Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T7 Series

1XKFD49X6CJ300599 · Truck-Tractor · TRUCK
Carriers run under2
27 mo
Inspections11
all-time
OOS inspections4
of 11
First seenJun 20, 2023
TX
Last seenSep 13, 2025
MS
Inspected under 2 different carriers in 27 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
1XKFD49X6CJ300599
Make
Kenworth
Model
T7 Series
Model year
2012
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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
FD49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1982 or 2012

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

North American serial sequence
300599

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
KENWORTH

Prefix basis · 332 decoded VINs at 100.0% prefix purity.

Model
T7 Series

Prefix basis · 332 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T7 Series

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 20, 2023 – Sep 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 13, 2025MSIII · Driver-only0BLUE LINE CARRIER LLC 2180475R810078/TX
Aug 12, 2025CAI · Full6OOSTRIPLE K ST TRUCKING LLC 3476919R593151/TX
Jun 5, 2025TXII · Walk-around0TRIPLE K ST TRUCKING LLC 3476919R593151/TX
May 5, 2025CAII · Walk-around8TRIPLE K ST TRUCKING LLC 3476919R593151/TX
Feb 9, 2025CAIII · Driver-only0TRIPLE K ST TRUCKING LLC 3476919R593151/TX
Aug 9, 2024NMII · Walk-around0TRIPLE K ST TRUCKING LLC 3476919R593151/TX
Aug 5, 2024AZI · Full5OOSTRIPLE K ST TRUCKING LLC 3476919R593151/TX
Feb 27, 2024NCII · Walk-around1TRIPLE K ST TRUCKING LLC 3476919R593151/TX
Sep 28, 2023KYI · Full5OOSTRIPLE K ST TRUCKING LLC 3476919R593151/TX
Aug 24, 2023GAIII · Driver-only0TRIPLE K ST TRUCKING LLC 3476919R593151/TX
Jun 20, 2023TXII · Walk-around1OOSTRIPLE K ST TRUCKING LLC 3476919R593151/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BLUE LINE CARRIER LLC2180475Sep 13, 2025Sep 13, 20251TX
TRIPLE K ST TRUCKING LLC3476919Jun 20, 2023Aug 12, 202510TX
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.
R810078TXBLUE LINE CARRIER LLCSep 13, 2025Sep 13, 20251
R593151TXTRIPLE K ST TRUCKING LLCJun 20, 2023Aug 12, 202510
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026