Gearbox oil Kia Ceed IV M6CF3 — viscosity and OEM spec
Gearbox oil for Kia Ceed IV M6CF3 (2018–2024) — correct viscosity, OEM specification, fill volume and change interval.
Gearbox Specifications
| Parameter | Value |
|---|---|
| Make / Model | Kia Ceed IV |
| Gearbox type | manual |
| Gearbox code | M6CF3 |
| Production Years | 2018–2024 |
| Oil viscosity | 75W-85 |
| OEM specification | MTF-75W85 |
| Fill volume | 2.0 L |
| Change interval | 100000 |
“Lifetime” fill in DSG and CVT gearboxes does not mean never change the oil — manufacturers recommend changing every 60,000 km to preserve gearbox life.
Approved Oils for M6CF3
Hyundai/Kia MTF / Castrol Syntrax Ultra / Liqui Moly 75W-85
Manual Gearbox — Key Points
Manual gearbox: Drain on a warm gearbox for best flow. Fill to the level plug hole and refit immediately.
FAQ
What oil goes in Kia Ceed IV M6CF3?
Viscosity 75W-85, specification MTF-75W85, volume 2.0 L. Suitable brands: Hyundai/Kia MTF / Castrol Syntrax Ultra / Liqui Moly 75W-85.
When should the gearbox oil be changed on Kia Ceed IV?
Every 100000 km.
Can I use a universal ATF instead of MTF-75W85?
No. The M6CF3 requires strict compliance with MTF-75W85. A universal ATF lacks the correct friction characteristics and will cause premature wear.
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