Equipment unit · VIN-decoded · NHTSA vPIC

1986 Kenworth T600

1XKAD49X7GJ479963 · Truck-Tractor · TRUCK
T600
Carriers run under4
35 mo
Inspections15
all-time
OOS inspections5
of 15
First seenAug 16, 2023
TX
Last seenJul 20, 2026
TX
Inspected under 4 different carriers in 35 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
1XKAD49X7GJ479963
Make
Kenworth
Model
T600
Model year
1986
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 16, 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
AD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1986 or 2016

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

North American serial sequence
479963

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 · 5,142 decoded VINs at 90.1% prefix purity.

Model
T6 Series

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model line
T600

Sourced label · prefix basis 5,142 decoded VINs at 90.1% 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
1986

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T600

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 · Aug 16, 2023 – Jul 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 20, 2026TXI · Full9OOSTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225431ES6Y/CI
Jun 19, 2025USI · Full2TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/MX
Jun 16, 2025TXI · Full5OOSTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 2882254R470225/TX
Feb 14, 2025TXI · Full3TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/CI
Jan 8, 2025TXI · Full6TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/MX
Jan 8, 2025TXI · Full3OOSARTURO ADAN CANO PANIAGUA 284313549ES7R/MX
Dec 27, 2024USI · Full3OOSTFA LOGISTICS LLC 255631R470225/TX
Dec 3, 2024USI · Full9OOSTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/MX
Nov 1, 2024TXI · Full4TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 2882254R470225/TX
Aug 27, 2024USIII · Driver-only0TFA LOGISTICS LLC 255631R470225/TX
Jun 13, 2024USI · Full3TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/CI
May 3, 2024NMII · Walk-around1TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/MX
Jan 18, 2024USI · Full3TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/MX
Nov 16, 2023NMII · Walk-around1TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV 288225483EN7M/CH
Aug 16, 2023TXII · Walk-around1OUT WEST EXPRESS LLC 2036998R470225/TX
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CV2882254Nov 16, 2023Jul 20, 202611CI
ARTURO ADAN CANO PANIAGUA2843135Jan 8, 2025Jan 8, 20251CI
TFA LOGISTICS LLC255631Aug 27, 2024Dec 27, 20242VA
OUT WEST EXPRESS LLC2036998Aug 16, 2023Aug 16, 20231TX
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.
31ES6YCI1TRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CVJul 20, 2026Jul 20, 20261
83EN7MMXTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CVJan 18, 2024Jun 19, 20255
R470225TXTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CVNov 1, 2024Jun 16, 20252
83EN7MCITRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CVJun 13, 2024Feb 14, 20252
49ES7RMXARTURO ADAN CANO PANIAGUAJan 8, 2025Jan 8, 20251
R470225TXTFA LOGISTICS LLCAug 27, 2024Dec 27, 20242
83EN7MCHTRANSPORTADORA TRANSFRONTERIZA NORTE S DE RL DE CVNov 16, 2023Nov 16, 20231
R470225TXOUT WEST EXPRESS LLCAug 16, 2023Aug 16, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026