Equipment unit · VIN-decoded · NHTSA vPIC

2013 Kenworth T6 Series

1XKAD49X1DJ319735 · Truck-Tractor · TRUCK
T600
Carriers run under2
28 mo
Inspections10
all-time
OOS inspections1
of 10
First seenAug 17, 2023
CA
Last seenDec 29, 2025
CA
Inspected under 2 different carriers in 28 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
1XKAD49X1DJ319735
Make
Kenworth
Model
T6 Series
Model year
2013
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1983 or 2013

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

North American serial sequence
319735

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
2013

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T6 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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 17, 2023 – Dec 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 29, 2025CAI · Full0R ROMAN TRANSPORT INC 13187409F98904/CA
Nov 17, 2025CAI · Full1R ROMAN TRANSPORT INC 13187409F98904/CA
Apr 9, 2025CAI · Full0REYNA GUADALUPE ROMAN NOLASCO 23513779F98904/CA
Mar 27, 2025CAI · Full3OOSREYNA GUADALUPE ROMAN NOLASCO 23513779F98904/CA
Mar 12, 2025CAIII · Driver-only0REYNA GUADALUPE ROMAN NOLASCO 23513779F98904/CA
Dec 4, 2024CAI · Full0R ROMAN TRANSPORT INC 13187409F98904/CA
Oct 17, 2024CAI · Full2R ROMAN TRANSPORT INC 13187409F98906/CA
Apr 1, 2024USIII · Driver-only0R ROMAN TRANSPORT INC 13187409F98904/CA
Mar 20, 2024CAIII · Driver-only0R ROMAN TRANSPORT INC 13187409F98904/CA
Aug 17, 2023CAI · Full2R ROMAN TRANSPORT INC 13187409F98904/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
R ROMAN TRANSPORT INC1318740Aug 17, 2023Dec 29, 20257CA
REYNA GUADALUPE ROMAN NOLASCO2351377Mar 12, 2025Apr 9, 20253CA
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.
9F98904CAR ROMAN TRANSPORT INCAug 17, 2023Dec 29, 20256
9F98904CAREYNA GUADALUPE ROMAN NOLASCOMar 12, 2025Apr 9, 20253
9F98906CAR ROMAN TRANSPORT INCOct 17, 2024Oct 17, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026