Equipment unit · VIN-decoded · NHTSA vPIC

2003 West-Mark Certified Stainless Services, Inc dba West-Mark

16WTE402X3A134763 · Trailer · TRAILER
Carriers run under1
31 mo
Inspections13
all-time
OOS inspections0
of 13
First seenOct 18, 2023
CA
Last seenMay 20, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
16WTE402X3A134763
Make
West-Mark
Model
Certified Stainless Services, Inc dba West-Mark
Model year
2003
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
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
16W

Deterministic · VIN positions 1–3.

Vehicle descriptor section
TE402

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2003 or 2033

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

North American serial sequence
134763

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 · 161 decoded VINs at 100.0% prefix purity.

Model
Certified Stainless Services, Inc dba West-Mark

Prefix basis · 161 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
2003

Observed directly for this VIN via NHTSA vPIC.

Observed make
WEST-MARK

Observed directly for this VIN via NHTSA vPIC.

Observed model
Certified Stainless Services, Inc dba West-Mark

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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 · Oct 18, 2023 – May 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 20, 2026CAI · Full0RICHARD IEST DAIRY INC 28045564SA9872/CA
Jan 7, 2026CAI · Full0RICHARD IEST DAIRY INC 28045564AS9872/CA
Jan 5, 2026CAII · Walk-around0RICHARD IEST DAIRY INC 28045564SA9872/CA
Nov 20, 2025CAI · Full0RICHARD IEST DAIRY INC 28045564SA9872/CA
Jul 28, 2025CAI · Full0RICHARD IEST DAIRY INC 28045564SA9872/CA
Mar 3, 2025CAI · Full1RICHARD IEST DAIRY INC 28045564SA9872/CA
Dec 1, 2024CAIII · Driver-only0RICHARD IEST DAIRY INC 28045564SA9872/CA
Sep 24, 2024CAI · Full0RICHARD IEST DAIRY INC 28045564SA9872/CA
Sep 21, 2024CAIII · Driver-only0RICHARD IEST DAIRY INC 28045564SA9872/CA
Jul 14, 2024CAIII · Driver-only0RICHARD IEST DAIRY INC 28045564SA9872/CA
May 21, 2024CAI · Full1RICHARD IEST DAIRY INC 28045564SA9872/CA
Dec 12, 2023CAIII · Driver-only0RICHARD IEST DAIRY INC 28045564SA9872/CA
Oct 18, 2023CAIII · Driver-only0RICHARD IEST DAIRY INC 28045564SA9872/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RICHARD IEST DAIRY INC2804556Oct 18, 2023May 20, 202613CA
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.
4SA9872CARICHARD IEST DAIRY INCOct 18, 2023May 20, 202612
4AS9872CARICHARD IEST DAIRY INCJan 7, 2026Jan 7, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026