Equipment unit · VIN-decoded · NHTSA vPIC

2004 Construction Trailer Specialists

1C91140234S770689 · Trailer · TRAILER
Carriers run under2
37 mo
Inspections10
all-time
OOS inspections6
of 10
First seenJun 13, 2023
TX
Last seenJul 1, 2026
TX
Inspected under 2 different carriers in 37 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
1C91140234S770689
Make
Construction Trailer Specialists
Model
CONSTRUCTION TRAILER SPECIALISTS
Model year
2004
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
1C9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
11402

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2004 or 2034

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

North American serial sequence
770689

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 · 202 decoded VINs at 100.0% prefix purity.

Model
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 202 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
2004

Observed directly for this VIN via NHTSA vPIC.

Observed make
CONSTRUCTION TRAILER SPECIALISTS

Observed directly for this VIN via NHTSA vPIC.

Observed model
CONSTRUCTION TRAILER SPECIALISTS

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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 13, 2023 – Jul 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 1, 2026TXII · Walk-around2OOSSOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Apr 23, 2026TXII · Walk-around0SOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Apr 14, 2026TXII · Walk-around2OOSSOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Jul 9, 2025TXII · Walk-around8OOSSOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Feb 14, 2025TXII · Walk-around14OOSSOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Jul 22, 2024TXII · Walk-around4OOSSOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Sep 15, 2023TXI · Full3SOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Jul 18, 2023TXII · Walk-around2OOSSQUEEZE BOX EXPRESS LLC 3814065180C616/TX
Jul 11, 2023TXII · Walk-around1SOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
Jun 13, 2023TXII · Walk-around1SOUTHERN STAR TRANSPORT LTD 1041459180C616/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHERN STAR TRANSPORT LTD1041459Jun 13, 2023Jul 1, 20269TX
SQUEEZE BOX EXPRESS LLC3814065Jul 18, 2023Jul 18, 20231TX
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.
180C616TX2SOUTHERN STAR TRANSPORT LTDJun 13, 2023Jul 1, 20269
180C616TXSQUEEZE BOX EXPRESS LLCJul 18, 2023Jul 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026