Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

3WKYD40X1LF515821 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections19
all-time
OOS inspections2
of 19
First seenNov 8, 2023
US
Last seenMay 26, 2026
US
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3WKYD40X1LF515821
Make
Kenworth
Model
T680
Model year
2020
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
YD40X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1990 or 2020

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

North American serial sequence
515821

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 · 749 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 749 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
2020

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 8, 2023 – May 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 26, 2026USI · Full7ANTONIO OBREGON RUIZ 85650335BE7G/MX
Apr 23, 2026USI · Full5ANTONIO OBREGON RUIZ 85650335BE7G/MX
Apr 8, 2026TXII · Walk-around5OOSANTONIO OBREGON RUIZ 85650335BE7G/MX
Jan 6, 2026USI · Full7ANTONIO OBREGON RUIZ 85650335BE7G/MX
Dec 2, 2025USI · Full5ANTONIO OBREGON RUIZ 85650335BE7G/MX
Aug 19, 2025TXI · Full0ANTONIO OBREGON RUIZ 85650335BE7G/MX
Aug 7, 2025TXI · Full0ANTONIO OBREGON RUIZ 85650335BE7G/MX
Jul 28, 2025TXII · Walk-around2ANTONIO OBREGON RUIZ 85650335BE7G/MX
Jul 21, 2025USI · Full5OOSANTONIO OBREGON RUIZ 85650335BE7G/MX
Apr 8, 2025TXII · Walk-around1ANTONIO OBREGON RUIZ 85650335BE7G/MX
Jan 15, 2025TXII · Walk-around1ANTONIO OBREGON RUIZ 85650335BE7G/MX
Jul 19, 2024TXI · Full0ANTONIO OBREGON RUIZ 85650335BE7G/SL
Jun 3, 2024TXI · Full2ANTONIO OBREGON RUIZ 85650381AM6T/MX
May 30, 2024USII · Walk-around1ANTONIO OBREGON RUIZ 85650381AM6T/MX
Apr 18, 2024USI · Full0ANTONIO OBREGON RUIZ 85650381AM6T/TA
Feb 15, 2024USI · Full6ANTONIO OBREGON RUIZ 85650381AM6T/MX
Jan 17, 2024USIII · Driver-only1ANTONIO OBREGON RUIZ 85650381AM6T/MX
Jan 8, 2024USI · Full6ANTONIO OBREGON RUIZ 85650381AM6T/MX
Nov 8, 2023USI · Full1ANTONIO OBREGON RUIZ 85650381AM6T/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ANTONIO OBREGON RUIZ856503Nov 8, 2023May 26, 202619SL
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.
35BE7GMXANTONIO OBREGON RUIZJan 15, 2025May 26, 202611
35BE7GSLANTONIO OBREGON RUIZJul 19, 2024Jul 19, 20241
81AM6TMXANTONIO OBREGON RUIZNov 8, 2023Jun 3, 20246
81AM6TTAANTONIO OBREGON RUIZApr 18, 2024Apr 18, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026