Equipment unit · VIN-decoded · NHTSA vPIC

2022 Kenworth T680

1XKYD49X3NJ133811 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections9
all-time
OOS inspections4
of 9
First seenJul 23, 2023
NM
Last seenMar 25, 2026
AZ
Inspected under 2 different carriers in 32 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
1XKYD49X3NJ133811
Make
Kenworth
Model
T680
Model year
2022
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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
133811

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
2022

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 · Jul 23, 2023 – Mar 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 25, 2026AZI · Full5STANDALONE LLC 3269158ZP90910/CA
Dec 3, 2025CAII · Walk-around3OOSTOP TIER LOGISTIC LLC 2999800ZP28571/CA
Oct 21, 2025AZII · Walk-around5OOSTOP TIER LOGISTIC LLC 2999800ZP52244/CA
Jun 10, 2025AZII · Walk-around3TOP TIER LOGISTIC LLC 2999800ZP52244/CA
Jun 9, 2025CAII · Walk-around1OOSTOP TIER LOGISTIC LLC 2999800ZP28571/CA
Sep 26, 2024NMII · Walk-around2OOSTOP TIER LOGISTIC LLC 2999800YP91180/CA
May 7, 2024NYIII · Driver-only11STANDALONE LLC 3269158YP91180/CA
Oct 25, 2023CAV · Vehicle-only0STANDALONE LLC 3269158YP91180/CA
Jul 23, 2023NMIII · Driver-only1TOP TIER LOGISTIC LLC 2999800YP91180/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STANDALONE LLC3269158Oct 25, 2023Mar 25, 20263CA
TOP TIER LOGISTIC LLC2999800Jul 23, 2023Dec 3, 20256CA
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.
ZP90910CASTANDALONE LLCMar 25, 2026Mar 25, 20261
ZP28571CATOP TIER LOGISTIC LLCJun 9, 2025Dec 3, 20252
ZP52244CATOP TIER LOGISTIC LLCJun 10, 2025Oct 21, 20252
YP91180CATOP TIER LOGISTIC LLCJul 23, 2023Sep 26, 20242
YP91180CASTANDALONE LLCOct 25, 2023May 7, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026