Equipment unit · VIN-decoded · NHTSA vPIC

2022 Freightliner Cascadia

3AKJHHDR4NSMZ6931 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under4
34 mo
Inspections11
all-time
OOS inspections3
of 11
First seenSep 13, 2023
AZ
Last seenJul 29, 2026
AZ
Inspected under 4 different carriers in 34 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
3AKJHHDR4NSMZ6931
Make
Freightliner
Model
Cascadia
Model year
2022
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
1992 or 2022

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

North American serial sequence
MZ6931

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
2022

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 13, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026AZII · Walk-around44S TRANSPORT LLC 3770848ZP69956/CA
Jun 27, 2026NMI · Full4OOS4S TRANSPORT LLC 3770848ZP69956/CA
Sep 25, 2025TNIII · Driver-only0CELER LOGISTICS INC 3282075YP6114/CA
Aug 21, 2025NMII · Walk-around0SPG TRANSPORTATION INC 2881143ZP66923/CA
Aug 2, 2025NMI · Full1OOSSPG TRANSPORTATION INC 2881143ZP66923/CA
Oct 21, 2024ARII · Walk-around3KAL FREIGHT INC 2511620ZP47132/CA
Oct 15, 2024AZII · Walk-around4KAL FREIGHT INC 2511620ZP47132/CA
Aug 18, 2024NMIII · Driver-only0SPG TRANSPORTATION INC 2881143YP16114/CA
Nov 9, 2023MOIII · Driver-only8OOSSPG TRANSPORTATION INC 2881143YP16114/CA
Nov 3, 2023NMII · Walk-around0SPG TRANSPORTATION INC 2881143YP16114/CA
Sep 13, 2023AZII · Walk-around3SPG TRANSPORTATION INC 2881143YP16114/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
4S TRANSPORT LLC3770848Jun 27, 2026Jul 29, 20262AZ
CELER LOGISTICS INC3282075Sep 25, 2025Sep 25, 20251CA
SPG TRANSPORTATION INC2881143Sep 13, 2023Aug 21, 20256TX
KAL FREIGHT INC2511620Oct 15, 2024Oct 21, 20242TX
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.
ZP69956CA14S TRANSPORT LLCJun 27, 2026Jul 29, 20262
YP6114CACELER LOGISTICS INCSep 25, 2025Sep 25, 20251
ZP66923CASPG TRANSPORTATION INCAug 2, 2025Aug 21, 20252
ZP47132CAKAL FREIGHT INCOct 15, 2024Oct 21, 20242
YP16114CASPG TRANSPORTATION INCSep 13, 2023Aug 18, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026