Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mac

558MTB450RB008530 · Trailer · TRAILER
Carriers run under2
34 mo
Inspections7
all-time
OOS inspections0
of 7
First seenSep 28, 2023
UT
Last seenJul 15, 2026
UT
Inspected under 2 different carriers in 34 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
558MTB450RB008530
Make
Mac
Model
MAC
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 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
558

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MTB45

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1994 or 2024

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

North American serial sequence
008530

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

Prefix basis · 4 decoded VINs at 100.0% prefix purity.

Model
MAC

Prefix basis · 4 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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
MAC

Observed directly for this VIN via NHTSA vPIC.

Observed model
MAC

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
Class 8: 33,001 lb and above (14,969 kg and above)

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 28, 2023 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026UTII · Walk-around1WIND RIVER TRUCKING 665366TT3745/ID
Mar 12, 2026UTIII · Driver-only0WIND RIVER TRUCKING 665366TT3745/ID
Dec 22, 2025UTI · Full0WIND RIVER TRUCKING 665366TT3745/ID
Sep 20, 2025CAIII · Driver-only0NAHAL EXPRESS INC 2917175TT3745/ID
Mar 12, 2025UTIII · Driver-only0WIND RIVER TRUCKING 665366TT3745/ID
Dec 6, 2023UTI · Full2WIND RIVER TRUCKING 665366TT3745/ID
Sep 28, 2023UTI · Full2WIND RIVER TRUCKING 665366TT3745/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WIND RIVER TRUCKING665366Sep 28, 2023Jul 15, 20266UT
NAHAL EXPRESS INC2917175Sep 20, 2025Sep 20, 20251CA
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.
TT3745ID2WIND RIVER TRUCKINGSep 28, 2023Jul 15, 20266
TT3745IDNAHAL EXPRESS INCSep 20, 2025Sep 20, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026