Equipment unit · VIN-decoded · NHTSA vPIC

2019 Freightliner Cascadia

3AKJHHDR8KSKU4742 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
30 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 19, 2023
OH
Last seenDec 10, 2025
CA
Inspected under 2 different carriers in 30 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
3AKJHHDR8KSKU4742
Make
Freightliner
Model
Cascadia
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
1989 or 2019

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

North American serial sequence
KU4742

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
2019

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 · Jun 19, 2023 – Dec 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 10, 2025CAI · Full6OOSSHEEHY MAIL CONTRACTORS INC 8382074431Z/WI
Nov 19, 2025AZII · Walk-around1SHEEHY MAIL CONTRACTORS INC 8382074431Z/WI
Jul 17, 2025AZIII · Driver-only3SHEEHY MAIL CONTRACTORS INC 8382074431Z/WI
Jul 1, 2025CAI · Full1SHEEHY MAIL CONTRACTORS INC 8382074431Z/WI
Jul 15, 2024AZI · Full0SHEEHY MAIL CONTRACTORS INC 838207816LK/OK
Nov 20, 2023OHIII · Driver-only0WEST SIDE TRANSPORT INC 165881FS6993/IA
Jun 19, 2023OHIII · Driver-only0WEST SIDE TRANSPORT INC 165881FS6993/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHEEHY MAIL CONTRACTORS INC83820Jul 15, 2024Dec 10, 20255WI
WEST SIDE TRANSPORT INC165881Jun 19, 2023Nov 20, 20232IA
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.
74431ZWISHEEHY MAIL CONTRACTORS INCJul 1, 2025Dec 10, 20254
7816LKOKSHEEHY MAIL CONTRACTORS INCJul 15, 2024Jul 15, 20241
FS6993IAWEST SIDE TRANSPORT INCJun 19, 2023Nov 20, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026