• 24/7 Breakdown Service
  • All Repairs On-Site
  • Fleet Cards Welcome
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RTA Certified Inspections

Diagnostic Tech Icon

Advanced Diagnostics Tech

Vehicle Alignment Icon

24/7 Breakdown Service

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80+ Years’ Experience

Thornton Truck Mechanic

When it comes to reliable truck servicing in Thornton and surrounding areas, Newcastle Truck Repairs has been a trusted name since 2005. With a fully equipped workshop and mobile breakdown fleet, we help truck drivers, fleet operators, and local businesses keep their vehicles on the road.


Whether you're based in Newcastle, Maitland, or Beresfield, our qualified team offers everything from mechanical repairs to engine rebuilds and RTA-certified inspections. What sets us apart is our ability to handle it all in-house—no outsourcing, no delays. We use advanced diagnostic tools to pinpoint issues quickly and keep your downtime to a minimum, and we accept Fleet Card for easy business transactions.


  • 24/7 Mobile Support
  • All Work In-House
  • Fast, Clear Quotes


We’ve built our reputation on honest advice, reliable workmanship and getting trucks back to work—fast. Call Newcastle Truck Repairs today on (02) 4028 6909 and speak to a team that knows trucks inside and out.

What We Do

Truck Service & Repairs

Keep your truck running smoothly with expert repairs and regular servicing. From engine rebuilds to smash repairs, everything is handled in-house using advanced diagnostics and decades of hands-on experience.

Truck Breakdown Service

When breakdowns hit, rapid mobile support is just a call away. Available 24/7, our team delivers fast roadside diagnostics and emergency repairs to quickly get your truck safely back on track—day or night.

Truck Repairs & Breakdowns Covered

At Newcastle Truck Repairs, we do more than just fix problems—we keep your trucks moving. Our Thornton-based workshop handles all mechanical repairs, engine rebuilds, servicing and inspections, while our mobile team is ready 24/7 to respond to breakdowns across the Hunter Region and Central Coast.


We’re an RTA-authorised inspection station, meaning we can handle compliance checks in-house. Our techs use electronic diagnostics and scheduled servicing systems to catch issues early, saving you time and money. We also offer spray painting, and smash repairs—all under one roof.


  • Truck Repairs & Servicing
  • 24/7 Breakdown Assistance
  • Authorised Inspection Station


No matter the size of your truck or your business, we’re set up to help. Explore our services today or call us for a free quote and honest advice from your local truck repair experts.