Equipment unit · VIN-decoded · NHTSA vPIC

1XKYD49X8MJ434783

Not yet decoded
Carriers run under2
13 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 29, 2024
MD
Last seenMar 13, 2025
PA
Inspected under 2 different carriers in 13 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1991 or 2021

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

North American serial sequence
434783

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 · Feb 29, 2024 – Mar 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 13, 2025PAIII · Driver-only1SAYCO TRUCKING LLC 1774489AH65252/PA
Feb 29, 2024MDII · Walk-around1MARTEN TRANSPORT LTD 744323287192/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SAYCO TRUCKING LLC1774489Mar 13, 2025Mar 13, 20251PA
MARTEN TRANSPORT LTD74432Feb 29, 2024Feb 29, 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.
AH65252PA1SAYCO TRUCKING LLCMar 13, 2025Mar 13, 20251
3287192INMARTEN TRANSPORT LTDFeb 29, 2024Feb 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC