Equipment unit · VIN-decoded · NHTSA vPIC

2012 Peterbilt 386

1XPHD49X6CD143996 · Truck-Tractor · TRUCK
Carriers run under1
35 mo
Inspections20
all-time
OOS inspections5
of 20
First seenAug 24, 2023
US
Last seenJul 15, 2026
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPHD49X6CD143996
Make
Peterbilt
Model
386
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 14, 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
HD49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
143996

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 · 3,252 decoded VINs at 100.0% prefix purity.

Model
386

Prefix basis · 3,252 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
386

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 · Aug 24, 2023 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026AZIII · Driver-only1THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Jan 16, 2026USIII · Driver-only0THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Sep 3, 2025USI · Full3THE BEST MEXICAN CORN LLC 198227991EM1K/AZ
Aug 22, 2025AZIII · Driver-only0THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Jun 9, 2025USI · Full9THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Mar 13, 2025USI · Full5OOSTHE BEST MEXICAN CORN LLC 19822796TB456/AZ
Feb 13, 2025USII · Walk-around5OOSTHE BEST MEXICAN CORN LLC 19822796TB456/AZ
Sep 6, 2024AZIII · Driver-only1THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Aug 9, 2024USI · Full3THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Aug 1, 2024USI · Full2THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Jun 20, 2024AZIII · Driver-only1THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Mar 19, 2024USI · Full12OOSTHE BEST MEXICAN CORN LLC 19822796TB456/AZ
Mar 12, 2024AZIII · Driver-only1THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Jan 3, 2024USI · Full13THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Dec 19, 2023AZII · Walk-around3OOSTHE BEST MEXICAN CORN LLC 19822796TB456/AZ
Dec 14, 2023USI · Full11THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Nov 30, 2023AZI · Full5THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Nov 1, 2023AZI · Full4OOSTHE BEST MEXICAN CORN LLC 19822796TB456/AZ
Sep 6, 2023AZII · Walk-around1THE BEST MEXICAN CORN LLC 19822796TB456/AZ
Aug 24, 2023USI · Full16THE BEST MEXICAN CORN LLC 19822796TB456/AZ
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THE BEST MEXICAN CORN LLC1982279Aug 24, 2023Jul 15, 202620AZ
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.
6TB456AZ1THE BEST MEXICAN CORN LLCAug 24, 2023Jul 15, 202619
91EM1KAZTHE BEST MEXICAN CORN LLCSep 3, 2025Sep 3, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026