2020-2024 Honda Ridgeline coolant: 1.96 GALS. (7.41 L) — HONDA Long-Life Antifreeze/Coolant Type 2 Note: This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water. If Honda antifreeze/coolant is not available, you may use another major-brand non-silicate coolant as a temporary replacement. Make sure it is a high-quality coolant recommended for aluminum engines..

💧Fluid Capacity

2024 Honda Ridgeline: 4.50 OZS. (0.13 L) — RB100EV-01 (POE) Note: Approximate capacity.

🛢️Oil Type

2024 Honda Ridgeline uses 5.40 QTS. (5.11 L) — Genuine HONDA Motor Oil 0W-20 or API service SN or higher grade SAE 0W-20 Note: You may also use synthetic motor oil if it is labeled with the API Certification Seal and is the specified viscosity grade..

🔄Transmission Fluid

2020-2024 Honda Ridgeline ATF: 3.70 QTS. (3.5 L) — HONDA Automatic Transmission Fluid ATF - Type 3.1 or higher.

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