Equipment unit · VIN-decoded · NHTSA vPIC

2025 Mack MD

1M2MDBAA1SS015473 · Truck · INCOMPLETE VEHICLE
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections1
of 2
First seenSep 12, 2024
MI
Last seenMar 16, 2026
WA
Inspected under 2 different carriers in 18 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
1M2MDBAA1SS015473
Make
Mack
Model
MD
Model year
2025
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Aug 25, 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MDBAA

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1995 or 2025

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

North American serial sequence
015473

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 · 2,016 decoded VINs at 100.0% prefix purity.

Model
MD

Prefix basis · 2,016 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
2025

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
MD

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)

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 · Sep 12, 2024 – Mar 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 16, 2026WAII · Walk-around1OOSPLYMOUTH POULTRY COMPANY 538288Y133652/OR
Sep 12, 2024MIII · Walk-around1TRUCK TRANSFER SYSTEM INC 2906357658DWK/ON
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PLYMOUTH POULTRY COMPANY538288Mar 16, 2026Mar 16, 20261WA
TRUCK TRANSFER SYSTEM INC2906357Sep 12, 2024Sep 12, 20241ON
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.
Y133652ORPLYMOUTH POULTRY COMPANYMar 16, 2026Mar 16, 20261
658DWKONTRUCK TRANSFER SYSTEM INCSep 12, 2024Sep 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 25, 2026