Equipment unit · VIN-decoded · NHTSA vPIC

2004 Freightliner M2

1FVACWCS54HN04776 · Truck · INCOMPLETE VEHICLE
M2 106
Carriers run under2
20 mo
Inspections5
all-time
OOS inspections1
of 5
First seenDec 13, 2023
MD
Last seenAug 20, 2025
MD
Inspected under 2 different carriers in 20 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
1FVACWCS54HN04776
Make
Freightliner
Model
M2
Model year
2004
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Jun 28, 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
1FV

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ACWCS

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
N04776

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
FREIGHTLINER

Prefix basis · 280 decoded VINs at 100.0% prefix purity.

Model
M2

Prefix basis · 280 decoded VINs at 100.0% prefix purity.

Model line
M2 106

Sourced label · prefix basis 280 decoded VINs at 100.0% prefix purity.

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
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
M2

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Dec 13, 2023 – Aug 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 20, 2025MDI · Full0TRISTAN ZIEGLER 1296545X21029/WV
Aug 5, 2025WVIII · Driver-only0TRISTAN ZIEGLER 1296545X21029/WV
Nov 25, 2024MDI · Full0TRISTAN ZIEGLER 1296545X21029/WV
Oct 12, 2024MDII · Walk-around0TRISTAN ZIEGLER 1296545X21029/WV
Dec 13, 2023MDII · Walk-around4OOSTHOR TRANSPORT LLC 3810434BA546842/WV
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRISTAN ZIEGLER1296545Oct 12, 2024Aug 20, 20254WV
THOR TRANSPORT LLC3810434Dec 13, 2023Dec 13, 20231WV
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.
X21029WVTRISTAN ZIEGLEROct 12, 2024Aug 20, 20254
BA546842WVTHOR TRANSPORT LLCDec 13, 2023Dec 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026