Equipment unit · VIN-decoded · NHTSA vPIC

2012 Peterbilt 365

1XPSD79X3CD166871 · Truck-Tractor · TRUCK
Carriers run under2
7 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 28, 2023
CA
Last seenJan 10, 2024
CA
Inspected under 2 different carriers in 7 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
1XPSD79X3CD166871
Make
Peterbilt
Model
365
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SD79X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
166871

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 · 240 decoded VINs at 100.0% prefix purity.

Model
365

Prefix basis · 240 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
365

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 · Jun 28, 2023 – Jan 10, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 10, 2024CAI · Full0NBCUNIVERSAL MEDIA LLC 574269G25145/CA
Dec 1, 2023CAI · Full0MONZON & SON ENTERPRISES INC 27091929G25145/CA
Jul 3, 2023CAI · Full0MONZON & SON ENTERPRISES INC 27091929G25145/CA
Jun 29, 2023CAI · Full0MONZON & SON ENTERPRISES INC 27091929G25145/CA
Jun 28, 2023CAI · Full7OOSMONZON & SON ENTERPRISES INC 27091929G25145/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NBCUNIVERSAL MEDIA LLC57426Jan 10, 2024Jan 10, 20241CA
MONZON & SON ENTERPRISES INC2709192Jun 28, 2023Dec 1, 20234CA
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.
9G25145CANBCUNIVERSAL MEDIA LLCJan 10, 2024Jan 10, 20241
9G25145CAMONZON & SON ENTERPRISES INCJun 28, 2023Dec 1, 20234
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026