Equipment unit · VIN-decoded · NHTSA vPIC

2023 Freightliner Cascadia

3AKJHHDR4PSNZ4442 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
21 mo
Inspections10
all-time
OOS inspections6
of 10
First seenAug 30, 2024
OK
Last seenMay 13, 2026
IL
Inspected under 2 different carriers in 21 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
3AKJHHDR4PSNZ4442
Make
Freightliner
Model
Cascadia
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 20, 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
1993 or 2023

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

North American serial sequence
NZ4442

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
2023

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 · Aug 30, 2024 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026ILI · Full2OOSTOPFLEET INC 4143821PWU4340/OH
May 13, 2026ILI · Full2OOSTOPFLEET INC 4143821PWU4340/OH
May 10, 2026MTII · Walk-around2OOSTOPFLEET INC 4143821PWU4340/OH
May 5, 2026WAII · Walk-around3TOPFLEET INC 4143821PWU4340/OH
Dec 12, 2025CAII · Walk-around2OOSTOPFLEET INC 4143821PWU4340/OH
Nov 20, 2025INI · Full3OOSTOPFLEET INC 4143821PWU4340/OH
Sep 22, 2025TXII · Walk-around0SSL TRUCKING INC 3927167PWU4340/OH
Jul 27, 2025UTIII · Driver-only0SSL TRUCKING INC 3927167PWU4340/OH
Apr 30, 2025SDII · Walk-around2OOSSSL TRUCKING INC 3927167PWU4340/OH
Aug 30, 2024OKIII · Driver-only0SSL TRUCKING INC 3927167PWU4340/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOPFLEET INC4143821Nov 20, 2025May 13, 20266OH
SSL TRUCKING INC3927167Aug 30, 2024Sep 22, 20254OH
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.
PWU4340OH1TOPFLEET INCNov 20, 2025May 13, 20266
PWU4340OHSSL TRUCKING INCAug 30, 2024Sep 22, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026