Equipment unit · VIN-decoded · NHTSA vPIC

1992 Kenworth T800

3WKDD40X9NF881303 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections11
all-time
OOS inspections2
of 11
First seenSep 28, 2023
US
Last seenJun 9, 2026
TX
Inspected under 2 different carriers in 33 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
3WKDD40X9NF881303
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 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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DD40X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
881303

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 28, 2023 – Jun 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 9, 2026TXII · Walk-around1MANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/MX
Mar 18, 2026USI · Full11OOSMANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/MX
Dec 17, 2025TXII · Walk-around0MANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/TA
Dec 8, 2025TXII · Walk-around0MANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/MX
May 2, 2025USI · Full3MANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/MX
Mar 10, 2025TXII · Walk-around3OOSMANUEL ALEJANDRO MARROQUIN GARZA 4123848261FF4/MX
Nov 12, 2024TXI · Full3ALEJANDRO MARROQUIN ELIZONDO 1015099261FF4/MX
Oct 4, 2024USII · Walk-around0ALEJANDRO MARROQUIN ELIZONDO 1015099261FF4/MX
Sep 14, 2024USI · Full2ALEJANDRO MARROQUIN ELIZONDO 1015099261FF4/MX
Oct 12, 2023USI · Full1ALEJANDRO MARROQUIN ELIZONDO 1015099261FF4/TA
Sep 28, 2023USII · Walk-around0ALEJANDRO MARROQUIN ELIZONDO 1015099261FF4/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MANUEL ALEJANDRO MARROQUIN GARZA4123848Mar 10, 2025Jun 9, 20266TA
ALEJANDRO MARROQUIN ELIZONDO1015099Sep 28, 2023Nov 12, 20245TA
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.
261FF4MXMANUEL ALEJANDRO MARROQUIN GARZAMar 10, 2025Jun 9, 20265
261FF4TAMANUEL ALEJANDRO MARROQUIN GARZADec 17, 2025Dec 17, 20251
261FF4MXALEJANDRO MARROQUIN ELIZONDOSep 28, 2023Nov 12, 20244
261FF4TAALEJANDRO MARROQUIN ELIZONDOOct 12, 2023Oct 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026