Our Mission is:

To be the leading maintenance specialist in our field.

To assist our customers to meet their goals and requirements beyond their expectations.

To always provide quality workmanship and excellent service across our field whilst maintaining the utmost honesty and integrity in our dealings.

To provide for and nurture a team of trained professionals with similar values and outlook.

Welcome to CQ Diesel Fitting Gladstone

Mining and Construction Maintenance

CQ Diesel Fitting specialise in the maintenance of equipment for the Mining, Construction, Road Transport & Process Industries throughout Queensland. With our Crane Division specialising in Crane Maintenance we can cater for all your Crane Maintenance & Certification requirements. CQ Diesel Fitting offer a comprehensive field breakdown service with our trained & qualified personnel in fully equipped mine compliant modern field service vehicles.

Hwy Trucks Trailers Maintenance & Repair

CQ Diesel Fitting specialise in the maintenance of equipment for the Road Transport & Fuel Industries throughout Queensland.  

With our 3 convenient branch locations, 87 Links Ave S Eagle Farm, 23 Bensted Road Gladstone & 112 Spiller Avenue Mackay.  We offer full Mechanical Services & Repairs with Specialist Fuel Tanker maintenance, SLP & Hydro inspections and Hose Manufacture.  All services completed in-house with Auto Electrical and Air Conditioning Repairs.

Purchasing a vehicle from Auction? Call our Brisbane branch located at Eagle Farm to carry out a pre-purchase inspection giving confidence when bidding.

CQ Diesel Fitting Services

  • Specialist Fuel Tanker Maintenance
  • Hwy Truck / Trailer Servicing and Repair
  • Auto Electrical Repairs & Air Conditioning Repairs
  • Clutches
  • Engines
  • Suspention Repair/Replacement
  • Wabco Service Partner
  • Approved SLP - Pass 2 Load Inspection Station
  • Hydrostatic Tanker and Hose Testing
  • Code Hose Manufacture
  • Air Conditioning Repairs / System Replacment
  • LMI Testing, Calibration and Repairs
  • Earthmoving Equipment Repairs
  • Crane Maintenance
  • Diesel Fitting
  • Diesel Fitter MaintenanceHighway Truck Repair & Maintenance
  • Diesel Mechanical Services
  • Generator, Fire Pump & Welder Maintenance
  • Access Equipment Maintenance
  • Maintenance Management - Labour Hire
  • Diagnostic Computer System
  • Brake Tester & Play Detector
  • BMA Dynamic Brake Testing
  • Camera Heavy Vehicle Wheel Alignment
  • Diagnostic Capabilities ABS / EBS Systems


ABN 14 075 677 658

GLADSTONE - (Head Office)

23 Bensted Road,Gladstone Qld 4680
PO Box 5198,Gladstone Qld 4680

Tel: +61 7 4972 7401
Fax: +61 7 4972 7621 

After Hours: 

Email: reception@cqdieselfitting.com.au

MACKAY - Branch

112 Spiller Avenue, Outer Harbour Mackay QLD 4740

Tel: +61 438 772 782 
Tel: +61 7 4955 0324

After Hours: 0437 276 203

Email: mackay@cqdieselfitting.com.au


87 Links Avenue S, Eagle Farm QLD 4009

Tel: +61 428 679 706
Tel: +61 7 3268 2543 

After Hours: 0400 305 788

Email: brisbane@cqdieselfitting.com.au