Equipment unit · VIN-decoded · NHTSA vPIC

2015 Theurer, inc. Theurer, Inc.

1TA144028F3402919 · Trailer · TRAILER
Carriers run under2
31 mo
Inspections7
all-time
OOS inspections4
of 7
First seenOct 4, 2023
CA
Last seenMay 11, 2026
CA
Inspected under 2 different carriers in 31 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
1TA144028F3402919
Make
Theurer, inc.
Model
Theurer, Inc.
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 4, 2023 – May 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 11, 2026CAII · Walk-around2OOSWESTERN HILLS EXPRESS INC 24818574RT7875/CA
Aug 12, 2025CAI · Full0—WESTERN HILLS EXPRESS INC 24818574RT7875/CA
Jul 28, 2025CAII · Walk-around0—WESTERN HILLS EXPRESS INC 24818574RT7875/CA
Jun 3, 2025CAI · Full4OOSWESTERN HILLS EXPRESS INC 24818574RT7875/CA
Apr 15, 2025CAIII · Driver-only1—WESTERN HILLS EXPRESS INC 24818574RT7875/CA
Apr 15, 2025CAI · Full2OOSWESTERN HILLS EXPRESS INC 24818574RT7875/CA
Oct 4, 2023CAI · Full6OOSNICOLAS DIAZ TRANSPORT LLC 33615664RT7875/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN HILLS EXPRESS INC2481857Apr 15, 2025May 11, 20266CA
NICOLAS DIAZ TRANSPORT LLC3361566Oct 4, 2023Oct 4, 20231CA
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.
4RT7875CA—WESTERN HILLS EXPRESS INCApr 15, 2025 → May 11, 20266
4RT7875CA—NICOLAS DIAZ TRANSPORT LLCOct 4, 2023 → Oct 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026