Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T7 Series

1XKFD49X3CJ306151 · Truck-Tractor · TRUCK
Carriers run under1
29 mo
Inspections12
all-time
OOS inspections4
of 12
First seenAug 10, 2023
CA
Last seenJan 21, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKFD49X3CJ306151
Make
Kenworth
Model
T7 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 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
FD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
306151

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 · 332 decoded VINs at 100.0% prefix purity.

Model
T7 Series

Prefix basis · 332 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T7 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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 10, 2023 – Jan 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 21, 2026CAI · Full1ALVARENGA FREIGHT INC 32239969G40581/CA
Dec 17, 2025CAII · Walk-around0ALVARENGA FREIGHT INC 32239969G40581/CA
Sep 16, 2025CAI · Full0ALVARENGA FREIGHT INC 32239969G40581/CA
May 5, 2025CAI · Full1OOSALVARENGA FREIGHT INC 32239969G40581/CA
May 5, 2025CAI · Full0ALVARENGA FREIGHT INC 32239969G40581/CA
Nov 7, 2024CAI · Full0ALVARENGA FREIGHT INC 32239969G40581/CA
Nov 7, 2024CAIII · Driver-only0ALVARENGA FREIGHT INC 32239969G40581/CA
Oct 28, 2024CAI · Full3ALVARENGA FREIGHT INC 32239969G40581/CA
Apr 24, 2024CAI · Full4OOSALVARENGA FREIGHT INC 32239969G40581/CA
Mar 8, 2024CAII · Walk-around1OOSALVARENGA FREIGHT INC 32239969G40581/CA
Aug 28, 2023CAII · Walk-around0ALVARENGA FREIGHT INC 32239969G40581/CA
Aug 10, 2023CAII · Walk-around1OOSALVARENGA FREIGHT INC 32239969G40581/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALVARENGA FREIGHT INC3223996Aug 10, 2023Jan 21, 202612CA
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.
9G40581CAALVARENGA FREIGHT INCAug 10, 2023Jan 21, 202612
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026