Equipment unit · VIN-decoded · NHTSA vPIC

2006 Freightliner CST120

1FUJBBCK56LW12413 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections11
all-time
OOS inspections1
of 11
First seenSep 26, 2023
TX
Last seenMar 18, 2026
US
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
1FUJBBCK56LW12413
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
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
5 · valid

Deterministic · position 9; calculated value 5.

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
W12413

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 · Sep 26, 2023 – Mar 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 18, 2026USI · Full3JUAN GERARDO REYES VALADEZ 439524255ET1J/MX
Nov 24, 2025TXII · Walk-around1JUAN GERARDO REYES VALADEZ 439524255ET1J/MX
Nov 12, 2025USI · Full6OOSJUAN GERARDO REYES VALADEZ 439524255ET1J/MX
Jul 24, 2024TXII · Walk-around1S & O TRANSPORT LLC 23964101L58149/TX
May 7, 2024TXII · Walk-around4S & O TRANSPORT LLC 23964101L58149/TX
Apr 12, 2024TXII · Walk-around1S & O TRANSPORT LLC 2396410819SS5/MX
Dec 28, 2023TXII · Walk-around0S & O TRANSPORT LLC 23964101L58149/TX
Dec 15, 2023TXII · Walk-around1S & O TRANSPORT LLC 23964101L58149/TX
Dec 5, 2023TXII · Walk-around1S & O TRANSPORT LLC 23964101L58149/TX
Dec 3, 2023TXII · Walk-around1S & O TRANSPORT LLC 23964101L58149/TX
Sep 26, 2023TXII · Walk-around1S & O TRANSPORT LLC 23964101L58149/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JUAN GERARDO REYES VALADEZ4395242Nov 12, 2025Mar 18, 20263CH
S & O TRANSPORT LLC2396410Sep 26, 2023Jul 24, 20248TX
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.
55ET1JMXJUAN GERARDO REYES VALADEZNov 12, 2025Mar 18, 20263
1L58149TXS & O TRANSPORT LLCSep 26, 2023Jul 24, 20247
819SS5MXS & O TRANSPORT LLCApr 12, 2024Apr 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026