Equipment unit · VIN-decoded · NHTSA vPIC

2017 Kenworth T680

1XKYD49X1HJ129034 · Truck-Tractor · TRUCK
Carriers run under2
17 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJul 17, 2023
AZ
Last seenDec 3, 2024
TN
Inspected under 2 different carriers in 17 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
1XKYD49X1HJ129034
Make
Kenworth
Model
T680
Model year
2017
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
1987 or 2017

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

North American serial sequence
129034

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.

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 · Jul 17, 2023 – Dec 3, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 3, 2024TNII · Walk-around2—SISO INC 21910220485F0/UK
Apr 8, 2024PAIII · Driver-only1—SISO INC 21910220485F0/MD
Aug 9, 2023CAI · Full3OOSESK LLC 314401476439A/NV
Jul 21, 2023NVIII · Driver-only0—ESK LLC 314401476439A/NV
Jul 17, 2023AZIII · Driver-only1—ESK LLC 314401476439A/NV
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SISO INC2191022Apr 8, 2024Dec 3, 20242MD
ESK LLC3144014Jul 17, 2023Aug 9, 20233NV
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.
0485F0UK—SISO INCDec 3, 2024 → Dec 3, 20241
0485F0MD—SISO INCApr 8, 2024 → Apr 8, 20241
76439ANV—ESK LLCJul 17, 2023 → Aug 9, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026