Equipment unit · VIN-decoded · NHTSA vPIC

2022 Freightliner Cascadia

3AKJHHDR6NSMX1772 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under3
23 mo
Inspections6
all-time
OOS inspections1
of 6
First seenNov 20, 2023
MD
Last seenOct 7, 2025
AZ
Inspected under 3 different carriers in 23 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
3AKJHHDR6NSMX1772
Make
Freightliner
Model
Cascadia
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 26, 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
3AK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JHHDR

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1992 or 2022

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

North American serial sequence
MX1772

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
FREIGHTLINER

Prefix basis · 146,134 decoded VINs at 100.0% prefix purity.

Model
Cascadia

Prefix basis · 146,134 decoded VINs at 100.0% prefix purity.

Model line
126

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

Generation
126

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

Cab type
Sleeper

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

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
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Cascadia

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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.

02

Inspection history

Every roadside inspection of this VIN, newest first · Nov 20, 2023 – Oct 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 7, 2025AZII · Walk-around0FIREFLY TRANSPORTATION INC 3443104PXC3958/OH
Jun 5, 2025ILIII · Driver-only04W EXPRESS LLC 3662393PXC3958/OH
Jun 5, 2025MOII · Walk-around04W EXPRESS LLC 3662393PXC3958/OH
May 23, 2025ALII · Walk-around3OOS4W EXPRESS LLC 3662393PXC3958/OH
Apr 22, 2024OHII · Walk-around0UNIX EXPRESS INC 3767548AH39634/PA
Nov 20, 2023MDII · Walk-around0UNIX EXPRESS INC 3767548AH39634/PA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FIREFLY TRANSPORTATION INC3443104Oct 7, 2025Oct 7, 20251TX
4W EXPRESS LLC3662393May 23, 2025Jun 5, 20253MS
UNIX EXPRESS INC3767548Nov 20, 2023Apr 22, 20242OH
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.
PXC3958OHFIREFLY TRANSPORTATION INCOct 7, 2025Oct 7, 20251
PXC3958OH4W EXPRESS LLCMay 23, 2025Jun 5, 20253
AH39634PAUNIX EXPRESS INCNov 20, 2023Apr 22, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026