Automatic Transmissions

Automatic Overhauls, Servicing and Reconditioning

Transmission repair is a major, time consuming, and most often, expensive automotive repair.

That's why it's so important to keep your transmission properly maintained. At BTA we specialize in rebuilding standard and performance automatic gearbox transmissions to handle any power you ride might be putting out. We have standard to full race packages for all makes and models. We specialize in ford and holden performance products.


Race Transmissions & Transmission Upgrades

Transmission Strengthening & Modifications - We specialise in Automatic Race Transmissions and Transmission upgrades. From modified valve bodies, custom shift kits, heavy duty clutches, sprags and input shafts we can custom build a high performance box to suit your requirements.


  • LS1, LS2, LS3, L98 Automatics
  • 4l80e, 8l80e, 700r4 Auto
  • Line pressure tuning
  • Servicing and Cooling systems
  • Shift Kit
  • XR6 Automatic
  • FG Performance Transmissions
  • F6 Auto's to handle 400rwkw's
  • FPV Performance Vehicles
  • Shifter
  • Standard Reconditioning
  • Stage 1 Rebuilt
  • Stage 2 Rebuild
  • Stage 3 Full Manual Race Build