Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYD49X4LJ357537 · Truck-Tractor · TRUCK
Carriers run under4
33 mo
Inspections7
all-time
OOS inspections3
of 7
First seenAug 9, 2023
KS
Last seenMay 12, 2026
TX
Inspected under 4 different carriers in 33 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
1XKYD49X4LJ357537
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 21, 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
4 · valid

Deterministic · position 9; calculated value 4.

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
357537

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
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 · Aug 9, 2023 – May 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2026TXI · Full1STARR OILFIELD SERVICES LLC 17406243MM080/OK
May 6, 2026TXII · Walk-around2STARR OILFIELD SERVICES LLC 17406243MM080/OK
May 25, 2025TXII · Walk-around2OOSACCEL LOGISTICS INC 2069796R783775/TX
Apr 14, 2024TXII · Walk-around8OOSSTARR OILFIELD SERVICES LLC 17406243KL467/OK
Dec 20, 2023TNI · Full6OOSINFINITIVE TRANSPORTATION SERVICES INC 1705448TEMP/IL
Aug 21, 2023ALII · Walk-around0CARPATHIAN WAY INC 3117083FV4241/IA
Aug 9, 2023KSII · Walk-around4CARPATHIAN WAY INC 3117083FV4241/IA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STARR OILFIELD SERVICES LLC1740624Apr 14, 2024May 12, 20263OK
ACCEL LOGISTICS INC2069796May 25, 2025May 25, 20251TX
INFINITIVE TRANSPORTATION SERVICES INC1705448Dec 20, 2023Dec 20, 20231IL
CARPATHIAN WAY INC3117083Aug 9, 2023Aug 21, 20232IL
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.
3MM080OKSTARR OILFIELD SERVICES LLCMay 6, 2026May 12, 20262
R783775TXACCEL LOGISTICS INCMay 25, 2025May 25, 20251
3KL467OKSTARR OILFIELD SERVICES LLCApr 14, 2024Apr 14, 20241
TEMPILINFINITIVE TRANSPORTATION SERVICES INCDec 20, 2023Dec 20, 20231
FV4241IACARPATHIAN WAY INCAug 9, 2023Aug 21, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026