Equipment unit · VIN-decoded · NHTSA vPIC

5MADN4020DC024842

Not yet decoded
Carriers run under2
2 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJun 11, 2026
MN
Last seenAug 14, 2026
MN
Inspected under 2 different carriers in 2 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

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
5MA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DN402

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1983 or 2013

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

North American serial sequence
024842

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
MAC TRAILER MANUFACTURING

Prefix basis · 615 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 615 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 · Jun 11, 2026 – Aug 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 14, 2026MNIII · Driver-only0ROCK ON ENTERPRISES LLC 10101960555STZ/MN
Jun 11, 2026MNI · Full8DIRT BOYZ TRUCKIN LLC 34108130555STZ/MN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCK ON ENTERPRISES LLC1010196Aug 14, 2026Aug 14, 20261MN
DIRT BOYZ TRUCKIN LLC3410813Jun 11, 2026Jun 11, 20261MN
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.
0555STZMN2ROCK ON ENTERPRISES LLCAug 14, 2026Aug 14, 20261
0555STZMN2DIRT BOYZ TRUCKIN LLCJun 11, 2026Jun 11, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC