Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYD49X1LJ370309 · Truck-Tractor · TRUCK
Carriers run under3
29 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJan 3, 2024
GA
Last seenJun 19, 2026
AZ
Inspected under 3 different carriers in 29 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
1XKYD49X1LJ370309
Make
Kenworth
Model
T680
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1990 or 2020

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

North American serial sequence
370309

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
2020

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 · Jan 3, 2024 – Jun 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 19, 2026AZII · Walk-around3ENRQZ TRUCKING LLC 357684831A0T1/AZ
Jan 11, 2026CAI · Full0800K LLC 3036051P1329187/IL
Jan 1, 2025OHIII · Driver-only1BOYD BROS TRANSPORTATION LLC 92321PWZ3918/OH
Feb 6, 2024FLIII · Driver-only0BOYD BROS TRANSPORTATION LLC 92321PWZ3919/OH
Jan 3, 2024GAIII · Driver-only2BOYD BROS TRANSPORTATION LLC 92321YAJZ389/OR
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ENRQZ TRUCKING LLC3576848Jun 19, 2026Jun 19, 20261AZ
800K LLC3036051Jan 11, 2026Jan 11, 20261IL
BOYD BROS TRANSPORTATION LLC92321Jan 3, 2024Jan 1, 20253AL
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.
31A0T1AZ1ENRQZ TRUCKING LLCJun 19, 2026Jun 19, 20261
P1329187IL800K LLCJan 11, 2026Jan 11, 20261
PWZ3918OHBOYD BROS TRANSPORTATION LLCJan 1, 2025Jan 1, 20251
PWZ3919OHBOYD BROS TRANSPORTATION LLCFeb 6, 2024Feb 6, 20241
YAJZ389ORBOYD BROS TRANSPORTATION LLCJan 3, 2024Jan 3, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026