Equipment unit · VIN-decoded · NHTSA vPIC

2026 Mississippi Tank Company

1M9PT0A21TH355509 · Trailer · TRAILER
Carriers run under1
26 mo
Inspections6
all-time
OOS inspections0
of 6
First seenApr 11, 2024
WV
Last seenJun 11, 2026
WV
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M9PT0A21TH355509
Make
Mississippi Tank Company
Model
Mississippi Tank Company
Model year
2026
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 1, 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
1M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PT0A2

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1996 or 2026

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

North American serial sequence
355509

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
MISSISSIPPI TANK COMPANY

Prefix basis · 58 decoded VINs at 100.0% prefix purity.

Model
Mississippi Tank Company

Prefix basis · 58 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
2026

Observed directly for this VIN via NHTSA vPIC.

Observed make
MISSISSIPPI TANK COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Mississippi Tank Company

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 · Apr 11, 2024 – Jun 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2026WVII · Walk-around1GRAMMER LOGISTICS INC 184668PE68516/IN
Jan 15, 2026OHII · Walk-around0GRAMMER LOGISTICS INC 184668PE68516/IN
Dec 17, 2024WVII · Walk-around0GRAMMER LOGISTICS INC 184668P795726/IN
Sep 19, 2024WVII · Walk-around0GRAMMER LOGISTICS INC 184668P795726/IN
May 14, 2024WVI · Full3GRAMMER LOGISTICS INC 184668P795726/IN
Apr 11, 2024WVII · Walk-around0GRAMMER LOGISTICS INC 184668P795726/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GRAMMER LOGISTICS INC184668Apr 11, 2024Jun 11, 20266IN
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.
PE68516IN2GRAMMER LOGISTICS INCJan 15, 2026Jun 11, 20262
P795726IN2GRAMMER LOGISTICS INCApr 11, 2024Dec 17, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 1, 2026