12 Ignition parts are listed for the 2025 Ram 5500, in 5 part types, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
The ignition system on the 2025 Ram 5500 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Camshaft Position Sensor (5 parts), Crankshaft Position Sensor (3 parts) and Spark Plug / Ignition Coil Boot (2 parts). The other 2 part types cover the remaining 2 parts.
The 2025 Ram 5500 was sold with both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
3 brands supply ignition parts for the 2025 Ram 5500, led by MOPAR (6 parts), STANDARD MOTOR PRODUCTS (5 parts) and HELLA (1 part). Quality grades include Standard Replacement and Economy.
Each part number listed for the 2025 Ram 5500 opens a page with every vehicle that part fits.
Camshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PC823T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 6.4L V8 | 358380381 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MOPAR Fits: 6.4L V8 | 5149054AC | 🇺🇸 US 🇨🇦 CA | Fits Cab ChassisHEMI Upgrade HD Engine | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PC823 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.7L L6 DIESEL Turbocharged | 68581416AB | 🇺🇸 US 🇨🇦 CA | Fits Cab ChassisCummins Engine | 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.
5 Camshaft Position Sensor parts for the 2025 Ram 5500 come from 3 brands — STANDARD MOTOR PRODUCTS, MOPAR and HELLA.
The Economy section lists 1 option from STANDARD MOTOR PRODUCTS — the catalog's value-priced group. STANDARD MOTOR PRODUCTS PC823T is listed in this group.
In the Standard Replacement grade, HELLA, MOPAR and STANDARD MOTOR PRODUCTS supply 3 parts: built to original-equipment specification. A representative part number is HELLA 358380381.
1 further part sits outside the graded sections, with the same engine-level match.
Part numbers include STANDARD MOTOR PRODUCTS PC823T, HELLA 358380381 and MOPAR 5149054AC, among others listed above.
Condenser / Capacitor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 56028644AC | 🇺🇸 US 🇨🇦 CA | Fits Cab ChassisHEMI Upgrade HD Engine | View on Amazon |
This table covers the capacitors used in this electrical or A/C circuit.
This group shows a single part: MOPAR 56028644AC.
Crankshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 68140678AB | 🇺🇸 US 🇨🇦 CA | Fits Cab ChassisHEMI Upgrade HD Engine | View on Amazon |
| MOPAR Fits: 6.7L L6 DIESEL Turbocharged | 68581417AB | 🇺🇸 US 🇨🇦 CA | Fits Cab ChassisCummins Engine | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | PC987 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. 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.
3 Crankshaft Position Sensor parts for the 2025 Ram 5500 come from 2 brands — MOPAR and STANDARD MOTOR PRODUCTS.
Part numbers include MOPAR 68140678AB, MOPAR 68581417AB and STANDARD MOTOR PRODUCTS PC987.
Spark Plug / Ignition Coil Boot
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | 20521 | 🇺🇸 US 🇨🇦 CA | Federal Wire | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.4L V8 | SPP217E | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it.
2 Spark Plug / Ignition Coil Boot parts for the 2025 Ram 5500 come from STANDARD MOTOR PRODUCTS.
The Economy section: 1 option from STANDARD MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS 20521 is listed in this group.
Standard Replacement: 1 part, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS SPP217E.
Part numbers include STANDARD MOTOR PRODUCTS 20521 and STANDARD MOTOR PRODUCTS SPP217E.
Spark Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: 6.4L V8 | 53021569AD | 🇺🇸 US 🇨🇦 CA | Spark Plug Well Gasket | View on Amazon |
This table covers the gaskets that seal the Spark Plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
This group shows a single part: MOPAR 53021569AD.
Buying Ignition Parts for a 2025 Ram 5500
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: Camshaft Position Sensor and Crankshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2025 Ram 5500?
Our catalog currently lists 12 ignition parts for the 2025 Ram 5500 across 5 subcategories and 3 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 2025 Ram 5500 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 2025 Ram 5500?
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 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 2025 Ram 5500 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 2025 Ram 5500?
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 2025 Ram 5500
Ignition Parts for Other Ram 5500 Years
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