Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mac

558MTB322RK008083 · Trailer · TRAILER
Carriers run under2
28 mo
Inspections9
all-time
OOS inspections0
of 9
First seenNov 14, 2023
CO
Last seenMar 5, 2026
NM
Inspected under 2 different carriers in 28 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
558MTB322RK008083
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 18, 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
MTB32

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
008083

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 · 196 decoded VINs at 100.0% prefix purity.

Model
MAC

Prefix basis · 196 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 · Nov 14, 2023 – Mar 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 5, 2026NMII · Walk-around0ALTA TRANSPORTATION LLC 1188080PG11684/IN
Dec 31, 2025COII · Walk-around2KAG ENERGY LLC 469756TSE8454/OH
Oct 9, 2025NMII · Walk-around0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Jul 29, 2025COIII · Driver-only0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Mar 24, 2025COIII · Driver-only0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Oct 2, 2024COI · Full0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Jul 31, 2024NMII · Walk-around0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Apr 9, 2024COII · Walk-around0ALTA TRANSPORTATION LLC 1188080TSE8454/OH
Nov 14, 2023COII · Walk-around0ALTA TRANSPORTATION LLC 1188080525783KG/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALTA TRANSPORTATION LLC1188080Nov 14, 2023Mar 5, 20268CO
KAG ENERGY LLC469756Dec 31, 2025Dec 31, 20251OH
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.
PG11684INALTA TRANSPORTATION LLCMar 5, 2026Mar 5, 20261
TSE8454OH2KAG ENERGY LLCDec 31, 2025Dec 31, 20251
TSE8454OHALTA TRANSPORTATION LLCApr 9, 2024Oct 9, 20256
525783KGOHALTA TRANSPORTATION LLCNov 14, 2023Nov 14, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026