Equipment unit · VIN-decoded · NHTSA vPIC

2022 Trailmax

4T93H4021NM402374 · Trailer · TRAILER
Carriers run under2
14 mo
Inspections4
all-time
OOS inspections3
of 4
First seenAug 14, 2025
WY
Last seenOct 2, 2026
MI
Inspected under 2 different carriers in 14 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
4T93H4021NM402374
Make
Trailmax
Model
TrailMax
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
4T9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
3H402

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1992 or 2022

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

North American serial sequence
402374

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
TRAILMAX

Prefix basis · 133 decoded VINs at 100.0% prefix purity.

Model
TrailMax

Prefix basis · 133 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.

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 · Aug 14, 2025 – Oct 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 2, 2026MIII · Walk-around3OOSFIDELITY FREIGHT INC 3876930142094TE/IL
Feb 11, 2026MDIII · Driver-only0—UNITED FLEET CORP 3982601142094TE/IL
Jan 27, 2026NDII · Walk-around2OOSUNITED FLEET CORP 3982601142094TE/IL
Aug 14, 2025WYI · Full6OOSUNITED FLEET CORP 3982601145822TE/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FIDELITY FREIGHT INC3876930Oct 2, 2026Oct 2, 20261IL
UNITED FLEET CORP3982601Aug 14, 2025Feb 11, 20263IL
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.
142094TEIL2FIDELITY FREIGHT INCOct 2, 2026 → Oct 2, 20261
142094TEIL—UNITED FLEET CORPJan 27, 2026 → Feb 11, 20262
145822TEIL—UNITED FLEET CORPAug 14, 2025 → Aug 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026