Equipment unit · VIN-decoded · NHTSA vPIC

2018 Freightliner Cascadia

3AKJHHDR8JSJJ0439 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under5
35 mo
Inspections11
all-time
OOS inspections3
of 11
First seenAug 18, 2023
OH
Last seenJul 30, 2026
WI
Inspected under 5 different carriers in 35 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
3AKJHHDR8JSJJ0439
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
JHHDR

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
JJ0439

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 · Aug 18, 2023 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026WIIII · Driver-only1SLAM TRUCKING LLC 1766544DF79DM/FL
Jul 23, 2026WAIII · Driver-only0SLAM TRUCKING LLC 1766544DF79DM/FL
Jul 11, 2026MOI · Full5OOSSLAM TRUCKING LLC 1766544DF79DM/FL
Apr 30, 2026NMIII · Driver-only1VANTAGE CARRIER LLC 2938438DF79DM/FL
Apr 30, 2026NMIII · Driver-only1VANTAGE CARRIER LLC 2938438DF79DM/FL
Apr 14, 2026GAI · Full11OOSVANTAGE CARRIER LLC 2938438DF79DM/FL
Jan 29, 2026SCIII · Driver-only1VANTAGE CARRIER LLC 2938438DF79DM/FL
Nov 22, 2024MDI · Full4SAPA EXPRESS INC 3772898P1264861/IL
May 15, 2024WII · Full0ACE TRANSPORTATION INC 3396641TEMP/IL
May 14, 2024OHII · Walk-around0ACE TRANSPORTATION INC 3396641TEMP/IL
Aug 18, 2023OHII · Walk-around1OOSCERTIFIED FLEET SERVICES LLC 3364647AB83HQ/FL
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SLAM TRUCKING LLC1766544Jul 11, 2026Jul 30, 20263MO
VANTAGE CARRIER LLC2938438Jan 29, 2026Apr 30, 20264OH
SAPA EXPRESS INC3772898Nov 22, 2024Nov 22, 20241IL
ACE TRANSPORTATION INC3396641May 14, 2024May 15, 20242IL
CERTIFIED FLEET SERVICES LLC3364647Aug 18, 2023Aug 18, 20231PA
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.
DF79DMFL1SLAM TRUCKING LLCJul 11, 2026Jul 30, 20263
DF79DMFL1VANTAGE CARRIER LLCJan 29, 2026Apr 30, 20264
P1264861ILSAPA EXPRESS INCNov 22, 2024Nov 22, 20241
TEMPILACE TRANSPORTATION INCMay 14, 2024May 15, 20242
AB83HQFLCERTIFIED FLEET SERVICES LLCAug 18, 2023Aug 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026