Equipment unit · VIN-decoded · NHTSA vPIC

1M1AA18Y83W149310

Not yet decoded
Carriers run under1
0 mo
Inspections1
all-time
OOS inspections0
of 1
First seenApr 11, 2026
CO
Last seenApr 11, 2026
CO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AA18Y

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2003 or 2033

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

North American serial sequence
149310

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
MACK

Prefix basis · 365 decoded VINs at 100.0% prefix purity.

Model
CH

Prefix basis · 365 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 · Apr 11, 2026 – Apr 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 11, 2026COII · Walk-around2LANGSTON CONCRETE INC 1188644CCTA31/CO
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LANGSTON CONCRETE INC1188644Apr 11, 2026Apr 11, 20261CO
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.
CCTA31COLANGSTON CONCRETE INCApr 11, 2026Apr 11, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC