Heavy Diesel Specialists

Heavy Diesel Specialists provides professional heavy diesel servicing, repairs and rebuilds for trucks and machinery across Rutherford, Windella, Maitland, Newcastle, Singleton, Muswellbrook and surrounding areas. We specialise in diagnosing and repairing heavy diesel engines, power trains, hydraulic systems, fuel injection systems and other critical vehicle and machinery components. With more than 50 years of combined industry experience, we bring extensive technical knowledge to every repair, overhaul and maintenance project. We operate a modern, fully equipped workshop designed to support everything from scheduled servicing to complete engine rebuilds and end-of-life machine overhauls. Our team also provides 24/7 breakdown assistance, helping customers get their trucks and machinery back into operation when unexpected problems occur. We support individual operators and commercial fleets with dependable servicing, preventative maintenance, fabrication, welding and specialist diagnostic work. By combining experienced workmanship, comprehensive repair capabilities and responsive service, we help keep heavy vehicles and machinery operating safely and efficiently.

• Heavy diesel engine diagnostics and repairs
• Engine mid-life repairs and rebuilds
• Machine overhauls
• Scheduled maintenance
• Power train diagnostics and repairs
• Hydraulic diagnostics and repairs
• Fuel injection diagnostics and repairs
• Brake system diagnostics and repairs
• Auto electrical and air-conditioning repairs
• Fleet servicing
• Fabrication and welding repairs
• Steering and braking system repairs
• 24/7 breakdown service