Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T680

1XKYDP9X2PJ151690 · Truck-Tractor · TRUCK
Carriers run under3
33 mo
Inspections5
all-time
OOS inspections2
of 5
First seenAug 13, 2023
CA
Last seenMay 10, 2026
CO
Inspected under 3 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
1XKYDP9X2PJ151690
Make
Kenworth
Model
T680
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
YDP9X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1993 or 2023

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

North American serial sequence
151690

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 · 26,022 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 26,022 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
2023

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 13, 2023 – May 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 10, 2026COII · Walk-around6CONTRERAS TRANSPORTATION INC 2323393Z003356/UT
Jan 27, 2026UTIII · Driver-only0CONTRERAS TRANSPORTATION INC 2323393Z003356/UT
May 23, 2025COI · Full6OOSCONTRERAS TRANSPORTATION INC 2323393A001580/UT
Aug 30, 2024UTI · Full0RG TRANSPORTATION INC 1450625AN435/ID
Aug 13, 2023CAI · Full3OOS208 FREIGHT LLC 3197517AM2489/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CONTRERAS TRANSPORTATION INC2323393May 23, 2025May 10, 20263UT
RG TRANSPORTATION INC1450625Aug 30, 2024Aug 30, 20241ID
208 FREIGHT LLC3197517Aug 13, 2023Aug 13, 20231ID
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.
Z003356UTCONTRERAS TRANSPORTATION INCJan 27, 2026May 10, 20262
A001580UTCONTRERAS TRANSPORTATION INCMay 23, 2025May 23, 20251
AN435IDRG TRANSPORTATION INCAug 30, 2024Aug 30, 20241
AM2489ID208 FREIGHT LLCAug 13, 2023Aug 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026