Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

1FUJHHDR3MLMJ4729 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
14 mo
Inspections8
all-time
OOS inspections3
of 8
First seenApr 7, 2025
CA
Last seenJun 24, 2026
AZ
Inspected under 2 different carriers in 14 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
1FUJHHDR3MLMJ4729
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 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
1FU

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JHHDR

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
MJ4729

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 · 19,831 decoded VINs at 100.0% prefix purity.

Model
Cascadia

Prefix basis · 19,831 decoded VINs at 100.0% prefix purity.

Model line
126

Sourced label · prefix basis 19,831 decoded VINs at 100.0% prefix purity.

Generation
126

Sourced label · prefix basis 19,831 decoded VINs at 100.0% prefix purity.

Cab type
Sleeper

Sourced label · prefix basis 19,831 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 · Apr 7, 2025 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026AZII · Walk-around3OOSZDF AUTO SERVICE 4107170ZP42332/CA
Apr 2, 2026AZII · Walk-around1ZDF AUTO SERVICE 4107170ZP42332/CA
Mar 18, 2026ILII · Walk-around0ZDF AUTO SERVICE 4107170ZP42332/CA
Jan 2, 2026AZIII · Driver-only3OOSZDF AUTO SERVICE 4107170ZP42332/CA
Nov 23, 2025CAII · Walk-around2MV CARGO EXPRESS INC 3456181ZP42332/CA
Sep 9, 2025AZII · Walk-around5ZDF AUTO SERVICE 4107170ZP42332/CA
May 12, 2025TNIII · Driver-only6OOSZDF AUTO SERVICE 4107170ZP43332/CA
Apr 7, 2025CAV · Vehicle-only1ZDF AUTO SERVICE 4107170ZP42332/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZDF AUTO SERVICE4107170Apr 7, 2025Jun 24, 20267CA
MV CARGO EXPRESS INC3456181Nov 23, 2025Nov 23, 20251CA
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.
ZP42332CA1ZDF AUTO SERVICEApr 7, 2025Jun 24, 20266
ZP42332CAMV CARGO EXPRESS INCNov 23, 2025Nov 23, 20251
ZP43332CAZDF AUTO SERVICEMay 12, 2025May 12, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026