Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mac

558MSB326PK007650 · Trailer · TRAILER
Carriers run under1
23 mo
Inspections6
all-time
OOS inspections0
of 6
First seenFeb 28, 2024
CO
Last seenJan 14, 2026
WY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
558MSB326PK007650
Make
Mac
Model
MAC
Model year
2023
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
MSB32

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1993 or 2023

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

North American serial sequence
007650

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 · 256 decoded VINs at 100.0% prefix purity.

Model
MAC

Prefix basis · 256 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
2023

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 · Feb 28, 2024 – Jan 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 14, 2026WYI · Full0TETON PETROLEUM TRANSPORT LLC 2353559Z52593/UT
Aug 7, 2025COII · Walk-around0TETON PETROLEUM TRANSPORT LLC 2353559Z525293/UT
Jul 5, 2025COII · Walk-around0TETON PETROLEUM TRANSPORT LLC 2353559Z525293/UT
Dec 11, 2024COIII · Driver-only1TETON PETROLEUM TRANSPORT LLC 2353559Z525819/UT
Sep 10, 2024COII · Walk-around0TETON PETROLEUM TRANSPORT LLC 2353559Z525819/UT
Feb 28, 2024COI · Full2TETON PETROLEUM TRANSPORT LLC 2353559Z524287/UT
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TETON PETROLEUM TRANSPORT LLC2353559Feb 28, 2024Jan 14, 20266UT
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.
Z52593UTTETON PETROLEUM TRANSPORT LLCJan 14, 2026Jan 14, 20261
Z525293UTTETON PETROLEUM TRANSPORT LLCJul 5, 2025Aug 7, 20252
Z525819UTTETON PETROLEUM TRANSPORT LLCSep 10, 2024Dec 11, 20242
Z524287UTTETON PETROLEUM TRANSPORT LLCFeb 28, 2024Feb 28, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026