Equipment unit · VIN-decoded · NHTSA vPIC

2007 Freightliner Classic

1FUJF6CK77DY23913 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections5
all-time
OOS inspections2
of 5
First seenFeb 16, 2024
TX
Last seenDec 29, 2025
TX
Inspected under 2 different carriers in 22 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
1FUJF6CK77DY23913
Make
Freightliner
Model
Classic
Model year
2007
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
JF6CK

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2007 or 2037

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

North American serial sequence
Y23913

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 · 171 decoded VINs at 100.0% prefix purity.

Model
Classic

Prefix basis · 171 decoded VINs at 100.0% prefix purity.

Model line
Classic 120

Sourced label · prefix basis 171 decoded VINs at 100.0% prefix purity.

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
2007

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Classic

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Feb 16, 2024 – Dec 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 29, 2025TXI · Full5SAUNDERS TRANSPORTATION LLC 42673541M40361/TX
Aug 18, 2025TXII · Walk-around2OOSSAUNDERS TRANSPORTATION LLC 42673541M40361/TX
Dec 3, 2024TXII · Walk-around3OOSSAUNDERS TRANSPORTATION LLC 42673541M40361/TX
Jul 23, 2024TXII · Walk-around8WEATHERFORD BROTHERS 24523081M40301/TX
Feb 16, 2024TXII · Walk-around7WEATHERFORD BROTHERS 24523081M40361/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SAUNDERS TRANSPORTATION LLC4267354Dec 3, 2024Dec 29, 20253TX
WEATHERFORD BROTHERS2452308Feb 16, 2024Jul 23, 20242TX
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.
1M40361TXSAUNDERS TRANSPORTATION LLCDec 3, 2024Dec 29, 20253
1M40301TXWEATHERFORD BROTHERSJul 23, 2024Jul 23, 20241
1M40361TXWEATHERFORD BROTHERSFeb 16, 2024Feb 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026