There is a component in your car that spins, shifts, pressurises, and manages heat every single time you drive, quietly, in the background, without any drama until the day something goes wrong. When it does go wrong, it tends to go expensively wrong. Gearbox replacements and rebuilds are among the most costly repairs in passenger vehicle ownership, and they are disproportionately common in Australia compared to most other markets. The reason Australian gearboxes fail more of