If you need to replace a car part, finding the correct part number is crucial. The part number helps ensure that you buy the exact piece that fits your vehicle, preventing installation issues and wasted money. But where do you find the part number? We will explain everything you need to know in simple terms.
What Is a Car Part Number?
A car part number is a unique identifier assigned by the manufacturer to each specific component of a vehicle. Think of it like a barcode or a fingerprint—no two parts have the same number unless they are identical. This number helps differentiate between parts that may look similar but have different sizes, materials, or compatibility.
Why Is the Part Number Important?
Getting the right part number ensures:
- A proper fit for your vehicle
- Compatibility with your car’s make, model, and year
- The right function and performance
- Prevention of damage due to incorrect installation
- Easier ordering and searching for replacement parts
Where to Find the Part Number on a Car Part
Finding the part number depends on the type of part you need to replace. Here are some common methods:
1. Check the Old Part Itself
Most car parts have a label, engraving, or stamping that includes the part number. Here’s where you might find it:
- Engine Parts: Look at the surface of the part or around the edges.
- Body Parts: Check under the hood, near the doors, or inside panels.
- Electrical Parts: Look for a sticker or printed number on the component.
- Filters and Belts: Part numbers are usually printed on the surface.
2. Look in the Owner’s Manual
Some vehicles include part numbers for common replacement items like oil filters, spark plugs, and belts in the owner’s manual. While not all part numbers may be listed, this can be a good starting point.
3. Check the Manufacturer’s Website
Most car manufacturers have online parts catalogs where you can enter your vehicle’s details and find the right part number. Some websites also allow you to search by VIN (Vehicle Identification Number) to narrow down the exact part.
4. Use the VIN Number
Your vehicle’s VIN is a 17-character code found on the dashboard, driver’s side door, or in registration papers. Many online auto parts stores and dealer websites allow you to enter your VIN to find the correct part number.
5. Visit an Auto Parts Store or Dealership
If you’re unsure about the part number, take your car or the old part to an auto parts store or dealership. Their experts can help you find the right replacement.
6. Search Online Auto Parts Databases
There are many websites that allow you to enter your car’s make, model, and year to find part numbers. Popular sites include:
- RockAuto
- PartsGeek
- AutoZone
- O’Reilly Auto Parts
- Manufacturer websites
7. Check the Service Manual
A vehicle’s service manual (not the owner’s manual) contains technical details, including part numbers. If you have access to a service manual, it can be a valuable resource.
Car Parts Number Example:
Here are some examples of car part numbers from different manufacturers to help you understand what they look like:
1. Engine Parts Number
- Ford Engine Control Module (ECM) – F7UF-12A650-AA
- Honda Timing Belt – 14400-RCA-A01
- Toyota Alternator – 27060-0P010
2. Transmission Parts Number
- GM Transmission Control Module (TCM) – 24256861
- Nissan CVT Transmission Filter – 31726-3JX0A
- BMW Automatic Transmission Fluid Pan – 24117571217
3. Brake System Parts Number
- Toyota Brake Pad Set – 04465-0E010
- Honda Accord Brake Rotor – 45251-TA0-A00
- Chevrolet Silverado Brake Caliper – 19208957
4. Electrical & Sensor Parts Number
- Ford Mass Air Flow Sensor – AFLS131
- Honda Oxygen Sensor – 36531-PAA-L21
- BMW Ignition Coil – 12138647689
5. Suspension & Steering Parts Number
- Toyota Camry Strut Assembly – 48510-09W00
- Dodge Ram Steering Gear Box – 52106554AE
- Mercedes-Benz Control Arm – 2043304311
6. Body & Exterior Parts Number
- Chevrolet Silverado Headlight Assembly – GM2502280
- Honda Civic Side Mirror – 76200-TBA-A11
- Toyota Corolla Front Bumper Cover – 52119-02901
7. Air & Fuel System Number
- Nissan Fuel Pump Assembly – 17040-7S000
- BMW Air Filter – 13721730946
- Ford Fuel Injector – F8CZ-9F593-AB
8. Cooling System Number
- Honda Radiator Fan Motor – 19030-PNA-003
- Toyota Water Pump – 16100-29157
- Chevrolet Thermostat – 12622315
9. Exhaust System Number
- Subaru Catalytic Converter – 44620AA460
- Ford Mustang Exhaust Manifold – XR3Z-9431-AA
- Dodge Challenger Muffler – 52113964AC
10. Interior Parts Number
- Chevrolet Camaro Window Regulator – 92226983
- Toyota Prius Dashboard Display – 83291-47040
- Honda Accord Power Seat Switch – 35850-TA0-A01
Also Read:
- How Much Does a Car Door Cost from a Junkyard?
