VIN Generator

About this tool

The Sample VIN Generator creates 17-character Vehicle Identification Numbers for testing, development and mock data. A VIN is made of the World Manufacturer Identifier (WMI, positions 1-3), the Vehicle Descriptor Section (positions 4-9, with position 9 as a check digit) and the Vehicle Identifier Section (positions 10-17: model year, plant and serial number). Pick one of 12 maker prefixes for Chevrolet, Ford, Honda, Jeep, Toyota, Volkswagen, BMW, Mercedes or Tesla, or leave it on Random. The rest is filled with random characters from the legal VIN alphabet (no I, O or Q), a model-year code and a six-digit serial. Position 9 is a real check digit, computed with the NHTSA transliteration table, position weights and modulo 11, so every generated VIN passes a strict check-digit validator. Generate 1-50 per click and copy the list. They do not correspond to real vehicles.

Why use it

• Every VIN is exactly 17 characters and uses only legal VIN characters, never I, O or Q.

• Position 9 is a correct NHTSA check digit, so the VINs pass checksum validation in your forms and APIs.

• Prefixes from 12 real maker WMI codes make test data look plausible in lists and screenshots.

• Up to 50 VINs per click for seeding test tables.

• Not real vehicles, so they are safe to use in demos without touching real vehicle records.

How to use

1. Optionally pick a maker from the Make / WMI dropdown, for example BMW (WBA) or Tesla (5YJ); leave it on Random to mix makers.
2. Set Count to how many VINs you need, from 1 to 50 (default 5).
3. Click Generate; each VIN appears on its own line.
4. Click Copy all to copy the list to your clipboard.

When it helps

• Seeding test databases with VIN columns for staging or QA environments.
• Generating mock vehicle data for UI prototypes, dealership demos or screenshots.
• Testing that forms and parsers accept valid 17-character VINs, verify the check digit and reject I, O and Q.
• Filling placeholder VINs in insurance or fleet-management mockups.

Examples

Tips

• Always store generated VINs in a clearly named fixture (e.g. tests/fixtures/sample-vins.csv) so they never get treated as real vehicles.
• Generated VINs pass check-digit validation, so to test your error path change any one character and the check digit will no longer match.
• The 10th character is random, so edit it by hand if a test needs a specific model year (A=1980 and 2010, B=1981 and 2011).
• Pair sample VINs with sample license plate or registration data for realistic end-to-end fixtures.
• Never use a generated VIN to file a vehicle history report, insurance claim, or DMV registration — that is prohibited and traceable.
• When fuzz-testing, mix generated VINs with deliberately malformed ones (wrong length, contains I/O/Q) to verify error paths.
• Keep WMI choices realistic for the test scenario: a US fleet app may want 1G or 1F, while a European app may prefer the German W prefixes (WBA, WDD, WVW).

Frequently Asked Questions

Glossary

VIN

Vehicle Identification Number — a unique 17-character (post-1981) identifier for a motor vehicle, defined by ISO 3779 and NHTSA Title 49 CFR Part 565.

WMI

World Manufacturer Identifier — the first three characters of a VIN that identify the manufacturer and country of origin (e.g. 1HG = Honda USA, WBA = BMW Germany).

VDS

Vehicle Descriptor Section — positions 4-9 of a VIN that describe model, body style, engine type, and restraint system. Format is manufacturer-specific.

VIS

Vehicle Identifier Section — positions 10-17 of a VIN that encode model year (10), assembly plant (11), and a 6-digit sequential serial number (12-17).

Check digit (NHTSA)

The character at VIN position 9, computed by transliterating each VIN character to a number, multiplying by position-specific weights (8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2), summing, and taking modulo 11. A result of 10 is written as X.

Forbidden letters

VINs never contain I, O, or Q — these are excluded to prevent confusion with the digits 1 and 0. Only letters A-H, J-N, P, R-Z and digits 0-9 are allowed.

Model year code

A single character at VIN position 10 that encodes model year on a 30-year cycle. For example, A=1980 and 2010, B=1981 and 2011, with no I, O, Q, U, Z, or 0 used.

NHTSA

National Highway Traffic Safety Administration — the US federal agency that defines VIN format and operates the central VIN decoding service (vPIC).