Bardahl Manual Gearbox Stop Leak (150 ml)

Bardahl Manual Gearbox Stop Leak is a 150 ml additive for manual gearboxes and differentials. It helps reduce oil leaks and seepage by restoring the properties of internal and external O-rings. Its formula also helps maintain oil performance and protect mechanical components.

Limitations: It cannot repair cracked or broken gaskets and does not work on paper seals. Not suitable for automatic or overdrive gearboxes.

How to use: Shake the tube and add the product to the gearbox oil. Do not exceed 10% of the gearbox oil capacity or the manufacturer’s recommended oil level.