2021–2025 CN7 (7th generation)
2021–2025 Hyundai Elantra Fluid Types and Capacities
Which transmission fluid, coolant, and brake fluid the 2021–2025 Hyundai Elantra takes, with capacities and the specifications each one has to meet. Transmission: Hyundai SP-IV-RR ATF (2.0L 6-speed auto); Hyundai hybrid-specific ATF for the 6-speed hybrid DCT; Hyundai DCTF-1 for the N Line 7-speed DCT; N is offered with a 6-speed manual (Hyundai MTF 75W) or an 8-speed wet DCT with its own spec fluid.. Coolant: Hyundai Long Life Coolant (green/blue, silicate-free). ~6.3–6.9 qt depending on engine; hybrid and N have additional inverter/turbo cooling loops. First change 60,000 mi, then every 30,000 mi..
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2021–2025 Hyundai Elantra fluid guide
Check your manual| System | Fluid type & capacity |
|---|---|
| Coolant | Hyundai Long Life Coolant (green/blue, silicate-free). ~6.3–6.9 qt depending on engine; hybrid and N have additional inverter/turbo cooling loops. First change 60,000 mi, then every 30,000 mi. |
| Transmission | Hyundai SP-IV-RR ATF (2.0L 6-speed auto); Hyundai hybrid-specific ATF for the 6-speed hybrid DCT; Hyundai DCTF-1 for the N Line 7-speed DCT; N is offered with a 6-speed manual (Hyundai MTF 75W) or an 8-speed wet DCT with its own spec fluid. |
| Brake fluid | DOT 3 brake fluid (DOT 4 on the N, per its performance brake system) |
| Power steering | Electric power steering (no fluid) |
Plain washer fluid; no special spec
Which Hyundai Elantra model years does this cover?
These fluids specifications apply to every Hyundai Elantra built from 2021 through 2025 — the CN7 (7th generation), compact sedan. Nothing in this specification changes between those model years. Pick your year for the engines it offered, what changed that year, and the problems recorded against it.
What changed during the 2021–2025 Hyundai Elantra
- 2021CN7 generation launch; 2.0L MPI, Hybrid, and 1.6T N Line all available at launch
- 2022Elantra N added (2.0L turbo, 276 hp); manual or 8-speed wet DCT
- 2023–2024Facelift with revised front fascia and updated infotainment; N gets minor suspension/software tweaks
- 2025Carryover year; Elantra Hybrid continues into the following model year per Hyundai's 2026 lineup
2021–2025 Hyundai Elantra fluids: common questions
What transmission fluid does a 2021–2025 Hyundai Elantra take?
- Hyundai SP-IV-RR ATF (2.0L 6-speed auto); Hyundai hybrid-specific ATF for the 6-speed hybrid DCT; Hyundai DCTF-1 for the N Line 7-speed DCT; N is offered with a 6-speed manual (Hyundai MTF 75W) or an 8-speed wet DCT with its own spec fluid.. Transmission fluid specifications are not interchangeable. Friction modifiers differ between them, and the wrong fluid causes shudder long before it causes failure.
What coolant does a 2021–2025 Hyundai Elantra use?
- Hyundai Long Life Coolant (green/blue, silicate-free). ~6.3–6.9 qt depending on engine; hybrid and N have additional inverter/turbo cooling loops. First change 60,000 mi, then every 30,000 mi..
What brake fluid does a 2021–2025 Hyundai Elantra take?
- DOT 3 brake fluid (DOT 4 on the N, per its performance brake system).
Sources
- Ontario Hyundai, Elantra oil type & capacity by model year (2021–2026 engines)
- AMSOIL lookup, 2022 Elantra 2.0L Smartstream MPI oil spec/capacity
- AMSOIL lookup, 2022 Elantra 1.6L Hybrid oil spec/capacity
- AMSOIL lookup, 2022 Elantra N 2.0L Turbo oil spec/capacity
- OilShop.ca, 2025 Elantra N oil type, capacity, filter
- Konig Wheels fit check, Elantra N factory wheel/tire fitment (245/35R19, 5x114.3)
- Michelin USA, Elantra N tire sizes and pressures
- Paragon/EBay, Elantra N 360mm front brake rotor OE diameter
- NHTSA recall 22V-123/22V-218/22V-354, seat belt pretensioner explosion risk
- NHTSA recall 24V-879, rearview camera failure
- NHTSA recall 24V-308, EGR valve electrical short
- fueleconomy.gov, 2022 Elantra EPA ratings (all trims incl. Hybrid, N)
- Edmunds, 2022 Elantra Hybrid specs (curb weight, fuel tank, mpg)
- Cabin air filter 97133-L1000 fitment (2021–2022 Elantra)