Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth W9 Series

1XKWD49X3JR221812 · Truck-Tractor · TRUCK
W900
Carriers run under2
16 mo
Inspections14
all-time
OOS inspections2
of 14
First seenOct 2, 2024
TX
Last seenFeb 13, 2026
AZ
Inspected under 2 different carriers in 16 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
1XKWD49X3JR221812
Make
Kenworth
Model
W9 Series
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 16, 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
WD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
221812

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 · 5,845 decoded VINs at 94.7% prefix purity.

Model
W9 Series

Prefix basis · 5,845 decoded VINs at 94.7% prefix purity.

Model line
W900

Sourced label · prefix basis 5,845 decoded VINs at 94.7% 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
W9 Series

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 · Oct 2, 2024 – Feb 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 13, 2026AZIII · Driver-only0SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R826225/TX
Feb 9, 2026AZIII · Driver-only0SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R826225/TX
Dec 22, 2025MOII · Walk-around1SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TX
Nov 2, 2025USI · Full8OOSSOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TA
Oct 17, 2025AZIII · Driver-only0SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TX
Oct 16, 2025AZIII · Driver-only0SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TX
Oct 3, 2025AZII · Walk-around2SOUTHERN HEAVY HAUL INC 2349930R479302/TX
Jul 24, 2025TXI · Full4SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TX
Jul 6, 2025USI · Full6SOUTHERN HEAVY HAUL LOGISTICS INC 3479268R479302/TX
Jan 30, 2025AZIII · Driver-only1SOUTHERN HEAVY HAUL INC 2349930R479302/TX
Jan 29, 2025AZII · Walk-around0SOUTHERN HEAVY HAUL INC 2349930R479302/TX
Jan 22, 2025TXI · Full1SOUTHERN HEAVY HAUL INC 2349930R479302/TX
Jan 22, 2025TXI · Full0SOUTHERN HEAVY HAUL INC 2349930R479302/TX
Oct 2, 2024TXII · Walk-around4OOSSOUTHERN HEAVY HAUL INC 2349930R479302/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHERN HEAVY HAUL LOGISTICS INC3479268Jul 6, 2025Feb 13, 20268TX
SOUTHERN HEAVY HAUL INC2349930Oct 2, 2024Oct 3, 20256TX
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.
R826225TXSOUTHERN HEAVY HAUL LOGISTICS INCFeb 9, 2026Feb 13, 20262
R479302TXSOUTHERN HEAVY HAUL LOGISTICS INCJul 6, 2025Dec 22, 20255
R479302TASOUTHERN HEAVY HAUL LOGISTICS INCNov 2, 2025Nov 2, 20251
R479302TXSOUTHERN HEAVY HAUL INCOct 2, 2024Oct 3, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026