This page lists 3 engine parts for the 2018 Freightliner 108SD, across 1 part type, covering the 6.7L L6 DIESEL Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2018 Freightliner 108SD, 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. Every listed part is an Oil Filter.
The 2018 Freightliner 108SD came with a single engine, the 6.7L L6 DIESEL Turbocharged, and every part is verified against it.
3 brands supply engine parts for the 2018 Freightliner 108SD, led by DONALDSON (1 part), HASTINGS / BALDWIN (1 part) and WIX (1 part).
Each part number listed for the 2018 Freightliner 108SD opens a page with every vehicle that part fits.
Oil Filter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DONALDSON | P550428 | 🇺🇸 US 🇨🇦 CA | Outer Diameter: 93 mm (3.66")Length: 174 mm (6.85") | View on Amazon |
| HASTINGS / BALDWIN | LF551 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WIX | 57182 | 🇺🇸 US 🇨🇦 CA | Spin-On FilterSpin-On Lube Filter | 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.
3 Oil Filter parts for the 2018 Freightliner 108SD come from 3 brands — DONALDSON, HASTINGS / BALDWIN and WIX.
Part numbers include DONALDSON P550428, HASTINGS / BALDWIN LF551 and WIX 57182.
Buying Engine Parts for a 2018 Freightliner 108SD
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 .
Frequently Asked Questions
How many engine parts fit the 2018 Freightliner 108SD?
Our catalog currently lists 3 engine parts for the 2018 Freightliner 108SD across 1 subcategory and 3 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 2018 Freightliner 108SD?
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 2018 Freightliner 108SD 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 2018 Freightliner 108SD?
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 2018 Freightliner 108SD
Engine Parts for Other Freightliner 108SD 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.