Equipment unit · VIN-decoded · NHTSA vPIC

2024 Freightliner Cascadia

3AKJHHDR4RSUP5518 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under1
33 mo
Inspections16
all-time
OOS inspections5
of 16
First seenOct 17, 2023
NM
Last seenJul 1, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJHHDR4RSUP5518
Make
Freightliner
Model
Cascadia
Model year
2024
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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1994 or 2024

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

North American serial sequence
UP5518

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
2024

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 · Oct 17, 2023 – Jul 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 1, 2026CAI · Full5OOSWESTERN EXPRESS INC 511412L1840HY/TN
May 22, 2026COII · Walk-around7OOSWESTERN EXPRESS INC 511412L1840HY/TN
May 22, 2026COII · Walk-around7OOSWESTERN EXPRESS INC 511412L1840HY/TN
Apr 16, 2026CAIII · Driver-only1WESTERN EXPRESS INC 511412L1840HY/TN
Jan 6, 2026CAI · Full0WESTERN EXPRESS INC 511412L1840HY/TN
Dec 8, 2025WAIII · Driver-only0WESTERN EXPRESS INC 511412L1840HY/TN
Oct 6, 2025UTIII · Driver-only0WESTERN EXPRESS INC 511412L1840HY/TN
Aug 11, 2025CAI · Full0WESTERN EXPRESS INC 511412L1840HY/TN
Mar 3, 2025CAI · Full1OOSWESTERN EXPRESS INC 511412L1840HY/TN
Oct 14, 2024CAII · Walk-around1WESTERN EXPRESS INC 511412L1840HY/TN
Sep 10, 2024CAI · Full0WESTERN EXPRESS INC 511412L1840HY/TN
Apr 3, 2024CAI · Full1OOSWESTERN EXPRESS INC 511412L1840HY/TN
Dec 23, 2023CAI · Full0WESTERN EXPRESS INC 511412L1840HY/TN
Nov 28, 2023COIII · Driver-only0WESTERN EXPRESS INC 511412L1840HY/TN
Oct 17, 2023NMII · Walk-around0WESTERN EXPRESS INC 511412L1840HY/TN
Oct 17, 2023NMII · Walk-around0WESTERN EXPRESS INC 511412L1840HY/TN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN EXPRESS INC511412Oct 17, 2023Jul 1, 202616TN
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.
L1840HYTN1WESTERN EXPRESS INCOct 17, 2023Jul 1, 202616
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026