Equipment unit · VIN-decoded · NHTSA vPIC

1999 Delavan Industries, Inc Model 2878

1D9AB452XXW371087 · Trailer · TRAILER
Carriers run under2
22 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJan 5, 2024
US
Last seenNov 19, 2025
TX
Inspected under 2 different carriers in 22 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

VIN
1D9AB452XXW371087
Make
Delavan Industries, Inc
Model
Model 2878
Model year
1999
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
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
1D9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AB452

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1999 or 2029

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

North American serial sequence
371087

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
DELAVAN INDUSTRIES, INC

Prefix basis · 3 decoded VINs at 100.0% prefix purity.

Model
Model 2878

Prefix basis · 3 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
1999

Observed directly for this VIN via NHTSA vPIC.

Observed make
DELAVAN INDUSTRIES, INC

Observed directly for this VIN via NHTSA vPIC.

Observed model
Model 2878

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 · Jan 5, 2024 – Nov 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 19, 2025TXII · Walk-around16OOSESMAR L HERRADOR JUAREZ 281007535Z102W/TX
Sep 25, 2025TXII · Walk-around13OOSPOLOTOS AUTOTRANSPORT 159735588V042W/TX
May 31, 2024USIII · Driver-only0POLOTOS AUTOTRANSPORT 159735579X445V/TX
Mar 8, 2024USIII · Driver-only0POLOTOS AUTOTRANSPORT 159735586Y347V/TX
Jan 5, 2024USIII · Driver-only0POLOTOS AUTOTRANSPORT 159735540Z280V/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ESMAR L HERRADOR JUAREZ2810075Nov 19, 2025Nov 19, 20251CA
POLOTOS AUTOTRANSPORT1597355Jan 5, 2024Sep 25, 20254GT
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.
35Z102WTXESMAR L HERRADOR JUAREZNov 19, 2025Nov 19, 20251
88V042WTXPOLOTOS AUTOTRANSPORTSep 25, 2025Sep 25, 20251
79X445VTXPOLOTOS AUTOTRANSPORTMay 31, 2024May 31, 20241
86Y347VTXPOLOTOS AUTOTRANSPORTMar 8, 2024Mar 8, 20241
40Z280VTXPOLOTOS AUTOTRANSPORTJan 5, 2024Jan 5, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026