Recommended lubricants and capacities

To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in improved fuel economy.

These lubricants and fluids are recommended for use in your vehicle.

Lubricant

Volume

Classification

Engine oil *1 (drain and refill)

2025 Hyundai Tucson Shell Helix Ultra logo image. The logo displays the text 'Shell HELIX ULTRA Motor oils' with a stylized curved line above the letter X. It indicates the recommended engine oil brand for the vehicle.

Gasoline Engine

Smartstream G2.5 GDi

5.8 ℓ (6.13 US qt.)

SAE 0W-20, API SN PLUS/SP or ILSAC GF-6*2

Smartstream G2.0

4.3 ℓ (4.54 US qt.)

SAE 0W-20, API SN PLUS/SP or ILSAC GF-6*2

Smartstream G1.6 T-GDi

4.8 ℓ (5.07 US qt.)

SAE 0W-20, API SN PLUS/SP or ILSAC GF-6*2

Diesel Engine

Smartstream D2.0

With DPF*3

5.6 ℓ (5.92 US qt.)

ACEA C5, ACEA C3, ACEA C2

Without DPF*3

ACEA A3/B4

Refer to the Recommended SAE viscosity number.

Requires <API SN PLUS (or above) Full synthetic> grade engine oil. If a lower grade engine oil (mineral oil including Semi-synthetic) is used, then the engine oil and engine oil filter must be replaced as indicated severe maintenance condition

DPF: Diesel Particulate Filter

Lubricant

Volume

Classification

Automatic transmission fluid

Gasoline Engine

Smartstream G2.0

2WD

6.7 ℓ (7.08 US qt.)

SK ATF SP4M-1, MICHANG ATF SP4M-1, S-OIL ATF SP4M-1, HYUNDAI Genuine ATF SP4M-1

4WD

Smartstream G2.5 GDi

2WD

6.5 ℓ (6.87 US qt.)

4WD (N-line)

Diesel Engine

Smartstream D2.0

2WD

7.0 ℓ (7.4 US qt.)

4WD

4WD (N-line)

Manual transmission fluid

Smartstream G2.0

2WD

1.5-1.6 ℓ (1.58-1.69 US qt.)

API GL-4, SAE 70W

- SK : HK SYN MTF 70W

- H.K.SHELL : SPIRAX S6 GHME 70W MTF

- GS CALTEX : GS MTF HD 70W

4WD

1.4-1.5 ℓ (1.48-1.59 US qt.)

Dual clutch transmission fluid

Smartstream G1.6 T-GDi

2WD

1.6-1.7 ℓ (1.69-1.80 US qt.)

API GL-4, SAE 70W

- SK: HK D DCTF TGO-10 PLUS

- H.K.SHELL : SPIRAX S6 GHDE 70W DCTF PLUS

4WD

Brake fluid*1

LHD*5

0.82 ± 0.02 ℓ (0.87 ± 0.02 US qt.)

SAE J1704 DOT-4 LV, ISO4925 CLASS-6, FMVSS 116 DOT-4

RHD*6

0.79 ± 0.02 ℓ (0.83 ± 0.02 US qt.)

Rear differential oil (4WD)

0.53-0.63 ℓ (0.56-0.67 US qt.)

HYPOID GEAR OIL API GL-5, SAE 75W/85 (SK HCT-5 GEAR OIL 75W/85 or EQUIVALENT)

Transfer case oil (4WD)

DCT*2

0.48-0.52 ℓ (0.50-0.54 US qt.)

M/T*4

A/T*3

0.62-0.68 ℓ (0.65-0.71 US qt.)

Fuel

54 ℓ (14.26 US gal.)

Refer to "Fuel requirements" in chapter 1.

Urea solution (Diesel Engine)

14 ℓ (14.79 US qt.)

ISO22241, DIN70070

Coolant

Smartstream G2.0

M/T*4

2WD

6.4 ℓ (6.76 US qt.)

MIXTURE, Antifreeze with water (Ethylene glycol base coolant for aluminum radiator)

4WD

A/T*3

2WD

6.4 ℓ (6.76 US qt.)

4WD

Smartstream G1.6 T-GDi

DCT*2

2WD

7.2 ℓ (7.61 US qt.)

4WD

Smartstream G2.5 GDi

A/T*3

2WD

8.4 ℓ (8.88 US qt.)

4WD

Smartstream D2.0

A/T*3

2WD

8.4 ℓ (8.88 US qt.)

4WD

The amount of oil required may vary depending on the brake air bleeding method.

DCT : Dual clutch transmission

A/T : Automatic transmission

M/T : Manual transmission

LHD : Left-hand drive type

RHD : Right-hand drive type