Equipment unit · VIN-decoded · NHTSA vPIC

2021 Load Trail

4ZEGP4029M1211423 · Trailer · TRAILER
Carriers run under1
28 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJun 22, 2023
TX
Last seenOct 22, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4ZEGP4029M1211423
Make
Load Trail
Model
Load Trail
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 15, 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
4ZE

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GP402

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1991 or 2021

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

North American serial sequence
211423

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
LOAD TRAIL

Prefix basis · 272 decoded VINs at 100.0% prefix purity.

Model
Load Trail

Prefix basis · 272 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
LOAD TRAIL

Observed directly for this VIN via NHTSA vPIC.

Observed model
Load Trail

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 · Jun 22, 2023 – Oct 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 22, 2025TXI · Full0ALTA TRANSPORT LLC 3525014182B151/TX
Sep 15, 2025TXII · Walk-around1ALTA TRANSPORT LLC 3525014182B151/TX
Apr 5, 2024TXI · Full0ALTA TRANSPORT LLC 3525014182B151/TX
Jun 22, 2023TXI · Full0ALTA TRANSPORT LLC 3525014182B151/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALTA TRANSPORT LLC3525014Jun 22, 2023Oct 22, 20254TX
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.
182B151TXALTA TRANSPORT LLCJun 22, 2023Oct 22, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 15, 2026