Equipment unit · VIN-decoded · NHTSA vPIC

2015 Dragon Products

1UNST4420FS140368 · Trailer · TRAILER
Carriers run under4
18 mo
Inspections10
all-time
OOS inspections2
of 10
First seenMay 27, 2024
TX
Last seenNov 14, 2025
TX
Inspected under 4 different carriers in 18 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
1UNST4420FS140368
Make
Dragon Products
Model
Dragon Products
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 19, 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
1UN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ST442

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1985 or 2015

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

North American serial sequence
140368

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
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
DRAGON PRODUCTS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Dragon Products

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

  • 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 · May 27, 2024 – Nov 14, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 14, 2025TXII · Walk-around1DELROS 4WHEEL LLC 4257239246B179/TX
Oct 31, 2025TXII · Walk-around4DELROS 4WHEEL LLC 4257239246B179/TX
Oct 23, 2025TXII · Walk-around1DELROS 4WHEEL LLC 4257239246B179/TX
Nov 4, 2024TXI · Full12OOSDELROS 4WHEEL LLC 4257239246B179/TX
Oct 28, 2024TXII · Walk-around4ROSDEL LOGISTIC SA DE CV 4115507246B179/TX
Oct 18, 2024TXI · Full12ROSDEL LOGISTIC SA DE CV 4115507246B179/TX
Aug 16, 2024TXI · Full2TRANSPORTES REFRIGERADOS GC XPRESS SA DE CV 2563803246B179/TX
Jun 18, 2024TXI · Full4SARO TRANSPORTS LLC 4154260BD1023/OK
Jun 14, 2024TXII · Walk-around8OOSSARO TRANSPORTS LLC 4154260BD1023/OK
May 27, 2024TXII · Walk-around7SARO TRANSPORTS LLC 4154260BD1023/OK
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DELROS 4WHEEL LLC4257239Nov 4, 2024Nov 14, 20254TX
ROSDEL LOGISTIC SA DE CV4115507Oct 18, 2024Oct 28, 20242SL
TRANSPORTES REFRIGERADOS GC XPRESS SA DE CV2563803Aug 16, 2024Aug 16, 20241TA
SARO TRANSPORTS LLC4154260May 27, 2024Jun 18, 20243TX
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.
246B179TXDELROS 4WHEEL LLCNov 4, 2024Nov 14, 20254
246B179TXROSDEL LOGISTIC SA DE CVOct 18, 2024Oct 28, 20242
246B179TXTRANSPORTES REFRIGERADOS GC XPRESS SA DE CVAug 16, 2024Aug 16, 20241
BD1023OKSARO TRANSPORTS LLCMay 27, 2024Jun 18, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026