Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mack MD

1M2MDBAA5RS009931 · Truck · INCOMPLETE VEHICLE
Carriers run under5
29 mo
Inspections12
all-time
OOS inspections2
of 12
First seenJan 31, 2024
CA
Last seenJun 26, 2026
MI
Inspected under 5 different carriers in 29 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
1M2MDBAA5RS009931
Make
Mack
Model
MD
Model year
2024
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Jun 18, 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
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1994 or 2024

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

North American serial sequence
009931

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
2024

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 · Jan 31, 2024 – Jun 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 26, 2026MIII · Walk-around6OOSWORLDWIDE M TRANSPORTATION LLC 4129430P1221640/IL
Jun 4, 2026ARI · Full5WORLDWIDE M TRANSPORTATION LLC 4129430P1221640/IL
Jan 8, 2026WAIII · Driver-only2WORLDWIDE M TRANSPORTATION LLC 4129430P1221640/IL
Nov 14, 2025ILIII · Driver-only1WORLDWIDE M TRANSPORTATION LLC 4129430P1221640/IL
Dec 31, 2024CAII · Walk-around0CONCORD EAST INC 3637884P1221640/IL
Dec 21, 2024IAII · Walk-around1CONCORD EAST INC 3637884P1221640/IL
Nov 26, 2024COIII · Driver-only0CONCORD EAST INC 3637884P1221640/IL
Sep 14, 2024NMII · Walk-around1GUARDIAN EXPRESS INC 3035367P1221640/IL
Jun 6, 2024NMII · Walk-around1IMPERIAL M INC 4015402P1221640/IL
May 16, 2024ILII · Walk-around1OOSMDK TRUCKING INC 2580911P1221640/IL
May 14, 2024OKI · Full1MDK TRUCKING INC 2580911P1221640/IL
Jan 31, 2024CAI · Full0MDK TRUCKING INC 2580911P1221640/IL
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WORLDWIDE M TRANSPORTATION LLC4129430Nov 14, 2025Jun 26, 20264OH
CONCORD EAST INC3637884Nov 26, 2024Dec 31, 20243IL
GUARDIAN EXPRESS INC3035367Sep 14, 2024Sep 14, 20241IL
IMPERIAL M INC4015402Jun 6, 2024Jun 6, 20241IL
MDK TRUCKING INC2580911Jan 31, 2024May 16, 20243IN
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.
P1221640IL1WORLDWIDE M TRANSPORTATION LLCNov 14, 2025Jun 26, 20264
P1221640ILCONCORD EAST INCNov 26, 2024Dec 31, 20243
P1221640ILGUARDIAN EXPRESS INCSep 14, 2024Sep 14, 20241
P1221640ILIMPERIAL M INCJun 6, 2024Jun 6, 20241
P1221640ILMDK TRUCKING INCJan 31, 2024May 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026