Equipment unit · VIN-decoded · NHTSA vPIC

2019 Freightliner Cascadia

3AKJHHDR4KSKU9551 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under1
34 mo
Inspections14
all-time
OOS inspections4
of 14
First seenSep 12, 2023
TX
Last seenJul 15, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJHHDR4KSKU9551
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 16, 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
4 · valid

Deterministic · position 9; calculated value 4.

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
KU9551

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 · Sep 12, 2023 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026TXII · Walk-around1OOSADT TRUCKING LP 3155891M98330/TX
May 26, 2026TXII · Walk-around1ADT TRUCKING LP 3155891M98330/TX
Apr 28, 2026TXII · Walk-around1OOSADT TRUCKING LP 3155891M98330/TX
Apr 3, 2026TXI · Full5ADT TRUCKING LP 3155891M98330/TX
Apr 2, 2026TXII · Walk-around2OOSADT TRUCKING LP 3155891M98330/TX
Nov 10, 2025TXII · Walk-around3ADT TRUCKING LP 3155891M98330/TX
Oct 14, 2025TXII · Walk-around1ADT TRUCKING LP 3155891M98330/TX
Jul 17, 2025TXII · Walk-around2ADT TRUCKING LP 3155891M98330/TX
Jun 24, 2025TXII · Walk-around0ADT TRUCKING LP 3155891M98330/TX
May 9, 2024TXII · Walk-around3ADT TRUCKING LP 3155891M98330/TX
Feb 29, 2024TXII · Walk-around2ADT TRUCKING LP 3155891M98330/TX
Nov 1, 2023TXII · Walk-around1ADT TRUCKING LP 3155891M98330/TX
Oct 18, 2023TXII · Walk-around5OOSADT TRUCKING LP 3155891M98330/TX
Sep 12, 2023TXII · Walk-around4ADT TRUCKING LP 3155891M98330/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADT TRUCKING LP315589Sep 12, 2023Jul 15, 202614TX
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.
1M98330TX1ADT TRUCKING LPSep 12, 2023Jul 15, 202614
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026