Equipment unit · VIN-decoded · NHTSA vPIC

1XKYD49X5JJ211175

Not yet decoded
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 16, 2024
CA
Last seenJul 31, 2025
TX
Inspected under 2 different carriers in 18 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
5 · valid

Deterministic · position 9; calculated value 5.

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
211175

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 · Jan 16, 2024 – Jul 31, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 31, 2025TXII · Walk-around0MAXIMUM SPEED TRANSPORTATION INC 1413459R771742/TX
Jan 16, 2024CAIII · Driver-only1SAFE TRANSPORT DFC LLC 4017687R706753/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MAXIMUM SPEED TRANSPORTATION INC1413459Jul 31, 2025Jul 31, 20251TX
SAFE TRANSPORT DFC LLC4017687Jan 16, 2024Jan 16, 20241TX
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.
R771742TXMAXIMUM SPEED TRANSPORTATION INCJul 31, 2025Jul 31, 20251
R706753TXSAFE TRANSPORT DFC LLCJan 16, 2024Jan 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC