Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKBHKDV4MSMN4935 · Truck-Tractor · TRUCK
126Day cab
Carriers run under2
29 mo
Inspections9
all-time
OOS inspections0
of 9
First seenFeb 14, 2024
NC
Last seenJul 28, 2026
MD
Inspected under 2 different carriers in 29 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
3AKBHKDV4MSMN4935
Make
Freightliner
Model
Cascadia
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Jun 21, 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
BHKDV

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
MN4935

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 · 550 decoded VINs at 100.0% prefix purity.

Model
Cascadia

Prefix basis · 550 decoded VINs at 100.0% prefix purity.

Model line
126

Sourced label · prefix basis 550 decoded VINs at 100.0% prefix purity.

Generation
126

Sourced label · prefix basis 550 decoded VINs at 100.0% prefix purity.

Cab type
Day cab

Sourced label · prefix basis 550 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 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

Observed directly for this VIN via NHTSA vPIC.

02

Inspection history

Every roadside inspection of this VIN, newest first · Feb 14, 2024 – Jul 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 28, 2026MDII · Walk-around0WEST WINDOW CORPORATION 47673678589/IN
Jan 12, 2026VAIII · Driver-only1WEST WINDOW CORPORATION 47673678589/IN
Sep 18, 2025NCII · Walk-around0WEST WINDOW CORPORATION 47673678589/IN
Apr 29, 2025VAI · Full2WEST WINDOW CORPORATION 4767TEMP/IN
Aug 5, 2024MDII · Walk-around0WEST WINDOW CORPORATION 47672995042/IN
Jul 29, 2024WVII · Walk-around2JOHN N JOHN III INC 1552612995042/IN
Jul 29, 2024WVII · Walk-around3WEST WINDOW CORPORATION 47672995042/IN
Jul 11, 2024SCIII · Driver-only1WEST WINDOW CORPORATION 47672995042/IN
Feb 14, 2024NCII · Walk-around0WEST WINDOW CORPORATION 47672995042/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WEST WINDOW CORPORATION4767Feb 14, 2024Jul 28, 20268VA
JOHN N JOHN III INC155261Jul 29, 2024Jul 29, 20241LA
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.
3678589IN1WEST WINDOW CORPORATIONSep 18, 2025Jul 28, 20263
TEMPINWEST WINDOW CORPORATIONApr 29, 2025Apr 29, 20251
2995042INWEST WINDOW CORPORATIONFeb 14, 2024Aug 5, 20244
2995042INJOHN N JOHN III INCJul 29, 2024Jul 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026