The 2019 Ram 1500 uses different oil grades depending on the engine: 0W-20 synthetic for the 3.6L Pentastar, 5W-20 synthetic for the 5.7L Hemi, and 5W-40 synthetic for the 3.0L EcoDiesel. Always verify with the owner’s manual or the oil cap for the exact specification.
Engine options and oil specifications
The following guide lists the standard viscosity recommendations by engine configuration for the 2019 Ram 1500.
- 3.6L Pentastar V6 — 0W-20 synthetic motor oil
- 5.7L Hemi V8 — 5W-20 synthetic motor oil
- 3.0L EcoDiesel V6 — 5W-40 synthetic motor oil
In all cases, use a synthetic motor oil that meets Chrysler/FCA approval and the applicable API/ACEA specifications. Do not mix viscosities, and always confirm the exact requirement from the dipstick cap or the owner's manual.
Notes on maintenance and verification
Oil grade and capacity can vary slightly by trim and regional specifications. Check the oil fill cap and the official manual for the precise recommendation and change intervals, which are typically based on driving conditions and the vehicle’s oil-life monitoring system.
Summary
For a 2019 Ram 1500, match the oil to your engine: 0W-20 for the 3.6L, 5W-20 for the 5.7L, and 5W-40 for the EcoDiesel. Use synthetic oil that meets FCA approval and follow the manual’s change intervals. When in doubt, consult the owner’s manual or a certified technician for the exact specification.