Equipment unit · VIN-decoded · NHTSA vPIC

2013 Mac Trailer Manufacturing

5MASA4823DA024255 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections5
all-time
OOS inspections1
of 5
First seenSep 20, 2023
AZ
Last seenNov 24, 2025
CA
Inspected under 2 different carriers in 26 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
5MASA4823DA024255
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 15, 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
3 · valid

Deterministic · position 9; calculated value 3.

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
024255

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
2013

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 20, 2023 – Nov 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 24, 2025CAI · Full3OOSSTANDARD LOGISTIC SERVICES LLC 1448431Z523636/UT
Dec 20, 2024UTIII · Driver-only6STANDARD LOGISTIC SERVICES LLC 1448431Z523636/UT
Nov 27, 2024CAII · Walk-around0STANDARD LOGISTIC SERVICES LLC 1448431Z523636/UT
Mar 7, 2024UTIII · Driver-only1STANDARD PLUMBING SUPPLY COMPANY INC 462902Z523636/UT
Sep 20, 2023AZIII · Driver-only0STANDARD LOGISTIC SERVICES LLC 1448431Z523636/UT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STANDARD LOGISTIC SERVICES LLC1448431Sep 20, 2023Nov 24, 20254UT
STANDARD PLUMBING SUPPLY COMPANY INC462902Mar 7, 2024Mar 7, 20241UT
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.
Z523636UTSTANDARD LOGISTIC SERVICES LLCSep 20, 2023Nov 24, 20254
Z523636UTSTANDARD PLUMBING SUPPLY COMPANY INCMar 7, 2024Mar 7, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 15, 2026