Equipment unit · VIN-decoded · NHTSA vPIC

2005 Freightliner CST120

1FUJBBCK25LU40131 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJan 11, 2024
TX
Last seenJul 8, 2026
IL
Inspected under 2 different carriers in 30 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
1FUJBBCK25LU40131
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
2 · valid

Deterministic · position 9; calculated value 2.

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
U40131

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 · Jan 11, 2024 – Jul 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 8, 2026ILIII · Driver-only0NORTH LOOP REEFER LLC 507656PZB8253/MN
Jan 7, 2026TXI · Full6OOSNAUTILUS TRANSPORTATION LLC 28766381N81891/TX
Jan 1, 2025TXII · Walk-around0NORTH LOOP REEFER LLC 507656PAW4120/MN
Oct 9, 2024TXII · Walk-around0NORTH LOOP REEFER LLC 507656PAW4120/MN
Feb 14, 2024TXII · Walk-around2NORTH LOOP REEFER LLC 507656PAS3379/MN
Jan 11, 2024TXII · Walk-around3NORTH LOOP REEFER LLC 507656PAS3379/MN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NORTH LOOP REEFER LLC507656Jan 11, 2024Jul 8, 20265MN
NAUTILUS TRANSPORTATION LLC2876638Jan 7, 2026Jan 7, 20261TX
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.
PZB8253MN1NORTH LOOP REEFER LLCJul 8, 2026Jul 8, 20261
1N81891TXNAUTILUS TRANSPORTATION LLCJan 7, 2026Jan 7, 20261
PAW4120MNNORTH LOOP REEFER LLCOct 9, 2024Jan 1, 20252
PAS3379MNNORTH LOOP REEFER LLCJan 11, 2024Feb 14, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026