Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mac

558MSB320RK008179 · Trailer · TRAILER
Carriers run under2
20 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJan 2, 2024
FL
Last seenSep 24, 2025
FL
Inspected under 2 different carriers in 20 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
558MSB320RK008179
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
Jul 1, 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
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
008179

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
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 · Jan 2, 2024 – Sep 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 24, 2025FLII · Walk-around0ENERGY DISPATCH LLC 720871350033T/TN
Jan 16, 2025FLII · Walk-around0PENSKE TRUCK LEASING CO LP 327574350033T/TN
Mar 28, 2024FLII · Walk-around0ENERGY DISPATCH LLC 720871350033T/TN
Feb 23, 2024FLI · Full0ENERGY DISPATCH LLC 720871350033T/TN
Jan 2, 2024FLI · Full0ENERGY DISPATCH LLC 720871350033T/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ENERGY DISPATCH LLC720871Jan 2, 2024Sep 24, 20254GA
PENSKE TRUCK LEASING CO LP327574Jan 16, 2025Jan 16, 20251PA
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.
350033TTNENERGY DISPATCH LLCFeb 23, 2024Sep 24, 20253
350033TTNPENSKE TRUCK LEASING CO LPJan 16, 2025Jan 16, 20251
350033TFLENERGY DISPATCH LLCJan 2, 2024Jan 2, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 1, 2026