Equipment unit · VIN-decoded · NHTSA vPIC

2023 Freightliner Cascadia

3AKJHHDR4PSNS6531 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under3
25 mo
Inspections6
all-time
OOS inspections1
of 6
First seenFeb 1, 2024
UT
Last seenMar 3, 2026
TN
Inspected under 3 different carriers in 25 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
3AKJHHDR4PSNS6531
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 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
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
NS6531

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 · Feb 1, 2024 – Mar 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 3, 2026TNI · Full0PENSKE TRUCK LEASING CO LP 3275743336917/IN
Nov 3, 2024ILII · Walk-around4OOSSS BROTHERS TRANSPORT INC 38910253336917/IN
Oct 8, 2024CAV · Vehicle-only0SS BROTHERS TRANSPORT INC 38910253336917/IN
Aug 20, 2024NVIII · Driver-only1SS BROTHERS TRANSPORT INC 38910253336917/IN
Feb 21, 2024CAII · Walk-around1CONTRACT TRANSPORTATION SYSTEMS CO 1888913336917/IN
Feb 1, 2024UTIII · Driver-only0CONTRACT TRANSPORTATION SYSTEMS CO 1888913336917/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PENSKE TRUCK LEASING CO LP327574Mar 3, 2026Mar 3, 20261PA
SS BROTHERS TRANSPORT INC3891025Aug 20, 2024Nov 3, 20243CA
CONTRACT TRANSPORTATION SYSTEMS CO188891Feb 1, 2024Feb 21, 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.
3336917INPENSKE TRUCK LEASING CO LPMar 3, 2026Mar 3, 20261
3336917INSS BROTHERS TRANSPORT INCAug 20, 2024Nov 3, 20243
3336917INCONTRACT TRANSPORTATION SYSTEMS COFeb 1, 2024Feb 21, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026