Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYD49X0JJ200455 · Truck-Tractor · TRUCK
Carriers run under1
35 mo
Inspections11
all-time
OOS inspections3
of 11
First seenAug 9, 2023
AR
Last seenJul 10, 2026
NY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYD49X0JJ200455
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 20, 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
YD49X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
200455

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 · 43,483 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 43,483 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 · Aug 9, 2023 – Jul 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2026NYII · Walk-around6OOSSDL CARRIERS INC 3019765R844794/TX
Jul 7, 2026TNIII · Driver-only0SDL CARRIERS INC 3019765R844794/TX
May 2, 2026TXII · Walk-around4SDL CARRIERS INC 3019765R535001/TX
Apr 3, 2026TXII · Walk-around6SDL CARRIERS INC 3019765R535001/TX
Feb 18, 2026MSI · Full5OOSSDL CARRIERS INC 3019765R535001/TX
Jun 30, 2025TXII · Walk-around3SDL CARRIERS INC 3019765R535001/TX
Apr 24, 2025TXII · Walk-around3SDL CARRIERS INC 3019765R535001/TX
Nov 28, 2024ARIII · Driver-only0SDL CARRIERS INC 3019765R535001/TX
Nov 21, 2024COI · Full20OOSSDL CARRIERS INC 3019765R535001/TX
Sep 26, 2023WYIII · Driver-only2SDL CARRIERS INC 3019765R535001/TX
Aug 9, 2023ARIII · Driver-only0SDL CARRIERS INC 3019765R535001/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SDL CARRIERS INC3019765Aug 9, 2023Jul 10, 202611TX
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.
R844794TX1SDL CARRIERS INCJul 7, 2026Jul 10, 20262
R535001TXSDL CARRIERS INCAug 9, 2023May 2, 20269
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026