Equipment unit · VIN-decoded · NHTSA vPIC

2006 Freightliner CST120

1FUJBBCK76LU58173 · Truck-Tractor · TRUCK
Carriers run under1
22 mo
Inspections3
all-time
OOS inspections0
of 3
First seenFeb 13, 2024
FL
Last seenDec 15, 2025
FL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1FUJBBCK76LU58173
Make
Freightliner
Model
CST120
Model year
2006
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
JBBCK

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2006 or 2036

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

North American serial sequence
U58173

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 · 2,912 decoded VINs at 100.0% prefix purity.

Model
CST120

Prefix basis · 2,912 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
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
CST120

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 · Feb 13, 2024 – Dec 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 15, 2025FLIII · Driver-only0NIGHTHAWK ENTERPRISES INC 5475913978AW/FL
Aug 15, 2025FLIII · Driver-only0NIGHTHAWK ENTERPRISES INC 5475913978AW/FL
Feb 13, 2024FLII · Walk-around2NIGHTHAWK ENTERPRISES INC 5475913978AW/FL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NIGHTHAWK ENTERPRISES INC547591Feb 13, 2024Dec 15, 20253FL
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.
3978AWFLNIGHTHAWK ENTERPRISES INCFeb 13, 2024Dec 15, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026