Equipment unit · VIN-decoded · NHTSA vPIC

2020 Benson/wabash Aluminium Flatbed

1TTE532A7L3230298 · Trailer · TRAILER
Carriers run under2
28 mo
Inspections3
all-time
OOS inspections1
of 3
First seenFeb 7, 2024
ND
Last seenJun 23, 2026
SD
Inspected under 2 different carriers in 28 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
1TTE532A7L3230298
Make
Benson/wabash
Model
Aluminium Flatbed
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
1TT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
E532A

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1990 or 2020

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

North American serial sequence
230298

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
BENSON/WABASH

Prefix basis · 895 decoded VINs at 100.0% prefix purity.

Model
Aluminium Flatbed

Prefix basis · 895 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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
BENSON/WABASH

Observed directly for this VIN via NHTSA vPIC.

Observed model
Aluminium Flatbed

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 · Feb 7, 2024 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026SDII · Walk-around3OOSDEREK NELSEN 3943425U201056/SD
Feb 20, 2025SDIII · Driver-only3DEREK NELSEN 394342520404P/SD
Feb 7, 2024NDIII · Driver-only0WOLLES MFG LLC 294009420404P/SD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DEREK NELSEN3943425Feb 20, 2025Jun 23, 20262SD
WOLLES MFG LLC2940094Feb 7, 2024Feb 7, 20241SD
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.
U201056SD2DEREK NELSENJun 23, 2026Jun 23, 20261
20404PSDDEREK NELSENFeb 20, 2025Feb 20, 20251
20404PSDWOLLES MFG LLCFeb 7, 2024Feb 7, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026