Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 337

2NP2HJ7X7JM409166 · Truck · INCOMPLETE VEHICLE
Carriers run under2
16 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJun 12, 2024
RI
Last seenOct 9, 2025
MA
Inspected under 2 different carriers in 16 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
2NP2HJ7X7JM409166
Make
Peterbilt
Model
337
Model year
2018
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Aug 2, 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
2NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
2HJ7X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1988 or 2018

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

North American serial sequence
409166

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 · 839 decoded VINs at 100.0% prefix purity.

Model
337

Prefix basis · 839 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
337

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 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

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 · Jun 12, 2024 – Oct 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 9, 2025MAII · Walk-around0CORE & MAIN LP 3024102X16633/MA
Sep 16, 2024MAIII · Driver-only1DANA KEPNER COMPANY LLC 442311X16633/MA
Jun 12, 2024RIII · Walk-around7OOSDANA KEPNER COMPANY LLC 442311X16633/MA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CORE & MAIN LP3024102Oct 9, 2025Oct 9, 20251MO
DANA KEPNER COMPANY LLC442311Jun 12, 2024Sep 16, 20242CO
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.
X16633MACORE & MAIN LPOct 9, 2025Oct 9, 20251
X16633MADANA KEPNER COMPANY LLCJun 12, 2024Sep 16, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 2, 2026