Fiat Gearbox Oil Guide – Complete Transmission Fluid Reference

Maintaining the correct gearbox oil is vital for ensuring smooth gear shifts, protecting internal components, and extending the life of your Fiat. Below, we provide a comprehensive guide to Fiat gearbox oils across different models, highlighting the correct specifications, part numbers, and fluid recommendations.


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Recommended Gearbox Oils for Fiat Models

Fiat 500 Gearbox Oil

  • Variants: 1.4 16v, 1.3 JTDm 95hp, 1.4 Multiair 105hp, 1.2 8v, 0.9 TwinAir (65hp, 85hp, 105hp), 1.0 Petrol, 1.3 JTDm 74hp
  • Oil Type: Tutela Transmission Gearforce
  • Viscosity: SAE 75W
  • Specification: API GL-4 (FIAT 9.55550-MZ6)
  • Part No.: 14021616

Fiat 500L Gearbox Oil

  • Variants: 1.4 TB 120hp, 0.9 TwinAir TB (85hp, 105hp), 1.3 JTDm (85hp, 95hp), 1.2 8v
  • Manual Gearbox Oil:
    • Tutela Transmission Gearforce – SAE 75W (API GL-4, FIAT 9.55550-MZ6)
  • Automated Gearbox Oil (Dualogic/CS Speed):
    • Tutela CS SPEED – SAE 75W (FIAT 9.55550-SA1)
  • Part Nos.: 14021616 (manual), 15081626 (automated)

Fiat 500X Gearbox Oil

  • Variants: 1.0 120hp, 2.0 JTDM 140hp
  • Manual Gearbox Oil: Tutela Transmission Gearforce – SAE 75W (API GL-4, FIAT 9.55550-MZ6)
  • Automatic Gearbox Oil: Tutela AS8 – Fully Synthetic – SAE 75W/90 (ZF TE-ML 11, FIAT 9.55550-AV5)
  • Part Nos.: 14021616 (manual), 23151616 (automatic)

Fiat Panda Gearbox Oil

  • Panda 2012 onwards:
    • Variants: 1.3 JTDm 74hp, 0.9 TwinAir TB (85hp, 105hp)
    • Differential Oil: Tutela Transmission Cross – SAE 75W-85 (API GL-5, FIAT 9.55550-DA8)
    • Part No.: 14281619
  • Panda 2003–2011:
    • Variants: 1.4 16v, 1.2 8v, 1.1 8v
    • Gearbox Oil: Tutela Technyx – SAE 75W-85 (API GL-4 PLUS)
    • Part No.: 14741616

Fiat Doblo Gearbox Oil

  • Variants: 1.9 JTD
  • Oil Type: Tutela ZC 75 SYNT
  • Viscosity: SAE 75W-80
  • Specification: API GL-5 (FIAT 9.55550)
  • Part No.: 14751619

Fiat Ducato Gearbox Oil

  • Variants:
    • 2014–2018: 2.0 JTDM (115hp), 2.3 JTDM (110hp, 130hp, 150hp, 180hp), 3.0 JTDM (180hp)
    • 2011–2014: 2.3 JTDM (110hp, 130hp, 150hp), 3.0 JTDM (180hp)
  • Oil Type: Tutela Geartech
  • Viscosity: SAE 75W-85
  • Specification: API GL-4 (FIAT 9.55550-MZ3)
  • Part No.: 14381100

Fiat 124 Gearbox Oil

  • Variant: 1.4 TB Multiair 135hp
  • Manual Gearbox Oil: Tutela Gearsynth LL – SAE 75W/90 (API GL-4)
  • Seal (filler/drain): 24x18x1 mm
  • Part Nos.:
    • Seal: 6000613912
    • Gear Oil: 77229E12UK

Fiat Gearbox Oil Specification Reference

Fiat ModelEngine Variant(s)Oil TypeViscositySpecPart No.
Fiat 5001.2, 1.4, 0.9, 1.3Tutela Gearforce75WGL-4, MZ614021616
Fiat 500L1.2, 1.3, 1.4, 0.9Tutela Gearforce / CS Speed75WGL-4 / SA114021616 / 15081626
Fiat 500X1.0, 2.0 JTDMGearforce / AS875W / 75W-90GL-4 / AV514021616 / 23151616
Panda (2012–)1.3, 0.9Tutela Cross75W-85GL-5, DA814281619
Panda (03–11)1.1, 1.2, 1.4Tutela Technyx75W-85GL-4+14741616
Doblo1.9 JTDTutela ZC 75 SYNT75W-80GL-514751619
Ducato2.0–3.0 JTDMTutela Geartech75W-85GL-4, MZ314381100
Fiat 1241.4 TBTutela Gearsynth LL75W-90GL-477229E12UK

Key Takeaways

  • Always match the exact oil specification (SAE, API rating, and Fiat approval code).
  • Fiat predominantly uses Petronas Tutela transmission oils, developed specifically for its gearboxes.
  • Using the wrong oil can cause premature wear, poor shift quality, and gearbox damage.

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