The 2019 Freightliner MC has 2 engine parts with verified fitment on this page — 2 part types and 2 brands, covering the 6.7L L6 DIESEL Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2019 Freightliner MC, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. All 2 listed parts are Oil Filter (1 part) and Turbocharger Speed Sensor (1 part).
Every part on this page is matched to the 6.7L L6 DIESEL Turbocharged — the only engine offered in the 2019 Freightliner MC.
The most listed brands for 2019 Freightliner MC engine parts are HASTINGS / BALDWIN (1 part) and DORMAN (1 part).
Each part number listed for the 2019 Freightliner MC opens a page with every vehicle that part fits.
Oil Filter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HASTINGS / BALDWIN | LF551 | 🇺🇸 US | View on Amazon |
This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive.
One part is listed for the 2019 Freightliner MC — HASTINGS / BALDWIN LF551.
Turbocharger Speed Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 9047146 | 🇺🇸 US | View on Amazon |
This table covers the Turbocharger speed sensors. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor.
This group shows a single part: DORMAN 9047146.
Buying Engine Parts for a 2019 Freightliner MC
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Confirm you have the 6.7L L6 DIESEL Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Oil Filter and Turbocharger Speed Sensor .
Frequently Asked Questions
How many engine parts fit the 2019 Freightliner MC?
Our catalog currently lists 2 engine parts for the 2019 Freightliner MC across 2 subcategories and 2 brands, covering the 6.7L L6 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 2019 Freightliner MC?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2019 Freightliner MC was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2019 Freightliner MC?
Every part on this page is matched to the 6.7L L6 DIESEL Turbocharged engine. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2019 Freightliner MC
Engine Parts for Other Freightliner MC Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.