Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYD49X8JJ184702 · Truck-Tractor · TRUCK
Carriers run under3
24 mo
Inspections7
all-time
OOS inspections2
of 7
First seenJul 14, 2023
CO
Last seenJul 10, 2025
KY
Inspected under 3 different carriers in 24 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
1XKYD49X8JJ184702
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 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
8 · valid

Deterministic · position 9; calculated value 8.

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
184702

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 · Jul 14, 2023 – Jul 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2025KYIII · Driver-only1NATIONAL ROAD EXPRESS INC 3899355ZP07497/CA
Mar 18, 2025USI · Full1NATIONAL ROAD EXPRESS INC 3899355ZP07497/CA
May 8, 2024CAI · Full1STRAIGHT ROAD TRANSPORTATION INC 2910560ZP07497/CA
May 7, 2024CAI · Full5OOSSTRAIGHT ROAD TRANSPORTATION INC 2910560ZP07497/CA
Oct 2, 2023KSII · Walk-around5OOSMMA TRANSPORTATION LLC 3592508YP14892/CA
Jul 31, 2023NCIII · Driver-only1MMA TRANSPORTATION LLC 3592508YP14892/CA
Jul 14, 2023COIII · Driver-only0MMA TRANSPORTATION LLC 3592508YP14892/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NATIONAL ROAD EXPRESS INC3899355Mar 18, 2025Jul 10, 20252CA
STRAIGHT ROAD TRANSPORTATION INC2910560May 7, 2024May 8, 20242CA
MMA TRANSPORTATION LLC3592508Jul 14, 2023Oct 2, 20233CA
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.
ZP07497CANATIONAL ROAD EXPRESS INCMar 18, 2025Jul 10, 20252
ZP07497CASTRAIGHT ROAD TRANSPORTATION INCMay 7, 2024May 8, 20242
YP14892CAMMA TRANSPORTATION LLCJul 14, 2023Oct 2, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026