Equipment unit · VIN-decoded · NHTSA vPIC

2011 Peterbilt 387

1XP7D49X5BD125919 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 30, 2023
TX
Last seenMar 24, 2026
TX
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
1XP7D49X5BD125919
Make
Peterbilt
Model
387
Model year
2011
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 30, 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
7D49X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1981 or 2011

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

North American serial sequence
125919

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 · 654 decoded VINs at 100.0% prefix purity.

Model
387

Prefix basis · 654 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 · Jun 30, 2023 – Mar 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 24, 2026TXII · Walk-around1—GUARDIAN OILFIELD SERVICES INC 1813088R815763/TX
Jul 25, 2025OKIII · Driver-only0—TROY SERVICES LLC 28132091L30034/TX
Jun 30, 2023TXII · Walk-around4—TROY SERVICES LLC 2813209R538760/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GUARDIAN OILFIELD SERVICES INC1813088Mar 24, 2026Mar 24, 20261OK
TROY SERVICES LLC2813209Jun 30, 2023Jul 25, 20252TX
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.
R815763TX—GUARDIAN OILFIELD SERVICES INCMar 24, 2026 → Mar 24, 20261
1L30034TX—TROY SERVICES LLCJul 25, 2025 → Jul 25, 20251
R538760TX—TROY SERVICES LLCJun 30, 2023 → Jun 30, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026