Equipment unit · VIN-decoded · NHTSA vPIC

2019 Kenworth T680

1XKYD49X2KJ256463 · Truck-Tractor · TRUCK
Carriers run under3
27 mo
Inspections11
all-time
OOS inspections2
of 11
First seenAug 18, 2023
LA
Last seenNov 29, 2025
TN
Inspected under 3 different carriers in 27 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
1XKYD49X2KJ256463
Make
Kenworth
Model
T680
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 17, 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1989 or 2019

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

North American serial sequence
256463

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
2019

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 · Aug 18, 2023 – Nov 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 29, 2025TNII · Walk-around3OOSWWM SERVICES LLC 3784259A545344/MS
Nov 3, 2025TNII · Walk-around1PREMIER LOGISTICAL PARTNERS 3784254A545344/MS
Oct 30, 2025TNIII · Driver-only0WWM SERVICES LLC 3784259A545344/MS
Sep 10, 2025TNII · Walk-around1WWM SERVICES LLC 3784259A545344/MS
Jul 28, 2025OHII · Walk-around2OOSWWM SERVICES LLC 3784259A545344/MS
May 14, 2025MSI · Full1WWM SERVICES LLC 3784259A545344/MS
Nov 8, 2024ARIII · Driver-only0WWM SERVICES LLC 3784259TEMP/MS
Oct 9, 2024ARIII · Driver-only0WWM SERVICES LLC 3784259A532128/MS
Sep 19, 2024OHI · Full2WWM SERVICES LLC 3784259A532128/MS
Jun 21, 2024PAIII · Driver-only1WWM SERVICES LLC 3784259TEMP/MS
Aug 18, 2023LAIII · Driver-only3BIRD DOG LOGISTICS LLC 3402365A495550/MS
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WWM SERVICES LLC3784259Jun 21, 2024Nov 29, 20259TN
PREMIER LOGISTICAL PARTNERS3784254Nov 3, 2025Nov 3, 20251CO
BIRD DOG LOGISTICS LLC3402365Aug 18, 2023Aug 18, 20231GA
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.
A545344MSWWM SERVICES LLCMay 14, 2025Nov 29, 20255
A545344MSPREMIER LOGISTICAL PARTNERSNov 3, 2025Nov 3, 20251
TEMPMSWWM SERVICES LLCJun 21, 2024Nov 8, 20242
A532128MSWWM SERVICES LLCSep 19, 2024Oct 9, 20242
A495550MSBIRD DOG LOGISTICS LLCAug 18, 2023Aug 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026