Equipment unit · VIN-decoded · NHTSA vPIC

4T9TK4226L1900017

Not yet decoded
Carriers run under2
14 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJun 8, 2024
TX
Last seenAug 31, 2025
TX
Inspected under 2 different carriers in 14 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
4T9TK4226L1900017
Make
Not decoded
Model
Not decoded
Model year
Body class
Not decoded
Vehicle type
Not decoded
GVWR
Not decoded
Decoded at
Jul 4, 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
4T9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
TK422

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
900017

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
TANKKO LLC

Prefix basis · 15 decoded VINs at 100.0% prefix purity.

Model
Tankko LLC

Prefix basis · 15 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
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed make
Not established

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
Not established

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 · Jun 8, 2024 – Aug 31, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 31, 2025TXII · Walk-around4OOSALDONSA INCORPORATED 1063966132B812/TX
Feb 22, 2025TXII · Walk-around4ADVANCED BUILDING SERVICES LLC 1660521132B812/TX
Jan 13, 2025TXII · Walk-around2OOSADVANCED BUILDING SERVICES LLC 1660521132B812/TX
Jul 6, 2024TXII · Walk-around0ADVANCED BUILDING SERVICES LLC 1660521132B812/TX
Jun 8, 2024TXII · Walk-around0ADVANCED BUILDING SERVICES LLC 1660521132B812/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALDONSA INCORPORATED1063966Aug 31, 2025Aug 31, 20251LA
ADVANCED BUILDING SERVICES LLC1660521Jun 8, 2024Feb 22, 20254LA
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.
132B812TXALDONSA INCORPORATEDAug 31, 2025Aug 31, 20251
132B812TXADVANCED BUILDING SERVICES LLCJun 8, 2024Feb 22, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 4, 2026