Equipment unit · VIN-decoded · NHTSA vPIC

1999 Freightliner Long Conv.

1FUPCSZB1XPA15139 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections10
all-time
OOS inspections4
of 10
First seenOct 25, 2023
TX
Last seenJun 16, 2026
TX
Inspected under 3 different carriers in 32 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
1FUPCSZB1XPA15139
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
Jun 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
PCSZB

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
A15139

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 · 1,104 decoded VINs at 100.0% prefix purity.

Model
Long Conv.

Prefix basis · 1,104 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
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 25, 2023 – Jun 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2026TXII · Walk-around4I & MEZA'S TRUCKING LLC 439741952T806N/TX
Apr 27, 2026TXII · Walk-around2I & MEZA'S TRUCKING LLC 439741913M725N/TX
Feb 23, 2026TXII · Walk-around3I & MEZA'S TRUCKING LLC 439741961T607N/TX
Jan 22, 2026TXII · Walk-around4I & MEZA'S TRUCKING LLC 439741920M565N/TX
Oct 23, 2025TXII · Walk-around4OOSI & MEZA'S TRUCKING LLC 439741938T421N/TX
Aug 22, 2025TXII · Walk-around8OOSI & MEZA'S TRUCKING LLC 439741988N315N/TX
Jul 1, 2025TXII · Walk-around3OOSRT RIVERAS TRUCKING LLC 395204471H376B/TX
Oct 8, 2024NMII · Walk-around0CESAR MENDOZA LLC 900137R619553/TX
Sep 10, 2024NMII · Walk-around2OOSCESAR MENDOZA LLC 900137R619553/TX
Oct 25, 2023TXII · Walk-around1CESAR MENDOZA LLC 900137R619553/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
I & MEZA'S TRUCKING LLC4397419Aug 22, 2025Jun 16, 20266TX
RT RIVERAS TRUCKING LLC3952044Jul 1, 2025Jul 1, 20251TX
CESAR MENDOZA LLC900137Oct 25, 2023Oct 8, 20243TX
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.
52T806NTX1I & MEZA'S TRUCKING LLCJun 16, 2026Jun 16, 20261
13M725NTXI & MEZA'S TRUCKING LLCApr 27, 2026Apr 27, 20261
61T607NTXI & MEZA'S TRUCKING LLCFeb 23, 2026Feb 23, 20261
20M565NTXI & MEZA'S TRUCKING LLCJan 22, 2026Jan 22, 20261
38T421NTXI & MEZA'S TRUCKING LLCOct 23, 2025Oct 23, 20251
88N315NTXI & MEZA'S TRUCKING LLCAug 22, 2025Aug 22, 20251
71H376BTXRT RIVERAS TRUCKING LLCJul 1, 2025Jul 1, 20251
R619553TXCESAR MENDOZA LLCOct 25, 2023Oct 8, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026