Excel Diesel

Caterpillar Engine and component Rebuilds you can rely on

Excel Diesel is a local Dalby company that has been founded on 25 years of service to the heavy earthmoving industry, ranging from mining and agriculture to civil and construction.

Due to an extensive knowledge of Caterpillar machinery, Tony specialises in the rebuilding of a wide variety of associated components, including, but limited to, engines, transmissions, bevel gears, torque convertors, diffs and final drives.


Collecting, dyno testing, and delivery

Field Service

Diagnose, repair, and change out components


Contaminant free, specialist tooling

Change Out

Growing component list to exchange with clients


Having experienced working in and running OEM workshops for multiple Caterpillar dealers, has given Tony the insight required to meet and exceed customer expectations. 

The well organised, 600 square metre, purpose built workshop, complete with overhead traveling crane and a wide variety of necessary specialist tooling and equipment, allows Excel Diesel to accommodate large earthmoving machinery, under cover and facilitates efficient turn around for all manner of work, with optimum quality control at every stage.

  • 600m workshop
  • Contaminate free
  • Separated strip and build areas
  • Overhead traveling crane 
  • 100 tonne press 
  • 7T forklift 
  • Wash + acid tanks 
  • Custom crank tank suitable for up to 3516 engine 
  • Specialised piston and cam shaft trolleys and storage

Our field service truck ensure that you can get the diagnostic, removal, repair, and refit work that you require.

Field Service

Standalone field service truck provides support service to our customer and compliments the workshop. Carrying the equipment and tooling to complete most jobs on the spot. Part of our commitment to proving the best service possible!

  • High flow screw compressor
  • Remote operated Palfinger crane
  • Specialized tooling
  • Diagnostic equipment
  • Machinery stands and benches
  • Transportation space

Reduced risk. Complete service.


From your site to ours and back again. 

‘Linda’ is our Scania table top and exclusively services Excel Diesel clients. 

Having our own transport removes the dependency in inflexibility of transport company schedules.

  • Dyno testing transport 
  • Delivery to or from site

Minimise your downtime and rotate your component with one of ours that is ready to go