Equipment unit · VIN-decoded · NHTSA vPIC

2020 Hercules Ajax

1AJC40204L1003195 · TRAILER
Carriers run under2
33 mo
Inspections2
all-time
OOS inspections1
of 2
First seenAug 7, 2023
AR
Last seenMay 14, 2026
TX
Inspected under 2 different carriers in 33 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
1AJC40204L1003195
Make
Hercules Ajax
Model
Not decoded
Model year
2020
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 11, 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
1AJ

Deterministic · VIN positions 1–3.

Vehicle descriptor section
C4020

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1990 or 2020

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

North American serial sequence
003195

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
HERCULES AJAX

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 7, 2023 – May 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 14, 2026TXII · Walk-around4DUNAVANT TRANS GULF TRANSPORTATION LLC 551712U433471/TN
Aug 7, 2023ARII · Walk-around7OOSMADARIS TRANSPORTATION LLC 835435U433471/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DUNAVANT TRANS GULF TRANSPORTATION LLC551712May 14, 2026May 14, 20261TX
MADARIS TRANSPORTATION LLC835435Aug 7, 2023Aug 7, 20231PA
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.
U433471TNDUNAVANT TRANS GULF TRANSPORTATION LLCMay 14, 2026May 14, 20261
U433471TNMADARIS TRANSPORTATION LLCAug 7, 2023Aug 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 11, 2026