Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYD49X4JJ185023 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections5
all-time
OOS inspections0
of 5
First seenNov 28, 2023
NM
Last seenJul 15, 2026
UT
Inspected under 3 different carriers in 32 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
1XKYD49X4JJ185023
Make
Kenworth
Model
T680
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 10, 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
YD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1988 or 2018

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

North American serial sequence
185023

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 · 43,483 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 43,483 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T680

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 · Nov 28, 2023 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026UTIII · Driver-only1MONTANEZ TRANSPORT LLC 4034062IRN4824/NM
Jan 27, 2026NMIII · Driver-only0WESTAR CARTAGE LLC 3103562R820021/TX
Dec 4, 2025NMIII · Driver-only1WESTAR CARTAGE LLC 3103562R820021/TX
May 16, 2024NMIII · Driver-only0JAX TRANSPORT LLC 1876810R553476/TX
Nov 28, 2023NMII · Walk-around0JAX TRANSPORT LLC 1876810R553476/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MONTANEZ TRANSPORT LLC4034062Jul 15, 2026Jul 15, 20261NM
WESTAR CARTAGE LLC3103562Dec 4, 2025Jan 27, 20262TX
JAX TRANSPORT LLC1876810Nov 28, 2023May 16, 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.
IRN4824NM1MONTANEZ TRANSPORT LLCJul 15, 2026Jul 15, 20261
R820021TXWESTAR CARTAGE LLCDec 4, 2025Jan 27, 20262
R553476TXJAX TRANSPORT LLCNov 28, 2023May 16, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026