The 2018 Freightliner MT has 13 ignition parts with verified fitment on this page — 2 part types and 6 brands, covering both the 6.0L V8 and the 6.7L L6 DIESEL Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2018 Freightliner MT, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 13 listed parts are Spark Plug (7 parts) and Camshaft Position Sensor (6 parts).
The 2018 Freightliner MT was sold with both the 6.0L V8 and the 6.7L L6 DIESEL Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
6 brands supply ignition parts for the 2018 Freightliner MT, led by CHAMPION (4 parts), ACDELCO (3 parts) and STANDARD MOTOR PRODUCTS (2 parts), plus 3 more brands. Quality grades include Economy, Double Platinum and Iridium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Freightliner MT. 4 parts have it, including STANDARD MOTOR PRODUCTS PC590T (Camshaft Position Sensor) and ACDELCO 41962 (Spark Plug). Each part number opens a page with every vehicle that part fits.
Camshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 6.7L L6 DIESEL Turbocharged | PC590T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| DORMAN Fits: 6.7L L6 DIESEL Turbocharged | 907726 | 🇺🇸 US | Engine Code ISB 6.7 | View on Amazon |
| DORMAN Fits: 6.7L L6 DIESEL Turbocharged | 917735 | 🇺🇸 US | Engine Code ISB 6.7 | View on Amazon |
| SKP Fits: 6.7L L6 DIESEL Turbocharged | SK907726 | 🇺🇸 US | Engine Code ISB 6.7 | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 6.7L L6 DIESEL Turbocharged | PC590 | 🇺🇸 US 🇨🇦 CA | MT45 | View on Amazon |
| WALKER PRODUCTS Fits: 6.7L L6 DIESEL Turbocharged | 10081016 | 🇺🇸 US | Engine Code ISB 6.7 | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
6 Camshaft Position Sensor parts for the 2018 Freightliner MT come from 4 brands — STANDARD MOTOR PRODUCTS, DORMAN, SKP and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS PC590T.
The Economy section lists 4 options from DORMAN, STANDARD MOTOR PRODUCTS and SKP — the catalog's value-priced group. STANDARD MOTOR PRODUCTS PC590T is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS and WALKER PRODUCTS supply 2 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PC590.
Part numbers include STANDARD MOTOR PRODUCTS PC590T, DORMAN 907726 and DORMAN 917735, among others listed above.
Spark Plug
Summary: Notes include pre-set gaps of 0.040", 0.045" and 0.05". Replacement brands in this table include CHAMPION and ACDELCO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION Fits: 6.0L V8 | 401 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.04" | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 6.0L V8 | 41962 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentDouble Platinum | View on Amazon |
| CHAMPION Fits: 6.0L V8 | 7015 | 🇺🇸 US 🇨🇦 CA | Double Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 6.0L V8 | 41162 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentIridium | View on Amazon |
| CHAMPION Fits: 6.0L V8 | 9405 | 🇺🇸 US 🇨🇦 CA | IridiumPre-Set Gap: 0.05" | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 6.0L V8 | 6 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | View on Amazon |
| CHAMPION Fits: 6.0L V8 | 3015 | 🇺🇸 US 🇨🇦 CA | Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
7 Spark Plug parts are listed for the 2018 Freightliner MT, from CHAMPION and ACDELCO. ACDELCO 41962 carries the "Popular" badge.
In the Copper / Nickel grade, CHAMPION supplies 1 part: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is CHAMPION 401.
In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, ACDELCO and CHAMPION supply 2 parts: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 41962.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 2 options from ACDELCO and CHAMPION — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. ACDELCO 41162 is listed in this group.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, ACDELCO and CHAMPION supply 2 parts: grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 6.
Part numbers include ACDELCO 41962, CHAMPION 401 and CHAMPION 7015, among others listed above.
Buying Ignition Parts for a 2018 Freightliner MT
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Every ignition part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug and Camshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2018 Freightliner MT?
Our catalog currently lists 13 ignition parts for the 2018 Freightliner MT across 2 subcategories and 6 brands, covering both the 6.0L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 2018 Freightliner MT engines?
Yes. Every ignition part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 2018 Freightliner MT?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2018 Freightliner MT?
Notes on this page include pre-set gaps of 0.040", 0.045" and 0.05". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
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 MT 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 MT?
First match the engine — each row shows which engine(s) the part fits. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Freightliner MT
Ignition Parts for Other Freightliner MT Years
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