Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 389

1NPXDP9X4HD388844 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under2
8 mo
Inspections2
all-time
OOS inspections0
of 2
First seenNov 14, 2023
NC
Last seenJul 16, 2024
NH
Inspected under 2 different carriers in 8 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
1NPXDP9X4HD388844
Make
Peterbilt
Model
389
Model year
2017
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 28, 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XDP9X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
388844

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 · 306 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 306 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 · Nov 14, 2023 – Jul 16, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2024NHII · Walk-around1—ALPHA JM TRANSPORT INC 4183639L961420/PQ
Nov 14, 2023NCIII · Driver-only1—TRANSGESTION INC 3342779L961420/PQ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALPHA JM TRANSPORT INC4183639Jul 16, 2024Jul 16, 20241QC
TRANSGESTION INC3342779Nov 14, 2023Nov 14, 20231QC
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.
L961420PQ—ALPHA JM TRANSPORT INCJul 16, 2024 → Jul 16, 20241
L961420PQ—TRANSGESTION INCNov 14, 2023 → Nov 14, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 28, 2026