Equipment unit · VIN-decoded · NHTSA vPIC

2007 Construction Trailer Specialists

5TU3432227S000221 · TRAILER
Carriers run under5
36 mo
Inspections12
all-time
OOS inspections9
of 12
First seenJun 29, 2023
TX
Last seenJun 27, 2026
TX
Inspected under 5 different carriers in 36 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
5TU3432227S000221
Make
Construction Trailer Specialists
Model
Not decoded
Model year
2007
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 2, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5TU

Deterministic · VIN positions 1–3.

Vehicle descriptor section
34322

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
2007 or 2037

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
000221

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 178 decoded VINs at 100.0% prefix purity.

Model
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 178 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2007

Observed directly for this VIN via NHTSA vPIC.

Observed make
CONSTRUCTION TRAILER SPECIALISTS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 29, 2023 – Jun 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 27, 2026TXI · Full25OOSWALTER EXPRESS SERVICE LLC 4329486148C402/TX
Jun 18, 2026TXII · Walk-around10OOSWALTER EXPRESS SERVICE LLC 4329486148C402/TX
Apr 29, 2026TXIII · Driver-only5OOSWALTER EXPRESS SERVICE LLC 4329486148C402/TX
Jan 16, 2026TXII · Walk-around10OOSWALTER EXPRESS SERVICE LLC 4329486148C402/TX
Oct 29, 2025TXII · Walk-around14OOSWALTER EXPRESS SERVICE LLC 432948674U431N/TX
Jun 30, 2025TXII · Walk-around8ANGEL YAM TRUCK LLC 434587646S219N/TX
Feb 20, 2025TXIII · Driver-only0SAN MILLAN TRANSPORT SERVICE LLC 260896586U858M/TX
Dec 5, 2024TXII · Walk-around8D&E MARTINEZ LLC 392774186U858M/TX
Oct 17, 2023TXI · Full29OOSSAN TA C TRUCK LLC 398031889P258M/TX
Sep 1, 2023TXII · Walk-around4OOSSAN TA C TRUCK LLC 398031889P258M/TX
Jul 13, 2023TXII · Walk-around3OOSSAN TA C TRUCK LLC 398031810S177M/TX
Jun 29, 2023TXII · Walk-around10OOSSAN TA C TRUCK LLC 398031833N170M/TX
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WALTER EXPRESS SERVICE LLC4329486Oct 29, 2025Jun 27, 20265TX
ANGEL YAM TRUCK LLC4345876Jun 30, 2025Jun 30, 20251TX
SAN MILLAN TRANSPORT SERVICE LLC2608965Feb 20, 2025Feb 20, 20251TX
D&E MARTINEZ LLC3927741Dec 5, 2024Dec 5, 20241TX
SAN TA C TRUCK LLC3980318Jun 29, 2023Oct 17, 20234TX
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.
148C402TX2WALTER EXPRESS SERVICE LLCJan 16, 2026Jun 27, 20264
74U431NTXWALTER EXPRESS SERVICE LLCOct 29, 2025Oct 29, 20251
46S219NTXANGEL YAM TRUCK LLCJun 30, 2025Jun 30, 20251
86U858MTXSAN MILLAN TRANSPORT SERVICE LLCFeb 20, 2025Feb 20, 20251
86U858MTXD&E MARTINEZ LLCDec 5, 2024Dec 5, 20241
89P258MTXSAN TA C TRUCK LLCSep 1, 2023Oct 17, 20232
10S177MTXSAN TA C TRUCK LLCJul 13, 2023Jul 13, 20231
33N170MTXSAN TA C TRUCK LLCJun 29, 2023Jun 29, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 2, 2026