How to Find Chassis Number, VIN, and Engine Number

Finding the chassis number, VIN, and engine number of your car, Knowing important details about your vehicle, such as the chassis number, vehicle identification number (VIN), and engine number, is vital for identification, ownership, maintenance records, and safety recalls. This comprehensive guide will explore what these codes are, where to find them on your car, how to decode them to glean useful information, and how they help in the smooth functioning and transfer of ownership of your beloved vehicle.

Chassis Number, VIN, and Engine Number

What is a VIN, or chassis number?

Understanding the Chassis Number

The chassis number, often referred to simply as the chassis, is a unique serial number assigned to the structure or frame of your car. Essentially, it identifies the core foundation onto which the components of your vehicle are built.

Serving as an important identifier, the chassis number carries vital information about your car’s:

  • Manufacturer
  • Brand
  • Model Type
  • Model Year
  • Assembly Plant
  • Production Sequence

Much like your DNA, it is unique to your vehicle. It can be stamped onto a metal plate or adhesive label affixed at various locations on the car’s body during production.

Importance of Finding the Chassis Number

Finding and understanding your car’s chassis number is important because:

  • It helps accurately identify your vehicle’s manufacturer, model, year of production, and other production details.
  • It comes in handy while transferring vehicle ownership or during insurance claims to correctly identify your car.
  • If buying a used car, it helps cross-verify the seller’s claims on vehicle details with governing databases.
  • It makes it easier for authorities to track and identify vehicles, if needed.

Where to Find the Chassis Number on Your Car

The chassis number can be tricky to locate at first since manufacturers often place it in different locations. Some common spots to check are:

  • Vehicle Registration Certificate: The easiest place to find the chassis number is on your car’s registration documentation.
  • Driving Side Dashboard: Visible through the windshield near the bottom corner on the driver’s side.
  • Driver Side Door: Inside the driver’s door or door jamb along the hinge.
  • Under the Hood: In the engine bay area, stamped on the chassis near the firewall.
  • Inside the trunk: along the spare wheel compartment.
  • Insurance Policy Documents: Vehicle insurance providers also maintain records of the chassis number.
Chassis Number, VIN, and Engine Number

Take a careful look at the suspected spot before confirming. The chassis number is typically a 17-character alphanumeric serial number stamped or printed onto the vehicle body.

Why is the car VIN or chassis number important?

Enables Vehicle History Checks

The chassis number allows buyers, sellers, and authorities access to the vehicle’s historical records right from manufacture through previous transfers of ownership.

Online databases aggregate information linked to the chassis number, such as:

  • Manufacturing date
  • Recall repairs
  • Theft records
  • Damage history
  • Title transfers

This allows ascertaining the vehicle’s condition and past easily.

Assists in Theft Tracking

Since each chassis number is unique, it allows law enforcement agencies to flag and track stolen vehicles accurately. Sellers can also cross-verify chassis numbers with federal and state databases to ensure no red flags show up in the car’s history.

Facilitates Insurance Coverage

Vehicle insurance providers rely on the VIN or chassis number to accurately link policies to vehicles. Additionally, it allows them seamless access to vehicle history to compute premiums and assess condition during claims.

Essential for Vehicle Ownership Transfer

During the transfer of car ownership, the VIN ensures the correct vehicle identity is referenced. It reduces frauds related to stolen vehicle sales or the concealment of major damages. Authorized agencies rely on VIN checks while updating ownership records.

Enables Accurate Safety Recalls

Manufacturers issue vehicle recalls by collecting lists using registered VINs and chassis numbers. This allows targeted recalls and fixes for only vulnerable car makes and models. Updated records also ensure current owners are informed of relevant recalls.

How to Get Your Vehicle Details Online

Digitization of vehicle records has made accessing your car’s VIN, chassis number, and other registration data convenient. Indian government portals allow this information to be retrieved via the registered mobile number used while purchasing the vehicle.

Vahan Portal

The Vahan portal by the Ministry of Road Transport and Highways integrates registration and other vehicle data from RTOs across all states. To access your car’s details online:



Use the Vahan app, available for Android and iOS mobile devices

Steps to follow:

  1. Select state and RTO where your vehicle is registered
  2. Enter the registration number
  3. Confirm captcha and submit
  4. Vehicle details, including chassis and engine number, are displayed


Digilocker aims to digitize all vehicle documents, including RC, insurance, PUCs, etc. You can access these anytime from any location using the mobile number linked to the registered vehicle.

