Equipment unit · VIN-decoded · NHTSA vPIC

2006 Mac Trailer Manufacturing

5MADS35396C011689 · Trailer · TRAILER
Carriers run under2
10 mo
Inspections7
all-time
OOS inspections2
of 7
First seenJun 6, 2025
WV
Last seenApr 2, 2026
WV
Inspected under 2 different carriers in 10 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
5MADS35396C011689
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
5MA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DS353

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2006 or 2036

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

North American serial sequence
011689

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 · 226 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 226 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
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
MAC TRAILER MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
MAC TRAILER MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 6, 2025 – Apr 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 2, 2026WVII · Walk-around4OOSMARCUM TRUCKING LLC 3421276C375699/WV
Oct 27, 2025WVII · Walk-around8OOSMARCUM TRUCKING LLC 3421276C375699/WV
Oct 24, 2025WVII · Walk-around4MARCUM TRUCKING LLC 3421276C375699/WV
Sep 10, 2025WVII · Walk-around1BLACK DIAMOND CONTRACTING LLC 4250797C375699/WV
Aug 19, 2025WVII · Walk-around1MARCUM TRUCKING LLC 3421276C375699/WV
Jul 28, 2025WVII · Walk-around6MARCUM TRUCKING LLC 3421276C375699/WV
Jun 6, 2025WVII · Walk-around0BLACK DIAMOND CONTRACTING LLC 4250797C375699/WV
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARCUM TRUCKING LLC3421276Jul 28, 2025Apr 2, 20265WV
BLACK DIAMOND CONTRACTING LLC4250797Jun 6, 2025Sep 10, 20252WV
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.
C375699WVMARCUM TRUCKING LLCJul 28, 2025Apr 2, 20265
C375699WVBLACK DIAMOND CONTRACTING LLCJun 6, 2025Sep 10, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026