Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR0MSMC3727 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
24 mo
Inspections8
all-time
OOS inspections2
of 8
First seenDec 28, 2023
OK
Last seenDec 6, 2025
LA
Inspected under 2 different carriers in 24 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
3AKJHHDR0MSMC3727
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 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1991 or 2021

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

North American serial sequence
MC3727

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
2021

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 28, 2023 – Dec 6, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 6, 2025LAIII · Driver-only1RMK TRANSPORTATION INC 379752346180PF/NY
Aug 7, 2025MTIII · Driver-only2OOSRMK TRANSPORTATION INC 379752346180PF/NY
Jan 31, 2025MTII · Walk-around1RMK TRANSPORTATION INC 379752346180PF/NY
Nov 27, 2024TXII · Walk-around1OOSRMK TRANSPORTATION INC 3797523TEM3727/NY
Apr 19, 2024NMIII · Driver-only0TRIPLE D SUPPLY LIMITED LIABILITY COMPANY 306572R634117/TX
Mar 25, 2024TNII · Walk-around0TRIPLE D SUPPLY LIMITED LIABILITY COMPANY 306572R634117/TX
Feb 22, 2024NMII · Walk-around0TRIPLE D SUPPLY LIMITED LIABILITY COMPANY 306572R634117/TX
Dec 28, 2023OKIII · Driver-only0TRIPLE D SUPPLY LIMITED LIABILITY COMPANY 306572R634117/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RMK TRANSPORTATION INC3797523Nov 27, 2024Dec 6, 20254NY
TRIPLE D SUPPLY LIMITED LIABILITY COMPANY306572Dec 28, 2023Apr 19, 20244NM
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.
46180PFNYRMK TRANSPORTATION INCJan 31, 2025Dec 6, 20253
TEM3727NYRMK TRANSPORTATION INCNov 27, 2024Nov 27, 20241
R634117TXTRIPLE D SUPPLY LIMITED LIABILITY COMPANYDec 28, 2023Apr 19, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026