Equipment unit · VIN-decoded · NHTSA vPIC

1NPXD49X1HD391182

Not yet decoded
Carriers run under2
25 mo
Inspections2
all-time
OOS inspections0
of 2
First seenApr 22, 2024
TX
Last seenMay 30, 2026
RI
Inspected under 2 different carriers in 25 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XD49X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1987 or 2017

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

North American serial sequence
391182

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
PETERBILT

Prefix basis · 1,241 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 1,241 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 · Apr 22, 2024 – May 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 30, 2026RIIII · Driver-only1GMW AUTO TRANSPORT LLC 3097810DF97KU/FL
Apr 22, 2024TXII · Walk-around2H AND S CAR CARRIERS INC 972702C658DN/GA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GMW AUTO TRANSPORT LLC3097810May 30, 2026May 30, 20261FL
H AND S CAR CARRIERS INC972702Apr 22, 2024Apr 22, 20241GA
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.
DF97KUFLGMW AUTO TRANSPORT LLCMay 30, 2026May 30, 20261
C658DNGAH AND S CAR CARRIERS INCApr 22, 2024Apr 22, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC