Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR8MSMJ8134 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under3
32 mo
Inspections22
all-time
OOS inspections1
of 22
First seenNov 1, 2023
AZ
Last seenJul 21, 2026
NM
Inspected under 3 different carriers in 32 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
3AKJHHDR8MSMJ8134
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
8 · valid

Deterministic · position 9; calculated value 8.

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
MJ8134

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 · Nov 1, 2023 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026NMI · Full2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CI
Jul 13, 2026NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Jun 29, 2026NMII · Walk-around0HDR TRANSPORTES SA DE CV 383819085BF3B/MX
Jun 2, 2026NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CH
Feb 20, 2026NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Dec 30, 2025USIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Dec 29, 2025NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Dec 11, 2025NMII · Walk-around1TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Nov 3, 2025NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Oct 31, 2025USI · Full2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Oct 20, 2025NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Aug 7, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Jul 28, 2025NMIII · Driver-only1TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CH
Jul 24, 2025TXI · Full3TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Jul 23, 2025USI · Full2TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Jun 24, 2025NMIII · Driver-only0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
May 26, 2025NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
May 13, 2025NMIII · Driver-only3TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/MX
Jan 27, 2025NMII · Walk-around1TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CH
Jan 21, 2025NMI · Full0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CH
Nov 21, 2024NMII · Walk-around0TRANSPORTE JUAREZ FRONTERIZO SA DE CV 416663485BF3B/CH
Nov 1, 2023AZI · Full9OOSNATIONAL LOGISTICS SERVICES INC 3834241R685445/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSPORTE JUAREZ FRONTERIZO SA DE CV4166634Nov 21, 2024Jul 21, 202620CI
HDR TRANSPORTES SA DE CV3838190Jun 29, 2026Jun 29, 20261CI
NATIONAL LOGISTICS SERVICES INC3834241Nov 1, 2023Nov 1, 20231TX
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.
85BF3BCI1TRANSPORTE JUAREZ FRONTERIZO SA DE CVJul 21, 2026Jul 21, 20261
85BF3BMX1TRANSPORTE JUAREZ FRONTERIZO SA DE CVMay 13, 2025Jul 13, 202614
85BF3BMX1HDR TRANSPORTES SA DE CVJun 29, 2026Jun 29, 20261
85BF3BCHTRANSPORTE JUAREZ FRONTERIZO SA DE CVNov 21, 2024Jun 2, 20265
R685445TXNATIONAL LOGISTICS SERVICES INCNov 1, 2023Nov 1, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026