Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack MD

1M2MDBAA3PS005521 · Truck · INCOMPLETE VEHICLE
Carriers run under2
5 mo
Inspections4
all-time
OOS inspections1
of 4
First seenOct 17, 2023
CA
Last seenMar 27, 2024
CA
Inspected under 2 different carriers in 5 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
1M2MDBAA3PS005521
Make
Mack
Model
MD
Model year
2023
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Jul 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MDBAA

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1993 or 2023

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

North American serial sequence
005521

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
2023

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 · Oct 17, 2023 – Mar 27, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 27, 2024CAIII · Driver-only0TRANSCO LEASING CO INC 594129Y126463/OR
Mar 13, 2024CAII · Walk-around1TRANSCO LEASING CO INC 594129Y126463/OR
Oct 22, 2023CAII · Walk-around0TRANSCO LEASING CO INC 594129Y126463/OR
Oct 17, 2023CAI · Full1OOSTHE RK LOGISTICS GROUP INC 1786760Y126463/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSCO LEASING CO INC594129Oct 22, 2023Mar 27, 20243OR
THE RK LOGISTICS GROUP INC1786760Oct 17, 2023Oct 17, 20231CA
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.
Y126463ORTRANSCO LEASING CO INCOct 22, 2023Mar 27, 20243
Y126463ORTHE RK LOGISTICS GROUP INCOct 17, 2023Oct 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026