Equipment unit · VIN-decoded · NHTSA vPIC

2014 Benson/wabash Aluminium Flatbed

1TTF532A9E3791173 · Trailer · TRAILER
Carriers run under4
31 mo
Inspections6
all-time
OOS inspections1
of 6
First seenAug 16, 2023
MO
Last seenMar 5, 2026
OR
Inspected under 4 different carriers in 31 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
1TTF532A9E3791173
Make
Benson/wabash
Model
Aluminium Flatbed
Model year
2014
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 23, 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
F532A

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1984 or 2014

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

North American serial sequence
791173

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 · 1,433 decoded VINs at 100.0% prefix purity.

Model
Aluminium Flatbed

Prefix basis · 1,433 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
2014

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 · Aug 16, 2023 – Mar 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 5, 2026ORIII · Driver-only1MM BROTHERS INC 3053367PT179051/AR
Sep 8, 2025SDIII · Driver-only0BILLOR US TRANSPORT LLC 3749157PT179051/AR
Dec 17, 2024AZII · Walk-around1OOSDENVER CARGO INC 3585416PT179051/AR
May 22, 2024NMIII · Driver-only1LEADER FREIGHT SYSTEMS INC 3283188PT179051/AR
Apr 24, 2024COI · Full6LEADER FREIGHT SYSTEMS INC 3283188PT171051/AR
Aug 16, 2023MOI · Full3LEADER FREIGHT SYSTEMS INC 3283188PT179051/AR
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MM BROTHERS INC3053367Mar 5, 2026Mar 5, 20261IL
BILLOR US TRANSPORT LLC3749157Sep 8, 2025Sep 8, 20251NC
DENVER CARGO INC3585416Dec 17, 2024Dec 17, 20241IA
LEADER FREIGHT SYSTEMS INC3283188Aug 16, 2023May 22, 20243IN
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.
PT179051ARMM BROTHERS INCMar 5, 2026Mar 5, 20261
PT179051ARBILLOR US TRANSPORT LLCSep 8, 2025Sep 8, 20251
PT179051ARDENVER CARGO INCDec 17, 2024Dec 17, 20241
PT179051ARLEADER FREIGHT SYSTEMS INCAug 16, 2023May 22, 20242
PT171051ARLEADER FREIGHT SYSTEMS INCApr 24, 2024Apr 24, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026