Equipment unit · VIN-decoded · NHTSA vPIC

1993 Peterbilt 379

1XP5DB9X5PN337281 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections7
all-time
OOS inspections2
of 7
First seenJul 4, 2023
TX
Last seenApr 27, 2026
KS
Inspected under 2 different carriers in 33 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
1XP5DB9X5PN337281
Make
Peterbilt
Model
379
Model year
1993
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
5DB9X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1993 or 2023

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

North American serial sequence
337281

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 · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 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 4, 2023 – Apr 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 27, 2026KSIII · Driver-only1—CBC EXPRESS LLC 3143786R774535/TX
Apr 13, 2026NMII · Walk-around0—CBC EXPRESS LLC 3143786R774535/TX
Nov 10, 2025TXII · Walk-around1—CBC EXPRESS LLC 3143786R774535/TX
Apr 3, 2025FLIII · Driver-only0—CBC EXPRESS LLC 3143786R774535/TX
Mar 10, 2025MSIII · Driver-only0—CBC EXPRESS LLC 3143786R774535/TX
Nov 11, 2024TXII · Walk-around11OOSCBC EXPRESS LLC 3143786TZW9110/TX
Jul 4, 2023TXI · Full15OOSMANASCO FARMS LLC 2844527IRL6615/NM
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CBC EXPRESS LLC3143786Nov 11, 2024Apr 27, 20266TX
MANASCO FARMS LLC2844527Jul 4, 2023Jul 4, 20231NM
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.
R774535TX—CBC EXPRESS LLCMar 10, 2025 → Apr 27, 20265
TZW9110TX—CBC EXPRESS LLCNov 11, 2024 → Nov 11, 20241
IRL6615NM—MANASCO FARMS LLCJul 4, 2023 → Jul 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026