Equipment unit · VIN-decoded · NHTSA vPIC

2020 Mac Trailer Manufacturing

5MASA4820LA057048 · Trailer · TRAILER
Carriers run under1
16 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 29, 2023
IA
Last seenOct 11, 2024
IA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5MASA4820LA057048
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
SA482

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1990 or 2020

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

North American serial sequence
057048

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 · 50 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 50 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
2020

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 29, 2023 – Oct 11, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 11, 2024IAIII · Driver-only1TWIN CITY CONCRETE PRODUCTS COMPANY 151670HK0331/IA
Feb 1, 2024IAIII · Driver-only1TWIN CITY CONCRETE PRODUCTS COMPANY 151670HK0331/IA
Jun 29, 2023IAIII · Driver-only2TWIN CITY CONCRETE PRODUCTS COMPANY 151670HK0331/IA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TWIN CITY CONCRETE PRODUCTS COMPANY151670Jun 29, 2023Oct 11, 20243MN
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.
HK0331IATWIN CITY CONCRETE PRODUCTS COMPANYJun 29, 2023Oct 11, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026