Equipment unit · VIN-decoded · NHTSA vPIC

2018 Freightliner Cascadia

3AKJGLDR1JSHU4541 · Truck-Tractor · TRUCK
125Sleeper
Carriers run under1
24 mo
Inspections8
all-time
OOS inspections2
of 8
First seenMay 21, 2024
LA
Last seenMay 8, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJGLDR1JSHU4541
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 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
JGLDR

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
HU4541

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 · 16,819 decoded VINs at 100.0% prefix purity.

Model
Cascadia

Prefix basis · 16,819 decoded VINs at 100.0% prefix purity.

Model line
125

Sourced label · prefix basis 16,819 decoded VINs at 100.0% prefix purity.

Generation
125

Sourced label · prefix basis 16,819 decoded VINs at 100.0% prefix purity.

Cab type
Sleeper

Sourced label · prefix basis 16,819 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 · May 21, 2024 – May 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 8, 2026TXII · Walk-around10OOSB ROK TRANSPORTATION LLC 2517720A521455/MS
Dec 5, 2025LAIII · Driver-only3OOSB ROK TRANSPORTATION LLC 2517720A521455/MS
Nov 6, 2025TXII · Walk-around11B ROK TRANSPORTATION LLC 2517720A521455/MS
Aug 11, 2025TXII · Walk-around12B ROK TRANSPORTATION LLC 2517720A521455/MS
Mar 15, 2025TXII · Walk-around5B ROK TRANSPORTATION LLC 2517720A521455/MS
Mar 3, 2025LAIII · Driver-only1B ROK TRANSPORTATION LLC 2517720A521455/MS
Jul 29, 2024LAIII · Driver-only1B ROK TRANSPORTATION LLC 2517720A496617/MS
May 21, 2024LAIII · Driver-only1B ROK TRANSPORTATION LLC 2517720A496617/MS
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
B ROK TRANSPORTATION LLC2517720May 21, 2024May 8, 20268MS
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.
A521455MSB ROK TRANSPORTATION LLCMar 3, 2025May 8, 20266
A496617MSB ROK TRANSPORTATION LLCMay 21, 2024Jul 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026