Torque-Biasing Limited Slip Differential, G50 Six-Speed (993)
Helical differential for the 993 six-speed, the cheaper alternative to a clutch-type unit and with nothing to wear out.
Drivetrain In production confidence: low
Unconfirmed. This entry rests on a single source that does not
fully document the part. Treat the manufacturing details below as provisional
until confirmed by the manufacturer.
Manufacturing
| Manufacturer | Wavetrac (Autotech Driveline) |
|---|---|
| Origin | 🇺🇸 United States Manufactured here Autotech Driveline states design, development and manufacture in the USA. |
| Process | CNC Machined |
| Additively manufactured | No |
| Material | 9310 Alloy Steel |
| Notes | Wavetrac's cam loads the pack when a wheel unloads, which is the specific weakness of a plain helical diff on a car that lifts an inside wheel. |
Fitment
| 993 | All models G50 six-speed gearbox. |
|---|
Sources
- Wavetrac Torque-Biasing Limited Slip Differentials — 993 Forum — Rennlist, accessed 2026-08-17