every service concludes with a detailed condition report, maintenance recommendations, and ongoing technical guidance to ensure safe, reliable, and efficient operation.
” Reliable Service. Safer Roads. Longer Equipment Life. “
Inspection & redesign for existing trailers
Our engineering team performs detailed inspections of existing trucks and semi-trailers to identify structural, mechanical, and operational issues. Based on the inspection, we develop practical redesign solutions to improve safety, durability, payload capacity, and overall performance. Every project is supported with professional recommendations, engineering guidance, and ongoing technical assistance to help extend the service life of your equipment.
” Inspect. Improve. Redesign. Perform. “
Complete trailer restoration
Give your truck or semi-trailer a new lease on life with our comprehensive restoration service. We perform detailed inspections, complete mechanical servicing, structural repairs, engineering redesign, and premium refinishing to restore your equipment to like-new condition. From king pins, landing legs, axles, suspension, and braking systems to chassis reinforcement and structural modifications supported by engineering calculations, every restoration is completed to deliver safe, reliable, and long-lasting performance
Why Our Customers Love Us ..
“Working with Buddhika was a pleasure! His politeness and deep understanding made the process seamless, and he delivered everything on time!”
“Excellent work in the agreed timeframe. Just Perfect! Will hire again!”
“Buddhika is really very Honest and Hardworking guy, I’m really happy with his work. His responses are quick and wonderful job!”
“This is my second time using this sellers service and I have been impressed both times. Will definitely be using again in the future. Quality product and very accomodating!”
Why Choose Us?
With over 30 years of combined experience in semi-trailer design and manufacturing, Trailercad delivers more than just CAD models—we provide end-to-end support to ensure your project’s success. Our expertise covers everything from initial concept to compliance, giving you peace of mind at every stage.
30/03/2025
Breakdown of the most cost-effective reinforcement method for semi-trailer main beam
30/03/2025
Breakdown of the most cost-effective reinforcement method for semi-trailer main beam
10/04/2025
Where Is the Weight is Your Trailer?
10/06/2025
The Mystery of the Floating Wheels: How Truck Lift Axles Save Money and Roads
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