Equipment unit · VIN-decoded · NHTSA vPIC

2023 Freightliner Cascadia

3AKJHHDR4PSUM0734 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under4
28 mo
Inspections9
all-time
OOS inspections2
of 9
First seenDec 6, 2023
IN
Last seenApr 26, 2026
TX
Inspected under 4 different carriers in 28 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
3AKJHHDR4PSUM0734
Make
Freightliner
Model
Cascadia
Model year
2023
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
3AK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JHHDR

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1993 or 2023

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

North American serial sequence
UM0734

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
2023

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 · Dec 6, 2023 – Apr 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 26, 2026TXIII · Driver-only0SOG TRANSPORTATION LLC 4361727R615412/TX
Feb 11, 2026ILIII · Driver-only0MOUNT RAINER LLC 4159577R615412/TX
Jan 19, 2026NMII · Walk-around2OOSMOUNT RAINER LLC 4159577R615412/TX
Jan 19, 2026NMII · Walk-around2OOSMOUNT RAINER LLC 4159577R615412/TX
Nov 22, 2024MDIII · Driver-only0MEGA CARGO FREIGHT INC 3329965R615412/TX
Nov 18, 2024WVIII · Driver-only1MEGA CARGO FREIGHT INC 3329965R615412/TX
Oct 15, 2024AZIII · Driver-only0MEGA CARGO FREIGHT INC 3329965R615412/TX
May 16, 2024INIII · Driver-only1POSTMAN CARGO INC 3568931R615412/TX
Dec 6, 2023INIII · Driver-only3MEGA CARGO FREIGHT INC 3329965R615412/TX
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOG TRANSPORTATION LLC4361727Apr 26, 2026Apr 26, 20261WA
MOUNT RAINER LLC4159577Jan 19, 2026Feb 11, 20263WA
MEGA CARGO FREIGHT INC3329965Dec 6, 2023Nov 22, 20244TX
POSTMAN CARGO INC3568931May 16, 2024May 16, 20241IA
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.
R615412TXSOG TRANSPORTATION LLCApr 26, 2026Apr 26, 20261
R615412TX1MOUNT RAINER LLCJan 19, 2026Feb 11, 20263
R615412TXMEGA CARGO FREIGHT INCDec 6, 2023Nov 22, 20244
R615412TXPOSTMAN CARGO INCMay 16, 2024May 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026