Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1XKDP40X7CJ306939 · Truck-Tractor · TRUCK
T800
Carriers run under1
21 mo
Inspections5
all-time
OOS inspections0
of 5
First seenFeb 19, 2024
WA
Last seenNov 11, 2025
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKDP40X7CJ306939
Make
Kenworth
Model
T8 Series
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
DP40X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1982 or 2012

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

North American serial sequence
306939

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 · 129 decoded VINs at 91.5% prefix purity.

Model
T8 Series

Prefix basis · 129 decoded VINs at 91.5% prefix purity.

Model line
T800

Sourced label · prefix basis 129 decoded VINs at 91.5% 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T8 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 · Feb 19, 2024 – Nov 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 11, 2025WAIII · Driver-only0HERMANN BROTHERS LOGGING & CONSTRUCTION INC 547238RP15740/WA
Jan 31, 2025WAIII · Driver-only0HERMANN BROTHERS LOGGING & CONSTRUCTION INC 547238RP15740/WA
Nov 19, 2024WAII · Walk-around0HERMANN BROTHERS LOGGING & CONSTRUCTION INC 547238RP15740/WA
Apr 1, 2024WAII · Walk-around1HERMANN BROTHERS LOGGING & CONSTRUCTION INC 54723855761RP/WA
Feb 19, 2024WAII · Walk-around1HERMANN BROTHERS LOGGING & CONSTRUCTION INC 54723855761RP/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HERMANN BROTHERS LOGGING & CONSTRUCTION INC547238Feb 19, 2024Nov 11, 20255WA
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.
RP15740WAHERMANN BROTHERS LOGGING & CONSTRUCTION INCNov 19, 2024Nov 11, 20253
55761RPWAHERMANN BROTHERS LOGGING & CONSTRUCTION INCFeb 19, 2024Apr 1, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026