Equipment unit · VIN-decoded · NHTSA vPIC

2022 Carry-On Trailer

4YMBU2025NG029273 · Trailer · TRAILER
Carriers run under1
34 mo
Inspections10
all-time
OOS inspections6
of 10
First seenOct 11, 2023
PA
Last seenAug 4, 2026
IA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4YMBU2025NG029273
Make
Carry-On Trailer
Model
Carry-On Trailer
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
4YM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BU202

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
029273

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
CARRY-ON TRAILER

Prefix basis · 3 decoded VINs at 100.0% prefix purity.

Model
Carry-On Trailer

Prefix basis · 3 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
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
CARRY-ON TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Carry-On Trailer

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 · Oct 11, 2023 – Aug 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 4, 2026IAII · Walk-around9OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Jul 28, 2026DEI · Full2OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
May 26, 2026WII · Full8OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Jan 13, 2026MEII · Walk-around13OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Jul 1, 2025PAI · Full1HYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Jun 25, 2025GAIII · Driver-only1HYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Apr 16, 2025TNI · Full3HYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/UK
Nov 21, 2024MAII · Walk-around2HYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Jul 5, 2024VAII · Walk-around10OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
Oct 11, 2023PAII · Walk-around10OOSHYDRODYNE ENERGY SYSTEMS LLC 3996935UAX9201/OH
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HYDRODYNE ENERGY SYSTEMS LLC3996935Oct 11, 2023Aug 4, 202610OH
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.
UAX9201OH2HYDRODYNE ENERGY SYSTEMS LLCOct 11, 2023Aug 4, 20269
UAX9201UKHYDRODYNE ENERGY SYSTEMS LLCApr 16, 2025Apr 16, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026