Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mac Trailer Manufacturing

5MAPA5324JA040639 · Trailer · TRAILER
Carriers run under3
10 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJun 28, 2023
NE
Last seenApr 29, 2024
WA
Inspected under 3 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
5MAPA5324JA040639
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 5, 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
PA532

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1988 or 2018

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

North American serial sequence
040639

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 · 984 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 984 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
2018

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 28, 2023 – Apr 29, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2024WAIII · Driver-only1AS TRANSPORTATION INC 2446825622094ST/IL
Feb 27, 2024ARII · Walk-around9OOSE I S TRANSPORTATION LLC 29598405041191/ME
Dec 23, 2023NMIII · Driver-only0AS TRANSPORTATION INC 2446825622094/IL
Nov 13, 2023MTI · Full1AS TRANSPORTATION INC 2446825622094ST/IL
Oct 12, 2023MTII · Walk-around2OOSAS TRANSPORTATION INC 2446825622094ST/IL
Jun 28, 2023NEIII · Driver-only1ALLIANCE TRANS INC 3136047622094ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AS TRANSPORTATION INC2446825Oct 12, 2023Apr 29, 20244IL
E I S TRANSPORTATION LLC2959840Feb 27, 2024Feb 27, 20241MD
ALLIANCE TRANS INC3136047Jun 28, 2023Jun 28, 20231IL
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.
622094STILAS TRANSPORTATION INCOct 12, 2023Apr 29, 20243
5041191MEE I S TRANSPORTATION LLCFeb 27, 2024Feb 27, 20241
622094ILAS TRANSPORTATION INCDec 23, 2023Dec 23, 20231
622094STILALLIANCE TRANS INCJun 28, 2023Jun 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 5, 2026