Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR3MSMJ8123 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under1
14 mo
Inspections16
all-time
OOS inspections0
of 16
First seenJul 23, 2024
US
Last seenSep 26, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJHHDR3MSMJ8123
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 14, 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
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
MJ8123

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 · Jul 23, 2024 – Sep 26, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 26, 2025TXI · Full3TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/CI
Sep 11, 2025NMIII · Driver-only1TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/CH
Sep 9, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Jul 31, 2025NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/CH
Jul 31, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Jul 22, 2025USI · Full0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Jun 12, 2025USIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
May 2, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Apr 15, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Mar 31, 2025USI · Full0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Mar 25, 2025USI · Full7TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Mar 20, 2025USI · Full2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/CI
Mar 7, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/CH
Feb 26, 2025USI · Full1TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Feb 10, 2025NMII · Walk-around2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
Jul 23, 2024USIII · Driver-only2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663479BF3B/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSPORTE JUAREZ FRONTERIZO SA DE CV4166634Jul 23, 2024Sep 26, 202516CI
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.
79BF3BCITRANSPORTE JUAREZ FRONTERIZO SA DE CVMar 20, 2025Sep 26, 20252
79BF3BCHTRANSPORTE JUAREZ FRONTERIZO SA DE CVMar 7, 2025Sep 11, 20253
79BF3BMXTRANSPORTE JUAREZ FRONTERIZO SA DE CVJul 23, 2024Sep 9, 202511
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026