Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mac Trailer Manufacturing

5MADN3728PH066313 · Trailer · TRAILER
Carriers run under1
7 mo
Inspections6
all-time
OOS inspections0
of 6
First seenSep 11, 2025
TX
Last seenApr 8, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5MADN3728PH066313
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 25, 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
DN372

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
066313

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 · 27 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 27 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
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 · Sep 11, 2025 – Apr 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 8, 2026TXII · Walk-around8ROCKING ROCKS LLC 398947653U688N/TX
Jan 28, 2026TXII · Walk-around10ROCKING ROCKS LLC 398947627V193W/TX
Dec 11, 2025TXII · Walk-around6ROCKING ROCKS LLC 398947642P505N/TX
Nov 26, 2025TXII · Walk-around7ROCKING ROCKS LLC 398947696X1113W/TX
Nov 24, 2025TXII · Walk-around3ROCKING ROCKS LLC 398947611Y113W/TX
Sep 11, 2025TXII · Walk-around3ROCKING ROCKS LLC 398947676R342N/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKING ROCKS LLC3989476Sep 11, 2025Apr 8, 20266TX
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.
53U688NTXROCKING ROCKS LLCApr 8, 2026Apr 8, 20261
27V193WTXROCKING ROCKS LLCJan 28, 2026Jan 28, 20261
42P505NTXROCKING ROCKS LLCDec 11, 2025Dec 11, 20251
96X1113WTXROCKING ROCKS LLCNov 26, 2025Nov 26, 20251
11Y113WTXROCKING ROCKS LLCNov 24, 2025Nov 24, 20251
76R342NTXROCKING ROCKS LLCSep 11, 2025Sep 11, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026