Which specification does Automatic transmission fluid (ATF) need for the Hyundai i40 2.0 GDI (2017–2019)?

Automatic transmission fluid (ATF) for the Hyundai i40 2.0 GDI (2017–2019): Dexron VI, JASO 1A.

Which specification does Axle & differential oil need for the Hyundai i40 2.0 GDI (2017–2019)?

Axle & differential oil for the Hyundai i40 2.0 GDI (2017–2019): 70W-75, API GL4.

Which specification does Brake fluid need for the Hyundai i40 2.0 GDI (2017–2019)?

Brake fluid for the Hyundai i40 2.0 GDI (2017–2019): DOT 3, FMVSS 116 DOT 3.

Suitable for Hyundai i40 2.0 GDI (2017–2019)

For the Hyundai i40 2.0 GDI (2017–2019), the manufacturer specifies motor oil 0W-30 (ACEA A5, ACEA B5, ACEA C3), 0W-40 (ACEA A3, ACEA B4, ACEA C3), 5W-30 (ACEA A1, ACEA A3, ACEA A5), or 5W-40 (ACEA A3, ACEA B4, ACEA C3).

Fluids and approvals for the Hyundai i40 2.0 GDI (2017–2019)

Fluid	Requirement
Motor oil	0W-30: ACEA A5, ACEA B5, ACEA C30W-40: ACEA A3, ACEA B4, ACEA C35W-30: ACEA A1, ACEA A3, ACEA A55W-40: ACEA A3, ACEA B4, ACEA C3
Automatic transmission fluid (ATF)	Dexron VI, JASO 1A
Axle & differential oil	70W-75, API GL4
Brake fluid	DOT 3, FMVSS 116 DOT 3