Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYD49X6JJ203764 · Truck-Tractor · TRUCK
Carriers run under2
15 mo
Inspections6
all-time
OOS inspections3
of 6
First seenDec 9, 2024
OK
Last seenMar 12, 2026
US
Inspected under 2 different carriers in 15 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
1XKYD49X6JJ203764
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
Jun 24, 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
6 · valid

Deterministic · position 9; calculated value 6.

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
203764

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 · Dec 9, 2024 – Mar 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 12, 2026USI · Full12OOSMUSER INTERNACIONAL SA DE CV 414687437BJ8R/MX
Nov 21, 2025USI · Full6MUSER INTERNACIONAL SA DE CV 414687437BJ8R/MX
Aug 28, 2025USI · Full5MUSER INTERNACIONAL SA DE CV 414687437BJ8R/MX
May 19, 2025USI · Full8OOSMUSER INTERNACIONAL SA DE CV 414687437BJ8R/MX
Apr 17, 2025USI · Full6OOSMUSER INTERNACIONAL SA DE CV 414687437BJ8R/MX
Dec 9, 2024OKII · Walk-around0J&M TRANSPORT INC 116811575964Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MUSER INTERNACIONAL SA DE CV4146874Apr 17, 2025Mar 12, 20265TA
J&M TRANSPORT INC1168115Dec 9, 2024Dec 9, 20241WI
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.
37BJ8RMXMUSER INTERNACIONAL SA DE CVApr 17, 2025Mar 12, 20265
75964ZWIJ&M TRANSPORT INCDec 9, 2024Dec 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026