2018 Honda Ridgeline Fuel tank size
19.5US gal
2018 Honda Ridgeline Owner's Manual, PDF page 602
Fuel Tank Capacity 19.5 US gal (73.8 ℓ)Open the manual at this page ↗Added Oct 15, 2026
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Fuel tank size · All versions · PDF page 602
Fuel Tank Capacity 19.5 US gal (73.8 ℓ)
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As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 19.5 US gal | “Fuel Tank Capacity 19.5 US gal (73.8 ℓ)” | PDF page 602 ↗ |
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