Equipment unit · VIN-decoded · NHTSA vPIC

2DM421A49PS192145

Not yet decoded
Carriers run under2
7 mo
Inspections2
all-time
OOS inspections0
of 2
First seenDec 30, 2025
WA
Last seenJul 23, 2026
WA
Inspected under 2 different carriers in 7 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
2DM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
421A4

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1993 or 2023

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

North American serial sequence
192145

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
DI-MOND TRAILERS, INC.

Prefix basis · 103 decoded VINs at 100.0% prefix purity.

Model
Di-Mond Trailers, Inc.

Prefix basis · 103 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.

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 · Dec 30, 2025 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026WAII · Walk-around0PILLARS-STRYDER TRANSPORT LTD 24845696UZ591/AB
Dec 30, 2025WAIII · Driver-only0STRYDER MOTORFREIGHT USA INC 20440276UZ591/AB
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PILLARS-STRYDER TRANSPORT LTD2484569Jul 23, 2026Jul 23, 20261BC
STRYDER MOTORFREIGHT USA INC2044027Dec 30, 2025Dec 30, 20251WA
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.
6UZ591AB2PILLARS-STRYDER TRANSPORT LTDJul 23, 2026Jul 23, 20261
6UZ591ABSTRYDER MOTORFREIGHT USA INCDec 30, 2025Dec 30, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC