Your One-Stop Shop for Semi-Trailer Parts

GWT Spare Parts Store Room

When it comes to keeping your fleet on the road and operating efficiently, having access to the right semi-trailer parts at the right time is non-negotiable. Downtime caused by a missing or faulty component can quickly lead to delays, lost revenue, and safety concerns. That is why fleets across the country trust Great Western Trailer as their go-to source for high-quality, competitively priced semi-trailer parts. 

From brake components and lighting systems to toolboxes and lift gates, Great Western Trailer carries one of the most comprehensive selections of semi-trailer parts in the industry. Our parts inventory is organized into clear categories to help you find exactly what you need, fast: 

  • Brakes, Tires, and Hubs – Essential for stopping power and safety. 
  • Toolboxes – Keep equipment secure and accessible. 
  • Cargo Control – Straps, chains, and accessories to secure every load. 
  • Dunnage Racks – Optimize storage space and organization. 
  • Loading Ramps – Built for durability and heavy loads. 
  • Lift Gates – For streamlined loading and unloading. 
  • Curtain Vans & Rolling Tarps – Protection for sensitive or open cargo. 
  • Suspension & Axles – Stability and ride quality you can count on. 
  • Tanker Parts & Pump Systems – Reliable solutions for specialized trailers. 
  • Trailer Body Parts – Panels, doors, and hardware for every model. 
  • Electrical & Lights – Visibility and compliance made simple. 

Explore all categories on our Parts Overview Page 

Each parts category page includes a searchable product table that allows you to filter and locate specific items quickly. Whether you are looking for a brake chamber for a flatbed or LED marker lights for a reefer, our intuitive parts directory helps you skip guesswork. 

Why Choose Great Western Trailer for Semi-Trailer Parts? 

We know that there are plenty of parts suppliers out there—but here’s why thousands of customers across the country choose us for their semi-trailer part needs: 

  • Massive In-Stock Inventory – With a wide selection of parts across every trailer category, we fulfill orders faster and more efficiently than the competition. 
  • Competitive Pricing – We use competitive based pricing, so you save without compromising quality. 
  • Industry Expertise – With over 28 years in business, our team is not just selling parts—we understand how trailers operate and what it takes to keep them moving. 
  • Quick Delivery – Need a part shipped out fast? Our Parts team works hard to get you what you need, where and when you need it. 

Many of our parts can be installed by our trained technicians at one of our service locations. Save time and let the experts handle it. 

Whether you are repairing a single trailer or maintaining an entire fleet, Great Western Trailer has the parts, support, and service you need to keep your business moving. From brakes and lights to ramps and suspensions, we have you covered. Visit us: Parts Catalog to browse and search by category. 

Need help? Contact your nearest Great Western Trailer location for expert assistance.