Equipment unit · VIN-decoded · NHTSA vPIC

2011 Peterbilt 386

1XPHD49X4BD110929 · Truck-Tractor · TRUCK
Carriers run under2
29 mo
Inspections5
all-time
OOS inspections1
of 5
First seenDec 14, 2023
TX
Last seenMay 12, 2026
TX
Inspected under 2 different carriers in 29 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
1XPHD49X4BD110929
Make
Peterbilt
Model
386
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
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
HD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
110929

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
2011

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 · Dec 14, 2023 – May 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2026TXI · Full7PUPO TRUCKING LLC 439432029T738N/TX
Jul 21, 2025TXII · Walk-around0PUPO TRUCKING LLC 439432018R255N/TX
Feb 4, 2025TXI · Full1JUAN CARLOS CABRERA PUPO 299223361V744V/TX
Jan 21, 2025TXII · Walk-around3JUAN CARLOS CABRERA PUPO 299223342M932M/TX
Dec 14, 2023TXII · Walk-around8OOSJUAN CARLOS CABRERA PUPO 299223325M379M/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PUPO TRUCKING LLC4394320Jul 21, 2025May 12, 20262TX
JUAN CARLOS CABRERA PUPO2992233Dec 14, 2023Feb 4, 20253TX
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.
29T738NTXPUPO TRUCKING LLCMay 12, 2026May 12, 20261
18R255NTXPUPO TRUCKING LLCJul 21, 2025Jul 21, 20251
61V744VTXJUAN CARLOS CABRERA PUPOFeb 4, 2025Feb 4, 20251
42M932MTXJUAN CARLOS CABRERA PUPOJan 21, 2025Jan 21, 20251
25M379MTXJUAN CARLOS CABRERA PUPODec 14, 2023Dec 14, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026