Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner Cascadia

3AKJHHD18MSMP3998 · Truck-Tractor · TRUCK
126Sleeper
Carriers run under1
35 mo
Inspections48
all-time
OOS inspections3
of 48
First seenSep 19, 2023
TX
Last seenAug 5, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJHHD18MSMP3998
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 14, 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
JHHD1

Deterministic · VIN positions 4–8.

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

Deterministic · position 9; calculated value 8.

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
MP3998

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 · 278 decoded VINs at 100.0% prefix purity.

Source · Vektor corpus / NHTSA vPIC ↗
Model
Cascadia

Prefix basis · 278 decoded VINs at 100.0% prefix purity.

Source · Vektor corpus / NHTSA vPIC ↗
Model line
126

Sourced label · prefix basis 278 decoded VINs at 100.0% prefix purity.

Source · model-line evidence ↗
Generation
126

Sourced label · prefix basis 278 decoded VINs at 100.0% prefix purity.

Source · generation evidence ↗
Cab type
Sleeper

Sourced label · prefix basis 278 decoded VINs at 100.0% prefix purity.

Source · cab evidence ↗

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.

Source · Vektor corpus / NHTSA vPIC ↗
Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed model
Cascadia

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 19, 2023 – Aug 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 5, 2026TXI · Full3—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/NL
Jul 30, 2026TXII · Walk-around2—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jul 1, 2026TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
May 26, 2026TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Apr 23, 2026USI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Apr 10, 2026USI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Mar 30, 2026TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Mar 19, 2026TXI · Full2—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Mar 6, 2026TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Mar 2, 2026TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/NL
Feb 26, 2026TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Dec 12, 2025TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Dec 8, 2025TXI · Full3—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Nov 8, 2025TXI · Full3—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Sep 23, 2025TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Sep 16, 2025TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jul 11, 2025TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
May 29, 2025TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 6, 2025TXI · Full4—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Oct 24, 2024TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Oct 7, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Sep 16, 2024USI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jul 29, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jun 20, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jun 14, 2024TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Apr 17, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Apr 17, 2024TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Apr 10, 2024USI · Full3OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Apr 9, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Mar 4, 2024TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Feb 22, 2024TXI · Full2—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Feb 6, 2024TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 29, 2024TXI · Full2—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 26, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 26, 2024TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 10, 2024TXI · Full1OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 3, 2024TXI · Full2OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Jan 2, 2024TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Dec 12, 2023TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Dec 11, 2023TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Nov 29, 2023TXII · Walk-around0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Nov 27, 2023TXI · Full1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Nov 21, 2023TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Nov 13, 2023TXII · Walk-around1—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Nov 9, 2023TXI · Full2—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Nov 7, 2023TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/TA
Nov 1, 2023TXI · Full0—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
Sep 19, 2023TXI · Full4—SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947718AR1H/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERVICIOS ESPECIALIZADOS ALANIS SA DE CV559477Sep 19, 2023Aug 5, 202648NL
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.
18AR1HNL1SERVICIOS ESPECIALIZADOS ALANIS SA DE CVMar 2, 2026 → Aug 5, 20262
18AR1HMX1SERVICIOS ESPECIALIZADOS ALANIS SA DE CVSep 19, 2023 → Jul 30, 202640
18AR1HTA—SERVICIOS ESPECIALIZADOS ALANIS SA DE CVNov 7, 2023 → May 26, 20266
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026