- Can You Buy a Whole Car from a Junkyard?
- How much do junkyards charge for parts?
Tips for Finding the Right Part Number
- Match the Part Number Exactly: Even a small difference in the number can mean the part is incompatible.
- Compare Pictures: When shopping online, compare pictures of the new part with your old one.
- Be Aware of Aftermarket vs. OEM Parts: OEM (Original Equipment Manufacturer) parts have the same part number as the factory-installed part, while aftermarket parts may have different numbers.
- Use Cross-Reference Tools: Some auto parts stores provide cross-reference tools to match different brands and numbers.
Common Mistakes to Avoid
- Guessing the Part Number: Always confirm before purchasing.
- Ignoring Vehicle Trim and Engine Variations: Some parts differ based on trim level or engine type.
- Buying Without Checking Return Policies: If the part doesn’t fit, you’ll want an easy return process.
conclusion
Finding the right part number for your car part may take a little effort, but it’s essential for getting the right replacement. Always check the part itself, use your VIN, and refer to reliable sources like manuals, manufacturer websites, or auto parts stores. By following these steps, you can save time, money, and frustration when replacing car parts.
Frequently asked questions
How to find out a part number on a car part?
You can find the part number on the part itself, in the owner’s manual, on a manufacturer’s sticker, or by using your VIN. You can also check online databases, visit auto parts stores, or ask a mechanic for help in identifying the right number.
Where is the part number located on a car part?
The part number is usually stamped, engraved, or printed on a label. Common locations include the surface of the part, metal casings, and plastic covers. Some parts, like sensors and control modules, may have stickers with barcodes and numbers.
Can I find a car part number using my VIN?
Yes, your VIN (Vehicle Identification Number) can help you find the correct part number. Many online auto part stores and manufacturer websites allow you to enter your VIN to search for parts that fit your specific vehicle model.
What if the part number is faded or missing?
If the part number is unreadable, you can try finding it in the car’s manual, checking an online parts catalog, or using your VIN to search for the part. You can also take the part to a mechanic or auto parts store for identification.
Are OEM and aftermarket part numbers the same?
No, OEM (Original Equipment Manufacturer) parts have official part numbers from the car manufacturer, while aftermarket parts may have different numbers. Some aftermarket brands provide cross-referenced numbers that match OEM parts. Always compare numbers before purchasing.
Can two different parts have the same number?
No, each part number is unique to a specific part and manufacturer. However, some parts may have interchangeable numbers that work for multiple car models. Always check compatibility before buying a replacement.
How do I check if a part number is correct for my car?
Compare the number with your old part, check the manufacturer’s website, or use an online auto parts store. You can also confirm with your car dealership or a mechanic to ensure the part will fit your vehicle.
Do all car parts have visible part numbers?
No, not all parts have easily visible part numbers. Some small components, like bolts and sensors, may not have a number printed. In such cases, referring to the owner’s manual or using the VIN lookup is the best way to find the correct part.
Can I use a different part number for my car?
Only if the new part is cross-referenced and listed as compatible with your vehicle. Some parts have multiple numbers for different versions. If unsure, check with a mechanic or parts supplier before installing a different part.
Where can I buy a car part using the part number?
You can buy car parts from online stores like Engines Cart, RockAuto, or AutoZone. Local auto parts shops and dealerships also sell parts. Always verify the part number before purchasing to ensure it matches your vehicle’s specifications.
