Equipment unit · VIN-decoded · NHTSA vPIC

2001 Aspen Trailer Company Ltd.

2A9JT50401S037002 · TRAILER
Carriers run under1
29 mo
Inspections4
all-time
OOS inspections0
of 4
First seenSep 28, 2023
AZ
Last seenFeb 4, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
2A9JT50401S037002
Make
Aspen Trailer Company Ltd.
Model
Not decoded
Model year
2001
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 12, 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
2A9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JT504

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2001 or 2031

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

North American serial sequence
037002

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
ASPEN CUSTOM TRAILERS

Prefix basis · 11 decoded VINs at 100.0% prefix purity.

Model
ASPEN CUSTOM TRAILERS

Prefix basis · 11 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
2001

Observed directly for this VIN via NHTSA vPIC.

Observed make
ASPEN TRAILER COMPANY LTD.

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 28, 2023 – Feb 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 4, 2026CAII · Walk-around0BILL SIGNS TRUCKING LLC 4930034FC7810/CA
Dec 21, 2023CAI · Full0BILL SIGNS TRUCKING LLC 4930034FC7810/CA
Sep 29, 2023AZII · Walk-around0BILL SIGNS TRUCKING LLC 4930034FC7810/CA
Sep 28, 2023AZII · Walk-around0BILL SIGNS TRUCKING LLC 4930034FC7810/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BILL SIGNS TRUCKING LLC493003Sep 28, 2023Feb 4, 20264CA
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.
4FC7810CABILL SIGNS TRUCKING LLCSep 28, 2023Feb 4, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026