Equipment unit · VIN-decoded · NHTSA vPIC

1992 Kenworth T800

1XKDD40X4NR154874 · Truck-Tractor · TRUCK
T800
Carriers run under3
22 mo
Inspections8
all-time
OOS inspections4
of 8
First seenApr 25, 2024
AL
Last seenFeb 19, 2026
MS
Inspected under 3 different carriers in 22 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
1XKDD40X4NR154874
Make
Kenworth
Model
T800
Model year
1992
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
DD40X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1992 or 2022

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

North American serial sequence
154874

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 · 734 decoded VINs at 92.0% prefix purity.

Model
T8 Series

Prefix basis · 734 decoded VINs at 92.0% prefix purity.

Model line
T800

Sourced label · prefix basis 734 decoded VINs at 92.0% prefix purity.

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
1992

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T800

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 25, 2024 – Feb 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 19, 2026MSII · Walk-around0HVX SOLUTIONS LLC 4418177A557730/MS
Dec 16, 2025FLIII · Driver-only0THE MERCHANTS COMPANY 78889A526990/MS
May 15, 2025ILI · Full2Z A CONSTRUCTION LLC 2255283A526990/MS
Oct 8, 2024COI · Full4OOSZ A CONSTRUCTION LLC 2255283A526990/MS
Oct 4, 2024NVIII · Driver-only3Z A CONSTRUCTION LLC 2255283A526990/MS
Sep 3, 2024TNIII · Driver-only1OOSZ A CONSTRUCTION LLC 2255283A526990/MO
Aug 24, 2024CAIII · Driver-only3OOSZ A CONSTRUCTION LLC 2255283A526990/MS
Apr 25, 2024ALII · Walk-around6OOSZ A CONSTRUCTION LLC 2255283A526990/MS
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HVX SOLUTIONS LLC4418177Feb 19, 2026Feb 19, 20261MS
THE MERCHANTS COMPANY78889Dec 16, 2025Dec 16, 20251MS
Z A CONSTRUCTION LLC2255283Apr 25, 2024May 15, 20256MS
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.
A557730MSHVX SOLUTIONS LLCFeb 19, 2026Feb 19, 20261
A526990MSTHE MERCHANTS COMPANYDec 16, 2025Dec 16, 20251
A526990MSZ A CONSTRUCTION LLCApr 25, 2024May 15, 20255
A526990MOZ A CONSTRUCTION LLCSep 3, 2024Sep 3, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026