Found Actual Cause of Special Cargo Trailer ID Bug

I tried to replicate the special cargo trailer bug again.
Special Trailer ID: 371 navigating to a vehicle id 371.
Screenshot: https://imgur.com/a/rFhcSFu

There is no vehicle exist in samp with model id 371, so it's referring to vehicle in game at index 371.

Hi TusharNagar. Thanks for bringing this issue to our attention. I have logged the issue and will inform you of an update when it's available. You can find the information relating to the logged issue below.
Bug report by TusharNagar (forum topic #16115)

Issue #	3387
Issue	Special Cargo's Trailer ID is bugged
Description	The Special Cargo's Trailer ID shown in /specialcargo refers to a normal car not a Trailer
Script area	idk
Priority	Medium
Logged by	Andualem
Assigned to	Mike
Status	New
Comments	Tested and Confirmed

Moved to Confirmed Bugs