Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mack MD

1M2MDBAA5RS014031 · Truck · INCOMPLETE VEHICLE
Carriers run under4
25 mo
Inspections8
all-time
OOS inspections0
of 8
First seenJun 12, 2024
CO
Last seenJul 10, 2026
AZ
Inspected under 4 different carriers in 25 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
1M2MDBAA5RS014031
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 23, 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
014031

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 · Jun 12, 2024 – Jul 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2026AZII · Walk-around4SIERRA EXPEDITING INC 1523843EP20225/CA
Jul 9, 2026NVII · Walk-around0SIERRA EXPEDITING INC 1523843EP20225/CA
Jan 7, 2026TNI · Full0FINAL MILE SERVICES INC 3224871EP20225/CA
Jun 10, 2025INIII · Driver-only4RT EXPRESS LLC 2881104EP20225/CA
Mar 25, 2025NMII · Walk-around0RT EXPRESS LLC 2881104EP20225/CA
Mar 4, 2025AZIII · Driver-only0RT EXPRESS LLC 2881104EP20225/CA
Jan 27, 2025NMII · Walk-around0RT EXPRESS LLC 2881104EP20225/CA
Jun 12, 2024COII · Walk-around0SIERRA EXPEDITE INC 2629893EP20225/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIERRA EXPEDITING INC1523843Jul 9, 2026Jul 10, 20262MO
FINAL MILE SERVICES INC3224871Jan 7, 2026Jan 7, 20261WA
RT EXPRESS LLC2881104Jan 27, 2025Jun 10, 20254WA
SIERRA EXPEDITE INC2629893Jun 12, 2024Jun 12, 20241OR
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.
EP20225CA1SIERRA EXPEDITING INCJul 9, 2026Jul 10, 20262
EP20225CAFINAL MILE SERVICES INCJan 7, 2026Jan 7, 20261
EP20225CART EXPRESS LLCJan 27, 2025Jun 10, 20254
EP20225CASIERRA EXPEDITE INCJun 12, 2024Jun 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026