To retrieve vehicle details from Digilocker:

  1. Install the Digilocker mobile app or visit website
  2. Link your driving license and RC using OTP
  3. Login using your Aadhaar number
  4. Access RC, insurance papers, etc. linked to your registered mobile number


The MParivahan app by the Ministry of Road Transport and Highways shows vehicle registration details from the centralized Vahan database.

Steps to access details:

  1. Download the MParivahan app
  2. Select state and RTO
  3. Enter vehicle registration number
  4. Chassis number, engine number, ownerships etc. are displayed

Thus using Indian government portals like Vahan, Digilocker etc. you can easily retrieve your vehicle details including VIN, chassis number, engine number etc. with minimum hassle.

What is a VIN? How to decode a VIN?

What is a VIN?

The Vehicle Identification Number (VIN) serves as a unique identification code allocated to each vehicle during production. The VIN format is globally standardized for all vehicles manufactured after 1981.

Encoded into the VIN during the manufacturing process is vital data about your vehicle including:

  • Manufacturer
  • Vehicle attributes
  • Brakes/safety equipment
  • Model year
  • Assembly plant
  • Production sequence

Thus it contains a wealth of information traced to your vehicle type’s developmental and manufacturing history.

Decoding the VIN

While the VIN appears as a random mix of 17 letters and numbers, each character relays key information about your car’s make, model, and build characteristics.

Chassis Number, VIN, and Engine Number

By decoding the VIN, you can learn about:

1. World Manufacturer Identifier (WMI)

  • Characters 1-3 relay the manufacturer, location of headquarters, and vehicle type

For example,

1HG = Honda Motor Company passenger vehicle

JH4 = Acura passenger vehicle

2. Vehicle Attributes

  • Characters 4-8 describe engine type, body style, transmission etc.

For example,

CM561 = Hybrid sedan, automatic transmission

JA32 = All-wheel drive sedan, manual transmission

3. Vehicle Identifier Section

  • Characters 9-17 reveal production plant location, production sequence etc.

decoding a vehicle’s VIN unlocks a world of essential information that aids in used vehicle evaluation, insurance coverage assessments and understanding your vehicle thoroughly.

Read More | Find Registered Owner of Vehicle by VIN Number Free

How to Obtain a Car’s Vehicle Identification Number (VIN)

As the VIN or chassis number contains vital data about your vehicle encoded within it, knowing how to access it is important before vehicle purchase or during ownership transfers.

Checking VIN on Paperwork

The vehicle registration certificate displays the unique VIN or chassis number registered to your car. This ensures you have the correct reference to proceed.

Cross-verify the number printed on your paperwork with that physically stamped on the vehicle in the locations described below.

Locating the VIN Physically on the Car Body

While specific spots differ across vehicle models, some typical VIN locations are:

Windshield Side Pillar

  • Open the driver side door and check the door jam. The side pillar features a metal tag with the stamped VIN.


  • The VIN is often printed on a sticker and affixed to the bottom left corner of the dashboard. It’s visible looking through the windshield from outside.

Inside the Driver Side Door

  • With the door open, check the inner panel along the door frame. The VIN can often be found engraved here.

Insurance Cards

  • Insurance providers include basic vehicle details including VIN on insurance cards.

Checking the VIN embossed on your car body allows you to cross-verify it with official paperwork for added security. Look for a 17-character alphanumeric number sequence in your search.

Where Can I Find the Engine Number of My Car?

The engine number or motor number serves as a unique identity marker for your car’s engine assembly and can provide useful technical and manufacturing details.

Inside the Engine Compartment

Open the hood to access the engine bay. The metallic engine block has the model details etched on it, often prefixed by “ENO” or “ENG” or similar.

Check areas around the engine cylinder, under wiring bundles etc. thoroughly.

Vehicle Paperwork

Registration certificates feature engine numbers since they must be registered accurately during first-time vehicle documentation.

So your car paperwork serves as a reliable reference point for finding the engine number alongside other data.

Why Note Down Engine Numbers?

  • Helps establish unique identity of the engine assembly
  • Assists in tracking replacement engines
  • Indicates engine model and technical specifications
  • Needed while claiming engine-related insurance

Overall, along with chassis and VIN numbers, having engine codes noted down provides well-rounded documentation that adds security across your vehicle ownership journey.


In conclusion, understanding your vehicle’s chassis number, VIN, and engine number provides tremendous value through:

  • Enabling detailed vehicle history reports
  • Assisting in ownership transfer
  • Allowing proper insurance coverage
  • Facilitating accurate recall repairs
  • Helping recover stolen vehicles
  • Identifying correct spare parts

Given their vital purpose, all vehicle owners must note these codes down and store copies securely during the vehicle purchase process or initial documentation for convenient access when required.

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