Equipment unit · VIN-decoded · NHTSA vPIC

1NPWD49X5CD174755

Not yet decoded
Carriers run under2
14 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMar 27, 2025
FL
Last seenMay 4, 2026
NC
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

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
WD49X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1982 or 2012

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

North American serial sequence
174755

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 · 246 decoded VINs at 100.0% prefix purity.

Model
388

Prefix basis · 246 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 · Mar 27, 2025 – May 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 4, 2026NCII · Walk-around0ALPHA TRANSPORTATION MANAGEMENT SERVICES LLC 3920515DF30CG/FL
Mar 27, 2025FLIII · Driver-only4BRITO & SON TRANSPORT INC 2525051DF30CG/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALPHA TRANSPORTATION MANAGEMENT SERVICES LLC3920515May 4, 2026May 4, 20261FL
BRITO & SON TRANSPORT INC2525051Mar 27, 2025Mar 27, 20251FL
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.
DF30CGFLALPHA TRANSPORTATION MANAGEMENT SERVICES LLCMay 4, 2026May 4, 20261
DF30CGFLBRITO & SON TRANSPORT INCMar 27, 2025Mar 27, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC