Equipment unit · VIN-decoded · NHTSA vPIC

2005 Polycoat Systems

1P9ST41215H449032 · Trailer · TRAILER
Carriers run under2
15 mo
Inspections3
all-time
OOS inspections1
of 3
First seenOct 23, 2024
CA
Last seenJan 29, 2026
CA
Inspected under 2 different carriers in 15 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
1P9ST41215H449032
Make
Polycoat Systems
Model
POLYCOAT SYSTEMS
Model year
2005
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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2005 or 2035

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

North American serial sequence
449032

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
2005

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 · Oct 23, 2024 – Jan 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 29, 2026CAI · Full1OOSKEMIRA WATER SOLUTIONS INC 2769721SP637RAK/IN
Mar 20, 2025TXII · Walk-around2QUALITY TRANSPORT INC 194997SP637RAK/IN
Oct 23, 2024CAII · Walk-around1KEMIRA WATER SOLUTIONS INC 2769721SP637RAK/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KEMIRA WATER SOLUTIONS INC2769721Oct 23, 2024Jan 29, 20262IN
QUALITY TRANSPORT INC194997Mar 20, 2025Mar 20, 20251CA
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.
SP637RAKINKEMIRA WATER SOLUTIONS INCOct 23, 2024Jan 29, 20262
SP637RAKINQUALITY TRANSPORT INCMar 20, 2025Mar 20, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026