Equipment unit · VIN-decoded · NHTSA vPIC

1999 Freightliner Long Conv.

1FUPCDZB5XPB36137 · Truck-Tractor · TRUCK
Carriers run under2
16 mo
Inspections3
all-time
OOS inspections3
of 3
First seenOct 19, 2023
TX
Last seenFeb 6, 2025
TX
Inspected under 2 different carriers in 16 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
1FUPCDZB5XPB36137
Make
Freightliner
Model
Long Conv.
Model year
1999
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 19, 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
1FU

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PCDZB

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1999 or 2029

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

North American serial sequence
B36137

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
FREIGHTLINER

Prefix basis · 176 decoded VINs at 98.3% prefix purity.

Model
Long Conv.

Prefix basis · 176 decoded VINs at 98.3% 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
1999

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Long Conv.

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 · Oct 19, 2023 – Feb 6, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 6, 2025TXI · Full6OOSDEG TRUCKING LLC 34350821N63800/TX
Jun 28, 2024TXII · Walk-around9OOSDEG TRUCKING LLC 34350821N63800/TX
Oct 19, 2023TXII · Walk-around17OOSSEGURO TRUCK LINES LTD 7082091N24326/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DEG TRUCKING LLC3435082Jun 28, 2024Feb 6, 20252TX
SEGURO TRUCK LINES LTD708209Oct 19, 2023Oct 19, 20231TX
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.
1N63800TXDEG TRUCKING LLCJun 28, 2024Feb 6, 20252
1N24326TXSEGURO TRUCK LINES LTDOct 19, 2023Oct 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026