Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth T680

1XKYDP9X9RJ239753 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections5
all-time
OOS inspections2
of 5
First seenSep 3, 2024
CA
Last seenAug 5, 2026
CA
Inspected under 2 different carriers in 23 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
1XKYDP9X9RJ239753
Make
Kenworth
Model
T680
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 11, 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
YDP9X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1994 or 2024

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

North American serial sequence
239753

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 · 26,022 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 26,022 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.

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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T680

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 3, 2024 – Aug 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 5, 2026CAII · Walk-around1OOSWEST COAST STEEL TRANSPORT INC 44673569G84731/CA
Jan 14, 2026CAII · Walk-around4OOSWEST COAST STEEL TRANSPORT INC 44673569G84731/CA
Oct 13, 2025CAI · Full2STATE PIPE & SUPPLY INC 4258289G84731/CA
Nov 19, 2024CAI · Full4STATE PIPE & SUPPLY INC 4258289G84731/CA
Sep 3, 2024CAV · Vehicle-only0STATE PIPE & SUPPLY INC 4258289G84731/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WEST COAST STEEL TRANSPORT INC4467356Jan 14, 2026Aug 5, 20262CA
STATE PIPE & SUPPLY INC425828Sep 3, 2024Oct 13, 20253CA
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.
9G84731CA1WEST COAST STEEL TRANSPORT INCJan 14, 2026Aug 5, 20262
9G84731CASTATE PIPE & SUPPLY INCSep 3, 2024Oct 13, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026