Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHDR2MSMH4291 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under2
28 mo
Inspections13
all-time
OOS inspections4
of 13
First seenFeb 7, 2024
UT
Last seenJun 5, 2026
MT
Inspected under 2 different carriers in 28 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
3AKJHHDR2MSMH4291
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 16, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
MH4291

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 · Feb 7, 2024 – Jun 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 5, 2026MTII · Walk-around0ROCKET TURTLE TRUCKING LLC 3705022DF77JV/FL
Jun 2, 2026CAI · Full0ROCKET TURTLE TRUCKING LLC 37050223F77JV/FL
Dec 4, 2025NYII · Walk-around1ROCKET TURTLE TRUCKING LLC 3705022DF77JV/FL
Oct 28, 2025WAIII · Driver-only0ROCKET TURTLE TRUCKING LLC 3705022DF77JV/FL
Aug 28, 2025MSIII · Driver-only0US XPRESS INC 3030243MJ260/OK
Jun 17, 2025MIIII · Driver-only2OOSUS XPRESS INC 3030243EZ951/OK
May 16, 2025ARIII · Driver-only1US XPRESS INC 3030243EZ951/OK
May 7, 2025TNI · Full1OOSUS XPRESS INC 3030243EZ951/OK
Feb 5, 2025TNI · Full1OOSUS XPRESS INC 3030243EZ951/UK
Jan 8, 2025TNI · Full2OOSUS XPRESS INC 3030243EZ951/UK
Aug 8, 2024CAI · Full0US XPRESS INC 3030243EZ951/OK
Aug 6, 2024NVIII · Driver-only0US XPRESS INC 3030243EZ951/OK
Feb 7, 2024UTIII · Driver-only0US XPRESS INC 3030243EZ951/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKET TURTLE TRUCKING LLC3705022Oct 28, 2025Jun 5, 20264MO
US XPRESS INC303024Feb 7, 2024Aug 28, 20259TN
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.
DF77JVFLROCKET TURTLE TRUCKING LLCOct 28, 2025Jun 5, 20263
3F77JVFLROCKET TURTLE TRUCKING LLCJun 2, 2026Jun 2, 20261
3MJ260OKUS XPRESS INCAug 28, 2025Aug 28, 20251
3EZ951OKUS XPRESS INCFeb 7, 2024Jun 17, 20256
3EZ951UKUS XPRESS INCJan 8, 2025Feb 5, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026