Equipment unit · VIN-decoded · NHTSA vPIC

2005 Boydstun metal works

1B9CS45245P275580 · TRAILER
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections1
of 4
First seenMar 21, 2024
CO
Last seenSep 30, 2025
NM
Inspected under 2 different carriers in 18 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1B9CS45245P275580
Make
Boydstun metal works
Model
Not decoded
Model year
2005
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Mar 21, 2024 – Sep 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 30, 2025NMII · Walk-around0—SIERRA MOUNTAIN TRANSPORT INC 39831505263FTJ/NM
May 16, 2025NMIII · Driver-only0—SIERRA MOUNTAIN TRANSPORT INC 39831505263FTJ/NM
Apr 10, 2024NMII · Walk-around0—SIERRA MOUNTAIN TRANSPORT INC 39831505263FTJ/NM
Mar 21, 2024COI · Full7OOSSIERRA MOUNTAIN EXPRESS INC 3655165263FTJ/NM
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIERRA MOUNTAIN TRANSPORT INC3983150Apr 10, 2024Sep 30, 20253FL
SIERRA MOUNTAIN EXPRESS INC365516Mar 21, 2024Mar 21, 20241CA
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
5263FTJNM—SIERRA MOUNTAIN TRANSPORT INCApr 10, 2024 → Sep 30, 20253
5263FTJNM—SIERRA MOUNTAIN EXPRESS INCMar 21, 2024 → Mar 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026