Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 348

2NP3LJ0X8MM757706 · Truck · INCOMPLETE VEHICLE
Carriers run under2
15 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJul 13, 2023
MN
Last seenOct 15, 2024
SD
Inspected under 2 different carriers in 15 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
2NP3LJ0X8MM757706
Make
Peterbilt
Model
348
Model year
2021
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Sep 6, 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
3LJ0X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1991 or 2021

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

North American serial sequence
757706

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 · 1,203 decoded VINs at 100.0% prefix purity.

Model
348

Prefix basis · 1,203 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 · Jul 13, 2023 – Oct 15, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 15, 2024SDII · Walk-around3—SIMON CONTRACTORS OF SOUTH DAKOTA INC 1521310PR44063/SD
Jul 13, 2023MNIII · Driver-only0—FLAT RATE INC 2050702PR44063/SD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIMON CONTRACTORS OF SOUTH DAKOTA INC1521310Oct 15, 2024Oct 15, 20241SD
FLAT RATE INC2050702Jul 13, 2023Jul 13, 20231SD
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.
PR44063SD—SIMON CONTRACTORS OF SOUTH DAKOTA INCOct 15, 2024 → Oct 15, 20241
PR44063SD—FLAT RATE INCJul 13, 2023 → Jul 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 6, 2026