Equipment unit · VIN-decoded · NHTSA vPIC

2005 Freightliner CST120

1FUJBBCK75LN50799 · Truck-Tractor · TRUCK
Carriers run under3
20 mo
Inspections5
all-time
OOS inspections0
of 5
First seenAug 15, 2024
LA
Last seenApr 24, 2026
VA
Inspected under 3 different carriers in 20 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
1FUJBBCK75LN50799
Make
Freightliner
Model
CST120
Model year
2005
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
2005 or 2035

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

North American serial sequence
N50799

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
2005

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 · Aug 15, 2024 – Apr 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 24, 2026VAIII · Driver-only0THEO TRUCKING INC 3107633AZ309D/NJ
Nov 25, 2025NJIII · Driver-only0THEO TRUCKING INC 3107633AZ309D/NJ
Jan 22, 2025NYII · Walk-around4CAPITOL TRUCKING INC 2554023AZ309D/NJ
Sep 10, 2024NYIII · Driver-only1CAPITOL TRUCKING INC 2554023AZ309D/NJ
Aug 15, 2024LAIII · Driver-only0VK EXPRESS INC 2527048AZ309D/NJ
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THEO TRUCKING INC3107633Nov 25, 2025Apr 24, 20262OH
CAPITOL TRUCKING INC2554023Sep 10, 2024Jan 22, 20252TX
VK EXPRESS INC2527048Aug 15, 2024Aug 15, 20241NJ
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.
AZ309DNJTHEO TRUCKING INCNov 25, 2025Apr 24, 20262
AZ309DNJCAPITOL TRUCKING INCSep 10, 2024Jan 22, 20252
AZ309DNJVK EXPRESS INCAug 15, 2024Aug 15, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026