Equipment unit · VIN-decoded · NHTSA vPIC

2013 Iti

1Z92A4220DT199174 · Trailer · TRAILER
Carriers run under2
19 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJun 21, 2023
SC
Last seenJan 7, 2025
SC
Inspected under 2 different carriers in 19 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
1Z92A4220DT199174
Make
Iti
Model
ITI
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 6, 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
1Z9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
2A422

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1983 or 2013

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

North American serial sequence
199174

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
ITI

Prefix basis · 108 decoded VINs at 100.0% prefix purity.

Model
ITI

Prefix basis · 108 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 · Jun 21, 2023 – Jan 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 7, 2025SCII · Walk-around1—WILLIAMS BROTHERS TRUCKING INC 15669897730PT/SC
Jun 21, 2023SCIII · Driver-only0—CHRIS THOMPSON SERVICES LLC 2207311PV89635/SC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WILLIAMS BROTHERS TRUCKING INC156698Jan 7, 2025Jan 7, 20251GA
CHRIS THOMPSON SERVICES LLC2207311Jun 21, 2023Jun 21, 20231SC
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.
97730PTSC—WILLIAMS BROTHERS TRUCKING INCJan 7, 2025 → Jan 7, 20251
PV89635SC—CHRIS THOMPSON SERVICES LLCJun 21, 2023 → Jun 21, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 6, 2026