Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR0MSMU6686 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
36 mo
Inspections14
all-time
OOS inspections7
of 14
First seenJun 22, 2023
CA
Last seenJun 23, 2026
CA
Inspected under 2 different carriers in 36 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
3AKJHHDR0MSMU6686
Make
Freightliner
Model
Cascadia
Model year
2021
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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1991 or 2021

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

North American serial sequence
MU6686

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
2021

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 22, 2023 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026CAI · Full3FENG SHUN TRANSPORT INC 4471862ZP96444/CA
Apr 23, 2026NVIII · Driver-only1OOSFENG SHUN TRANSPORT INC 4471862ZP69444/CA
Mar 19, 2026CAIII · Driver-only2FENG SHUN TRANSPORT INC 4471862ZP69444/CA
Mar 18, 2026CAII · Walk-around7OOSFENG SHUN TRANSPORT INC 4471862ZP69444/CA
Mar 11, 2026CAI · Full5OOSFENG SHUN TRANSPORT INC 4471862ZP69444/CA
Feb 9, 2026NVIII · Driver-only7FENG SHUN TRANSPORT INC 4471862ZP69444/CA
Dec 20, 2025CAI · Full1FENG SHUN TRANSPORT INC 4471862ZP69444/CA
Dec 11, 2025CAIII · Driver-only0FENG SHUN TRANSPORT INC 4471862ZP69444/CA
Dec 8, 2025CAI · Full6OOSFENG SHUN TRANSPORT INC 4471862ZP69444/CA
Dec 13, 2024TNII · Walk-around2OOSNGL TRANSPORTATION INC 1575579AL14344/AZ
Sep 12, 2024TNI · Full4OOSNGL TRANSPORTATION INC 1575579AL14344/AZ
Mar 23, 2024TXII · Walk-around1NGL TRANSPORTATION INC 1575579AL14344/CA
Sep 1, 2023NMI · Full3OOSNGL TRANSPORTATION INC 1575579AL14344/AZ
Jun 22, 2023CAI · Full3NGL TRANSPORTATION INC 1575579AL14344/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FENG SHUN TRANSPORT INC4471862Dec 8, 2025Jun 23, 20269CA
NGL TRANSPORTATION INC1575579Jun 22, 2023Dec 13, 20245AZ
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.
ZP96444CA1FENG SHUN TRANSPORT INCJun 23, 2026Jun 23, 20261
ZP69444CAFENG SHUN TRANSPORT INCDec 8, 2025Apr 23, 20268
AL14344AZNGL TRANSPORTATION INCJun 22, 2023Dec 13, 20244
AL14344CANGL TRANSPORTATION INCMar 23, 2024Mar 23, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026