Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 389

1NPXX4EXXGD321580 · Truck · INCOMPLETE VEHICLE
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenNov 21, 2024
GA
Last seenMay 4, 2026
TN
Inspected under 2 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
1NPXX4EXXGD321580
Make
Peterbilt
Model
389
Model year
2016
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 7, 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
XX4EX

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1986 or 2016

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

North American serial sequence
321580

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 · 763 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 763 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
2016

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Nov 21, 2024 – May 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 4, 2026TNI · Full0MOSTELLERS WRECKER INC 2461226W8526HY/TN
Dec 2, 2025GAI · Full0MOSTELLERS WRECKER INC 2461226E7188HY/TN
Oct 15, 2025TNV · Vehicle-only0GLENN R MATTHEWS 754587E7188HY/TN
Nov 21, 2024GAI · Full0MOSTELLERS WRECKER INC 2461226E7188HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MOSTELLERS WRECKER INC2461226Nov 21, 2024May 4, 20263TN
GLENN R MATTHEWS754587Oct 15, 2025Oct 15, 20251TN
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.
W8526HYTNMOSTELLERS WRECKER INCMay 4, 2026May 4, 20261
E7188HYTNMOSTELLERS WRECKER INCNov 21, 2024Dec 2, 20252
E7188HYTNGLENN R MATTHEWSOct 15, 2025Oct 15, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026