Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR4MSML2533 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
31 mo
Inspections9
all-time
OOS inspections0
of 9
First seenAug 23, 2023
VA
Last seenMar 24, 2026
ND
Inspected under 2 different carriers in 31 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
3AKJHHDR4MSML2533
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 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
1991 or 2021

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

North American serial sequence
ML2533

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 · Aug 23, 2023 – Mar 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 24, 2026NDIII · Driver-only0AIR DELIVERY CORPORATION 4035585P1287628/IL
Feb 27, 2026MNIII · Driver-only1AIR DELIVERY CORPORATION 4035585770537ST/IL
Jun 30, 2025GAIII · Driver-only1AIR DELIVERY CORPORATION 4035585P1287628/IL
Jun 23, 2025INI · Full2AIR DELIVERY CORPORATION 4035585P1287628/IL
May 2, 2025INII · Walk-around0AIR DELIVERY CORPORATION 4035585P1287628/IL
Nov 12, 2024SDIII · Driver-only0AIR DELIVERY CORPORATION 403558536892PF/NY
Jun 3, 2024VAIII · Driver-only0AIR DELIVERY CORPORATION 403558536892PF/NY
Dec 7, 2023MIII · Walk-around2AIR DELIVERY CORPORATION 403558536892PF/NY
Aug 23, 2023VAI · Full1GP TRANSPORTATION COMPANY 1527352P1074361/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AIR DELIVERY CORPORATION4035585Dec 7, 2023Mar 24, 20268NY
GP TRANSPORTATION COMPANY1527352Aug 23, 2023Aug 23, 20231IL
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.
P1287628ILAIR DELIVERY CORPORATIONMay 2, 2025Mar 24, 20264
770537STILAIR DELIVERY CORPORATIONFeb 27, 2026Feb 27, 20261
36892PFNYAIR DELIVERY CORPORATIONDec 7, 2023Nov 12, 20243
P1074361ILGP TRANSPORTATION COMPANYAug 23, 2023Aug 23, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026