Equipment unit · VIN-decoded · NHTSA vPIC

2022 Freightliner Cascadia

3AKJHHDR3NSNC3421 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under3
29 mo
Inspections7
all-time
OOS inspections1
of 7
First seenFeb 2, 2024
NC
Last seenJul 7, 2026
NM
Inspected under 3 different carriers in 29 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
3AKJHHDR3NSNC3421
Make
Freightliner
Model
Cascadia
Model year
2022
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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
NC3421

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
2022

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 · Feb 2, 2024 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026NMII · Walk-around0ROCKY BROTHERS TRANSPORTATION LLC 4274257R794322/TX
Jun 17, 2026NMI · Full0ROCKY BROTHERS TRANSPORTATION LLC 4274257R794322/TX
Jun 13, 2026COIII · Driver-only2OOSROCKY BROTHERS TRANSPORTATION LLC 4274257R794322/TX
Dec 14, 2025TNIII · Driver-only0ROCKY BROTHERS TRANSPORTATION LLC 4274257R794322/TX
Oct 5, 2025CAI · Full0ROCKY BROTHERS TRANSPORTATION LLC 4274257R794322/TX
Sep 1, 2025WAIII · Driver-only0ROCKY H TRUCKING LLC 3868502R794322/TX
Feb 2, 2024NCIII · Driver-only0MRC GLOBAL INC 9112811186270/AL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKY BROTHERS TRANSPORTATION LLC4274257Oct 5, 2025Jul 7, 20265TX
ROCKY H TRUCKING LLC3868502Sep 1, 2025Sep 1, 20251TX
MRC GLOBAL INC911281Feb 2, 2024Feb 2, 20241AL
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.
R794322TX1ROCKY BROTHERS TRANSPORTATION LLCOct 5, 2025Jul 7, 20265
R794322TXROCKY H TRUCKING LLCSep 1, 2025Sep 1, 20251
1186270ALMRC GLOBAL INCFeb 2, 2024Feb 2, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026