Equipment unit · VIN-decoded · NHTSA vPIC

2014 Mac Trailer Manufacturing

5MAPA4829EA028155 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections5
all-time
OOS inspections1
of 5
First seenOct 17, 2023
NE
Last seenDec 30, 2025
ND
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
5MAPA4829EA028155
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2014
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 10, 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
PA482

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1984 or 2014

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

North American serial sequence
028155

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 · 1,229 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 1,229 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
2014

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 · Oct 17, 2023 – Dec 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 30, 2025NDII · Walk-around2OOSCORTEZ TRUCKING LLC 352428217U1254/WY
Oct 22, 2025NMII · Walk-around0CORTEZ TRUCKING LLC 352428217U1254/WY
Aug 28, 2025TXII · Walk-around1CORTEZ TRUCKING LLC 3524282171254/WY
Jun 12, 2024SDIII · Driver-only0GREAT PLAINS TRUCKING INC 205160571955/KS
Oct 17, 2023NEIII · Driver-only0GREAT PLAINS TRUCKING INC 205160571955/KS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CORTEZ TRUCKING LLC3524282Aug 28, 2025Dec 30, 20253WY
GREAT PLAINS TRUCKING INC205160Oct 17, 2023Jun 12, 20242KS
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.
17U1254WYCORTEZ TRUCKING LLCOct 22, 2025Dec 30, 20252
171254WYCORTEZ TRUCKING LLCAug 28, 2025Aug 28, 20251
571955KSGREAT PLAINS TRUCKING INCOct 17, 2023Jun 12, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 10, 2026