Serial Numbers

Serial Number Decoding

Tesla labels or engraves serial numbers on its parts. Tesla serial numbers are 14 digits and alphanumeric. Tesla serial numbers are encoded.

Use this system to decode a Tesla serial number:

Digits 1-3

Build Site Code
*** = Unique 3 character code assigned by Tesla to each part manufacturing site producing parts for Tesla. Use of "T" as digit 1 is reserved for Tesla manufacturing sites.
TG1 = Tesla Gigafactory 1
TFR = Tesla Fremont

Digits 4-5

Build Year
17 = 2017
18 = 2018
** = Last 2 numbers of the year (2019, 2020, etc.)

Digits 6-8

Build Day
001 = January 1st
365 = December 31st (non-leap year)
** = Day of the year

Digits 9-14

Unique ID Code
****** = Comprised of 6 alphanumeric characters, numbers 0-9 and capital letters A-Z. Format is not dictated and may use these digits in any way. Sequential incrementing is not required.

For example, the serial number TFR170081A7115 encodes this information:

  • TFRxxxxxxxxxxx

    The build site was Tesla Fremont

  • xxx17xxxxxxxxx

    Built in 2017

  • xxxxx008xxxxxx

    Built on January 8th

  • xxxxxxxx1A7115

    Unique ID code of "1A7115"