Equipment unit · VIN-decoded · NHTSA vPIC

2021 Mac Trailer Manufacturing

5MADN4023MW052388 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections7
all-time
OOS inspections0
of 7
First seenAug 1, 2023
KS
Last seenFeb 2, 2026
KS
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
5MADN4023MW052388
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
DN402

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1991 or 2021

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

North American serial sequence
052388

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 · 615 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 615 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
2021

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 · Aug 1, 2023 – Feb 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 2, 2026KSIII · Driver-only0GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
Oct 30, 2025MOII · Walk-around3NICK SCHAFER TRUCKING LLC 145550370L3LZ/MO
Jul 22, 2025MOII · Walk-around1GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
Feb 27, 2024MOI · Full3GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
Feb 12, 2024MOII · Walk-around1GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
Nov 27, 2023KSIII · Driver-only5GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
Aug 1, 2023KSIII · Driver-only3GEORGE SCHAFER TRUCKING LLC 82172570L3LZ/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GEORGE SCHAFER TRUCKING LLC821725Aug 1, 2023Feb 2, 20266MO
NICK SCHAFER TRUCKING LLC1455503Oct 30, 2025Oct 30, 20251MO
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.
70L3LZMOGEORGE SCHAFER TRUCKING LLCAug 1, 2023Feb 2, 20266
70L3LZMONICK SCHAFER TRUCKING LLCOct 30, 2025Oct 30, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026