Equipment unit · VIN-decoded · NHTSA vPIC

2018 Freightliner Cascadia

3AKJHHDR2JSJK2831 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
25 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJul 17, 2023
AR
Last seenAug 27, 2025
NM
Inspected under 2 different carriers in 25 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
3AKJHHDR2JSJK2831
Make
Freightliner
Model
Cascadia
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 26, 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1988 or 2018

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

North American serial sequence
JK2831

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
2018

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 17, 2023 – Aug 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 27, 2025NMI · Full2TBM CARRIERS INC 835330ZP46937/CA
Jun 21, 2025NMIII · Driver-only0MRK EXPRESS INC 3222566ZP46937/CA
Apr 1, 2025NMI · Full0MRK EXPRESS INC 3222566ZP46937/CA
Mar 19, 2025TXII · Walk-around1MRK EXPRESS INC 3222566ZP46937/CA
Mar 19, 2025NMII · Walk-around0MRK EXPRESS INC 3222566ZP46937/CA
Jul 17, 2023ARIII · Driver-only1MRK EXPRESS INC 3222566YP76449/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TBM CARRIERS INC835330Aug 27, 2025Aug 27, 20251CA
MRK EXPRESS INC3222566Jul 17, 2023Jun 21, 20255CA
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.
ZP46937CATBM CARRIERS INCAug 27, 2025Aug 27, 20251
ZP46937CAMRK EXPRESS INCMar 19, 2025Jun 21, 20254
YP76449CAMRK EXPRESS INCJul 17, 2023Jul 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026