SSG Gearbox Main Shaft Bearing Wear
SeriousGearbox & TransmissionThe 7-speed Graziano dual-clutch gearbox is generally reliable but has a known weakness in its main shaft bearings. When they collapse, gear selection becomes erratic and oil leaks can develop. A full gearbox rebuild is expensive but the issue is well understood by specialists.
Transmission fault warnings, Loss of gears or difficulty selecting gear, Whining noise from gearbox, Oil leaks from gearbox casing
- Check for transmission fault codes
- Listen for bearing whine during deceleration
- Inspect gearbox casing for oil seepage
- Verify smooth gear changes at low and high speed