Equipment unit · VIN-decoded · NHTSA vPIC

2019 Mac Trailer Manufacturing

5MAMN5321KW051075 · Trailer · TRAILER
Carriers run under3
16 mo
Inspections4
all-time
OOS inspections1
of 4
First seenNov 26, 2024
MN
Last seenMar 19, 2026
MN
Inspected under 3 different carriers in 16 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
5MAMN5321KW051075
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 17, 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
MN532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
051075

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 · 52 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 52 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 · Nov 26, 2024 – Mar 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 19, 2026MNIII · Driver-only1CHARLES PEEK 32540054639STT/MN
Jan 27, 2026MNIII · Driver-only1CHARLES PEEK 32540054639STT/MN
Nov 27, 2024MNIII · Driver-only2OOSJUSTIN KEITH MATTSON 31698834639STT/MN
Nov 26, 2024MNIII · Driver-only2J & F COURIERS LLC 33034244639STT/MN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHARLES PEEK3254005Jan 27, 2026Mar 19, 20262MN
JUSTIN KEITH MATTSON3169883Nov 27, 2024Nov 27, 20241MN
J & F COURIERS LLC3303424Nov 26, 2024Nov 26, 20241MN
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.
4639STTMNCHARLES PEEKJan 27, 2026Mar 19, 20262
4639STTMNJUSTIN KEITH MATTSONNov 27, 2024Nov 27, 20241
4639STTMNJ & F COURIERS LLCNov 26, 2024Nov 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026