Equipment unit · VIN-decoded · NHTSA vPIC

2007 Polycoat Systems

1P9ST41287H449113 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections3
all-time
OOS inspections0
of 3
First seenDec 8, 2023
CA
Last seenFeb 19, 2026
CA
Inspected under 2 different carriers in 26 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
1P9ST41287H449113
Make
Polycoat Systems
Model
POLYCOAT SYSTEMS
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
1P9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ST412

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
449113

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
POLYCOAT SYSTEMS

Prefix basis · 26 decoded VINs at 100.0% prefix purity.

Model
POLYCOAT SYSTEMS

Prefix basis · 26 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
POLYCOAT SYSTEMS

Observed directly for this VIN via NHTSA vPIC.

Observed model
POLYCOAT SYSTEMS

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 · Dec 8, 2023 – Feb 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 19, 2026CAII · Walk-around0MTS LLC 31924184HT7918/CA
May 18, 2024CAI · Full0PHIBRO-TECH INC 237614HT7918/CA
Dec 8, 2023CAI · Full0PHIBRO-TECH INC 237614HT7918/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MTS LLC3192418Feb 19, 2026Feb 19, 20261CA
PHIBRO-TECH INC23761Dec 8, 2023May 18, 20242NJ
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.
4HT7918CAMTS LLCFeb 19, 2026Feb 19, 20261
4HT7918CAPHIBRO-TECH INCDec 8, 2023May 18, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026