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Semi-trailer parts center · St. Louis

From Gladhands to Dock Bumpers

One call. Every part. OEM-quality components, white-glove inventory programs, and national tire accounts to keep your fleet moving without delay.

35,000+ OEM-Quality Parts Available

Contact the parts team

How we work with you

A Service Model Built Around Your Operation, Not a Generic Catalog

On-Site Inventory Management

Schedule your monthly in-person audit to check stock levels, identify gaps, and replenish before a shortage becomes downtime.

Automatic Replenishment

Our auto-ordering program monitors your usage patterns and restocks critical parts automatically. Set your thresholds once and the shelves stay ready.

Mobile Ordering

With our EZ mobile app, the full Roadside catalog is available 24/7. Place orders from anywhere.

Complete Parts Inventory

From glad hands and landing gear to brake components and dock bumpers, our extensive inventory covers your fleet's needs. OEM-quality brands are always on the shelf and ready to ship same-day.

Trailer diagram

Explore Every Component

Hover or tap any callout number to identify each part. Switch between views to explore the full trailer.

Body & Hardware

Exploded illustration of a dry-van trailer's body and hardware, with numbered parts
Plywood dividers
Scuff liner
Front roof radius
Skylights
Roofing
Roof bows
Top rail
Side posts
Bottom rail
Tread plate
Flooring
Crossmembers
Wing brackets
Rear door
Recess pans
Door vents
Manifest box
Corner post

Frame & Structure

Illustration of a dry-van trailer's bare frame and structure from the rear three-quarter view, with numbered parts
Mud flap
ICC bumper
Threshold plate
Bottom rail
Crossmembers
Laminated flooring
Side post
Nose post
Top rail
Roof bow
Roofing
Radius panel
Corner cap
Nose rail
Upper coupler
Support leg

Tire program

One Vendor, Total Coverage

Consolidate your trailer maintenance under a single service relationship.

  • Eliminate the cost and friction of coordinating a separate tire vendor. One call handles both parts and tires.
  • National account pricing on Bridgestone, Michelin, and Yokohama tire lines.
  • First-quality Class A recap tires and new tires in stock for immediate availability.

Request Our Parts Catalog

Our inventory stocks 35,000+ items across 800+ parts. Call the parts team, or send your details to receive our complete inventory and order guide.

Request the Parts Catalog

Enter your details below to receive our complete inventory and order guide.

Allow 1–3 business days for a reply.Need a part today? Call instead.

Ready to Minimize Your Fleet Downtime?

Hundreds of fleets trust us with their semi-trailer repairs. Partner with us today.

Trailer help: (314) 869-9500