Purpose and Specifications

LIQUI MOLY 3321 Transmission Cleaner is a premium 150ml additive designed to gently clean manual transmissions, hypoid gears, transaxles, and auxiliary gearboxes. It removes deposits and residues for smoother gear shifting and longer transmission life, safe for metals, plastics, and rubber seals.

• Volume: 0.150 liters – perfect for one treatment
• Key Benefits: Eliminates shifting issues, reduces noise, ensures easy gear changes
• Operating Temps: Handles high thermal loads up to 120°C without breaking down
• Shelf Life: 5 years unopened; use within 2 years after opening

When to Use / Replace?

Add before oil change at operating temperature: drain 150ml old oil if full, run engine 10 minutes shifting through gears, then drain and refill. Ideal every 60,000 km or 36 months for transmissions with hard shifting or noise. Prolongs service life, prevents costly repairs.

FAQ

Q: Is it safe for my manual gearbox?
A: Yes, neutral to all seals and components; use in manual, hypoid, or auxiliary transmissions.

Q: How much oil does one bottle treat?
A: 150ml treats up to 2 liters of gear oil – drain equal amount first if needed.

Q: When should I replace transmission fluid after using it?
A: Immediately after cleaning; follow manufacturer intervals, typically every 60,000-100,000 km.