Equipment unit · VIN-decoded · NHTSA vPIC

2005 Freightliner CST120

1FUJBBCK45LN81606 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections12
all-time
OOS inspections2
of 12
First seenJun 21, 2023
CO
Last seenMar 13, 2026
US
Inspected under 2 different carriers in 33 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
1FUJBBCK45LN81606
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 17, 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
4 · valid

Deterministic · position 9; calculated value 4.

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
N81606

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 · Jun 21, 2023 – Mar 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 13, 2026USI · Full10MUSER INTERNACIONAL SA DE CV 4146874WE9726C/MX
Jan 10, 2026TXIII · Driver-only1SUNOL TRANSPORT INC 3794700XE039E/FL
Aug 20, 2025LAIII · Driver-only0SUNOL TRANSPORT INC 3794700XE039E/FL
Aug 12, 2025MSIII · Driver-only0SUNOL TRANSPORT INC 3794700XE039E/FL
Jun 13, 2025FLII · Walk-around0SUNOL TRANSPORT INC 3794700XE039E/FL
May 26, 2025TXIII · Driver-only1SUNOL TRANSPORT INC 3794700XE039E/FL
Mar 12, 2025TXII · Walk-around6OOSSUNOL TRANSPORT INC 3794700XE039E/FL
Sep 26, 2024TXII · Walk-around5OOSSUNOL TRANSPORT INC 3794700XA615A/FL
Jul 25, 2024MSII · Walk-around1SUNOL TRANSPORT INC 3794700XA615A/FL
Feb 14, 2024NCII · Walk-around0SUNOL TRANSPORT INC 3794700AB92AJ/FL
Sep 25, 2023SCIII · Driver-only2SUNOL TRANSPORT INC 3794700AB92AJ/FL
Jun 21, 2023COII · Walk-around1SUNOL TRANSPORT INC 3794700AB92AJ/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MUSER INTERNACIONAL SA DE CV4146874Mar 13, 2026Mar 13, 20261TA
SUNOL TRANSPORT INC3794700Jun 21, 2023Jan 10, 202611FL
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.
WE9726CMXMUSER INTERNACIONAL SA DE CVMar 13, 2026Mar 13, 20261
XE039EFLSUNOL TRANSPORT INCMar 12, 2025Jan 10, 20266
XA615AFLSUNOL TRANSPORT INCJul 25, 2024Sep 26, 20242
AB92AJFLSUNOL TRANSPORT INCJun 21, 2023Feb 14, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026