Equipment unit · VIN-decoded · NHTSA vPIC

1999 Freightliner CC Conventional

1FUYSZYBXXLA00423 · Truck-Tractor · TRUCK
Carriers run under1
19 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJul 6, 2023
TX
Last seenFeb 20, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1FUYSZYBXXLA00423
Make
Freightliner
Model
CC Conventional
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
YSZYB

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
A00423

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 · 249 decoded VINs at 97.2% prefix purity.

Model
CC Conventional

Prefix basis · 249 decoded VINs at 97.2% 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
CC Conventional

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 · Jul 6, 2023 – Feb 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 20, 2025TXI · Full6OOSTXZIP ENTERPRISES LLC 28458111N05921/TX
Oct 16, 2024TXI · Full3TXZIP ENTERPRISES LLC 28458111N05921/TX
Apr 5, 2024TXII · Walk-around5OOSTXZIP ENTERPRISES LLC 28458111N05921/TX
Dec 16, 2023TXII · Walk-around1TXZIP ENTERPRISES LLC 28458111N05921/TX
Oct 3, 2023TXII · Walk-around2TXZIP ENTERPRISES LLC 28458111N05921/TX
Jul 6, 2023TXIII · Driver-only0TXZIP ENTERPRISES LLC 28458111N05921/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TXZIP ENTERPRISES LLC2845811Jul 6, 2023Feb 20, 20256TX
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.
1N05921TXTXZIP ENTERPRISES LLCJul 6, 2023Feb 20, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026