Equipment unit · VIN-decoded · NHTSA vPIC

1999 Freightliner Long Conv.

1FUPCSZB1XLA16184 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections7
all-time
OOS inspections2
of 7
First seenAug 15, 2023
MS
Last seenJun 15, 2026
MS
Inspected under 2 different carriers in 34 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
1FUPCSZB1XLA16184
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 22, 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
A16184

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 · Aug 15, 2023 – Jun 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 15, 2026MSIII · Driver-only2D S XPRESS LLC 4331592A520707/MS
Jun 15, 2026MSIII · Driver-only2D S XPRESS LLC 4331592A520707/MS
Mar 24, 2026MSII · Walk-around7D S XPRESS LLC 4331592A520707/MS
Sep 11, 2024ALII · Walk-around11OOSDANIELLE SCOTT 2956720A307021/MS
Sep 5, 2024TNII · Walk-around7OOSDANIELLE SCOTT 2956720A307021/MS
Apr 25, 2024KYII · Walk-around0DANIELLE SCOTT 2956720A307021/MS
Aug 15, 2023MSIII · Driver-only0DANIELLE SCOTT 2956720A307021/MS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
D S XPRESS LLC4331592Mar 24, 2026Jun 15, 20263MS
DANIELLE SCOTT2956720Aug 15, 2023Sep 11, 20244MS
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.
A520707MS1D S XPRESS LLCMar 24, 2026Jun 15, 20263
A307021MSDANIELLE SCOTTAug 15, 2023Sep 11, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026