Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR8MSML8142 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under1
22 mo
Inspections5
all-time
OOS inspections0
of 5
First seenFeb 14, 2024
AZ
Last seenDec 20, 2025
AR
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJHHDR8MSML8142
Make
Freightliner
Model
Cascadia
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 2, 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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1991 or 2021

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

North American serial sequence
ML8142

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
2021

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 · Feb 14, 2024 – Dec 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 20, 2025ARIII · Driver-only0HPYC TRANSPORTATION INC 337919393049Z/WI
May 23, 2025TNIII · Driver-only2HPYC TRANSPORTATION INC 337919376732Z/WI
Mar 4, 2025CAII · Walk-around1HPYC TRANSPORTATION INC 337919376732Z/WI
Aug 28, 2024ILIII · Driver-only0HPYC TRANSPORTATION INC 337919376732Z/WI
Feb 14, 2024AZI · Full0HPYC TRANSPORTATION INC 337919365869Z/WI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HPYC TRANSPORTATION INC3379193Feb 14, 2024Dec 20, 20255WI
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.
93049ZWIHPYC TRANSPORTATION INCDec 20, 2025Dec 20, 20251
76732ZWIHPYC TRANSPORTATION INCAug 28, 2024May 23, 20253
65869ZWIHPYC TRANSPORTATION INCFeb 14, 2024Feb 14, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 2, 2026