Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

3WKYD49X8JF505481 · Truck-Tractor · TRUCK
Carriers run under2
19 mo
Inspections21
all-time
OOS inspections4
of 21
First seenNov 27, 2023
TX
Last seenJun 18, 2025
TX
Inspected under 2 different carriers in 19 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
3WKYD49X8JF505481
Make
Kenworth
Model
T680
Model year
2018
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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
YD49X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1988 or 2018

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

North American serial sequence
505481

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
KENWORTH

Prefix basis · 1,094 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 1,094 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T680

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.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Nov 27, 2023 – Jun 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 18, 2025TXII · Walk-around1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
May 21, 2025USI · Full1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Feb 4, 2025TXII · Walk-around0AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jan 17, 2025TXI · Full2AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jan 8, 2025USI · Full0AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Dec 4, 2024TXII · Walk-around1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Sep 13, 2024TXI · Full2OOSAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Aug 28, 2024TXI · Full3AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Aug 5, 2024TXI · Full1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jul 16, 2024TXII · Walk-around3XTREME DRILLING LLC 3586992454FF3/MX
Jun 27, 2024TXI · Full1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jun 12, 2024USI · Full1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
May 1, 2024TXI · Full2AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Apr 26, 2024TXI · Full2AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Apr 18, 2024USI · Full0AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Mar 21, 2024USI · Full1AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/TA
Mar 13, 2024TXI · Full3AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jan 22, 2024TXII · Walk-around3OOSAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Jan 18, 2024TXII · Walk-around3AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
Dec 8, 2023USI · Full2OOSAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/TA
Nov 27, 2023TXI · Full4OOSAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV 3586922454FF3/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CV3586922Nov 27, 2023Jun 18, 202520NL
XTREME DRILLING LLC3586992Jul 16, 2024Jul 16, 20241TX
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.
454FF3MXAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CVNov 27, 2023Jun 18, 202518
454FF3MXXTREME DRILLING LLCJul 16, 2024Jul 16, 20241
454FF3TAAUTOTRANSPORTES ESPECIALIZADOS MTL SA DE CVDec 8, 2023Mar 21, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026