Equipment unit · VIN-decoded · NHTSA vPIC

2019 West-Mark

1W9TE4021KA488236 · TRAILER
Carriers run under1
33 mo
Inspections7
all-time
OOS inspections1
of 7
First seenSep 12, 2023
CA
Last seenJun 5, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W9TE4021KA488236
Make
West-Mark
Model
Not decoded
Model year
2019
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 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
1W9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
TE402

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1989 or 2019

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

North American serial sequence
488236

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
WEST-MARK

Prefix basis · 39 decoded VINs at 100.0% prefix purity.

Model
Certified Stainless Services, Inc dba West-Mark

Prefix basis · 39 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
2019

Observed directly for this VIN via NHTSA vPIC.

Observed make
WEST-MARK

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 12, 2023 – Jun 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 5, 2026CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SS4802/CA
Apr 29, 2026CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
Apr 29, 2026CAI · Full1OOSBIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
Mar 4, 2025CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
Nov 20, 2024CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
Sep 10, 2024CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
Sep 12, 2023CAI · Full0BIVIO TRANSPORT AND LOGISTICS COMPANY LLC 26115564SJ4625/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BIVIO TRANSPORT AND LOGISTICS COMPANY LLC2611556Sep 12, 2023Jun 5, 20267CA
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.
4SS4802CABIVIO TRANSPORT AND LOGISTICS COMPANY LLCJun 5, 2026Jun 5, 20261
4SJ4625CABIVIO TRANSPORT AND LOGISTICS COMPANY LLCSep 12, 2023Apr 29, 20266
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 17, 2026