Equipment unit · VIN-decoded · NHTSA vPIC

2019 Mac Trailer Manufacturing

5MAMN4833KW049534 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections3
all-time
OOS inspections2
of 3
First seenSep 21, 2023
US
Last seenMar 24, 2026
ME
Inspected under 2 different carriers in 30 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
5MAMN4833KW049534
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2019
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
MN483

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1989 or 2019

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

North American serial sequence
049534

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 · 21 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 21 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
2019

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 21, 2023 – Mar 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 24, 2026MEII · Walk-around6OOSSALBAYANI TRUCKING LLC 4395736265404B/ME
Mar 21, 2024MAIII · Driver-only2FIRST CLASS DELIVERY INC 3258564265404B/ME
Sep 21, 2023USI · Full8OOSFIRST CLASS DELIVERY INC 325856426-5404B/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SALBAYANI TRUCKING LLC4395736Mar 24, 2026Mar 24, 20261MA
FIRST CLASS DELIVERY INC3258564Sep 21, 2023Mar 21, 20242MA
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.
265404BMESALBAYANI TRUCKING LLCMar 24, 2026Mar 24, 20261
265404BMEFIRST CLASS DELIVERY INCMar 21, 2024Mar 21, 20241
26-5404BMEFIRST CLASS DELIVERY INCSep 21, 2023Sep 21, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026