Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

3WKYD49X3JF505288 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections18
all-time
OOS inspections6
of 18
First seenNov 30, 2023
CA
Last seenJun 10, 2026
CA
Inspected under 2 different carriers in 31 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
3WKYD49X3JF505288
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 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
YD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
505288

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 · 1,094 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 1,094 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 · Nov 30, 2023 – Jun 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 10, 2026CAI · Full3D RAMIREZ TRANSPORT INC 1405178XP24166/CA
Apr 3, 2026CAIII · Driver-only6OOSD RAMIREZ TRANSPORT INC 1405178XP24166/CA
Feb 24, 2026USII · Walk-around0D RAMIREZ TRANSPORT INC 1405178XP24166/CA
Nov 24, 2025USI · Full0RMZ TRANSPORT INC 2798127XP24166/CA
Jun 27, 2025CAI · Full0RMZ TRANSPORT INC 2798127XP24166/CA
Jun 18, 2025CAIII · Driver-only1RMZ TRANSPORT INC 2798127XP24166/CA
Jun 12, 2025CAIII · Driver-only0RMZ TRANSPORT INC 2798127XP24166/CA
Jan 27, 2025CAIII · Driver-only0RMZ TRANSPORT INC 2798127XP24166/CA
Nov 12, 2024CAIII · Driver-only0RMZ TRANSPORT INC 2798127XP24166/CA
Oct 10, 2024CAIII · Driver-only0RMZ TRANSPORT INC 2798127XP24166/CA
Aug 1, 2024USI · Full0RMZ TRANSPORT INC 2798127XP24166/CA
Jul 9, 2024USI · Full6OOSRMZ TRANSPORT INC 2798127XP24166/CA
May 31, 2024USI · Full1OOSRMZ TRANSPORT INC 2798127XP24166/CA
May 7, 2024CAII · Walk-around3OOSRMZ TRANSPORT INC 2798127XP24166/CA
Feb 21, 2024CAII · Walk-around1OOSRMZ TRANSPORT INC 2798127XP24166/CA
Jan 23, 2024CAI · Full3OOSRMZ TRANSPORT INC 2798127XP24166/CA
Jan 2, 2024CAII · Walk-around3RMZ TRANSPORT INC 2798127XP24166/CA
Nov 30, 2023CAIII · Driver-only0RMZ TRANSPORT INC 2798127XP24166/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
D RAMIREZ TRANSPORT INC1405178Feb 24, 2026Jun 10, 20263CA
RMZ TRANSPORT INC2798127Nov 30, 2023Nov 24, 202515CA
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.
XP24166CAD RAMIREZ TRANSPORT INCFeb 24, 2026Jun 10, 20263
XP24166CARMZ TRANSPORT INCNov 30, 2023Nov 24, 202515
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026