Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR9MSMA5100 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under3
22 mo
Inspections9
all-time
OOS inspections4
of 9
First seenSep 23, 2024
OH
Last seenJul 24, 2026
AL
Inspected under 3 different carriers in 22 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
3AKJHHDR9MSMA5100
Make
Freightliner
Model
Cascadia
Model year
2021
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.

Source · 49 CFR Part 565 ↗
Vehicle descriptor section
JHHDR

Deterministic · VIN positions 4–8.

Source · 49 CFR Part 565 ↗
Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Source · 49 CFR Part 565 ↗
Model year candidates
1991 or 2021

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

Source · 49 CFR Part 565 ↗
North American serial sequence
MA5100

Deterministic · positions 12–17 for a North American WMI.

Source · 49 CFR Part 565 ↗

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.

Source · Vektor corpus / NHTSA vPIC ↗
Model
Cascadia

Prefix basis · 146,134 decoded VINs at 100.0% prefix purity.

Source · Vektor corpus / NHTSA vPIC ↗
Model line
126

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

Source · model-line evidence ↗
Generation
126

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

Source · generation evidence ↗
Cab type
Sleeper

Sourced label · prefix basis 146,134 decoded VINs at 100.0% prefix purity.

Source · cab evidence ↗
02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 23, 2024 – Jul 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2026ALIII · Driver-only3OOSBOOKIT GROUP LLC 4147129AH81251/PA
Jul 24, 2026ALIII · Driver-only3OOSBOOKIT GROUP LLC 4147129AH81251/PA
Jan 30, 2026OHIII · Driver-only0—BOOKIT GROUP LLC 4147129PXC7307/OH
Dec 29, 2025TXII · Walk-around3—BOOKIT GROUP LLC 4147129PXC7307/OH
Aug 13, 2025ORI · Full6OOSHA & HA EXPRESS LLC 2590195PXC7307OH/OH
Aug 13, 2025ORI · Full6OOSHA & HA EXPRESS LLC 2590195PXC7307OH/OH
Mar 24, 2025TNII · Walk-around1—HA & HA EXPRESS LLC 25901957599C60/UK
Dec 10, 2024OKIII · Driver-only1—J. S. HELWIG & SON, L.L.C. 185183R478390/TX
Sep 23, 2024OHI · Full1—J. S. HELWIG & SON, L.L.C. 185183R478390/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BOOKIT GROUP LLC4147129Dec 29, 2025Jul 24, 20264OH
HA & HA EXPRESS LLC2590195Mar 24, 2025Aug 13, 20253NC
J. S. HELWIG & SON, L.L.C.185183Sep 23, 2024Dec 10, 20242TX
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.
AH81251PA1BOOKIT GROUP LLCJul 24, 2026 → Jul 24, 20262
PXC7307OH—BOOKIT GROUP LLCDec 29, 2025 → Jan 30, 20262
PXC7307OHOH1HA & HA EXPRESS LLCAug 13, 2025 → Aug 13, 20252
7599C60UK—HA & HA EXPRESS LLCMar 24, 2025 → Mar 24, 20251
R478390TX—J. S. HELWIG & SON, L.L.C.Sep 23, 2024 → Dec 10, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026