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How to Check a Car's Real Spec Before You Buy

The advert is the seller's version. Here's a 3-minute, VIN-based way to confirm what a car really has.

BuildVIN · Updated June 2026

A used-car advert is the seller's version of the spec. Before you pay, confirm what the car actually left the factory with — by VIN. Here's a quick checklist.

Why the advert isn't enough

Listings get copied, options get confused with accessories, and a retrofit isn't the same as a factory-fitted feature. The VIN settles it.

The 3-minute check

Your VIN
17 characters
Factory record
Decoded options
Your PDF
Emailed in minutes
From VIN to a decoded equipment PDF — in minutes.

It also protects resale: a documented factory spec is proof you can hand the next buyer.

Get your build sheet by VIN
Every factory option, as two branded PDFs — in minutes. From $7.99.
Get my report →
Get your build sheet by VIN
Every factory option, as two branded PDFs — in minutes. From $7.99.
Get my report →