Heavy Automatics Takes Pride in What We Do


  • Carry an Extensive Range of New Allison Transmissions, Parts and Support Equipment
  • We are an Award Winning Supplier of Transmissions to Original Equipment Manufacturers (OEMs) nationally
  • Exclusive Stockists of Castrol’s Transynd and Transynd RD as recommended by Allison Transmissions
  • Stock Chelsea and David Brown PTOs
  • Upgrades from Manual to Automatic Transmission
  • Maintenance Solutions ranging from Economical Servicing to Comprehensive Whole-of-Life support and care
  • Direct Factory Processing of Warranty Claims for Allison Transmissions
  • Allison Product training to customer groups (provided by our own Accredited Allison Trainer) 


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