Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYDP9XXJJ212551 · Truck-Tractor · TRUCK
Carriers run under3
22 mo
Inspections11
all-time
OOS inspections1
of 11
First seenJun 18, 2024
TX
Last seenApr 21, 2026
TX
Inspected under 3 different carriers in 22 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
1XKYDP9XXJJ212551
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 17, 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
X · valid

Deterministic · position 9; calculated value X.

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
212551

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
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 · Jun 18, 2024 – Apr 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 21, 2026TXII · Walk-around1MARTIN ROQUE TEJADA 424726196BF2H/MX
Mar 28, 2026USII · Walk-around2OOSMARTIN ROQUE TEJADA 424726196BF2H/MX
Mar 6, 2026USI · Full3MARTIN ROQUE TEJADA 424726196BF2H/MX
Oct 9, 2025USI · Full2MARTIN ROQUE TEJADA 424726180ES4H/MX
Mar 3, 2025TXI · Full1ROBERTO CARLOS ALVAREZ MARTINEZ 328259480ES4H/MX
Feb 10, 2025TXI · Full1ROBERTO CARLOS ALVAREZ MARTINEZ 328259480ES4H/MX
Jan 29, 2025USI · Full3ROBERTO CARLOS ALVAREZ MARTINEZ 328259480ES4H/MX
Jan 9, 2025TXIII · Driver-only4ROBERTO CARLOS ALVAREZ MARTINEZ 328259480ES4H/MX
Jan 2, 2025TXI · Full4ROBERTO CARLOS ALVAREZ MARTINEZ 328259480ES4H/MX
Sep 10, 2024TXII · Walk-around4ACCEL LOGISTICS INC 2069796R742075/TX
Jun 18, 2024TXII · Walk-around0ACCEL LOGISTICS INC 2069796R742075/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIN ROQUE TEJADA4247261Oct 9, 2025Apr 21, 20264TA
ROBERTO CARLOS ALVAREZ MARTINEZ3282594Jan 2, 2025Mar 3, 20255TA
ACCEL LOGISTICS INC2069796Jun 18, 2024Sep 10, 20242TX
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.
96BF2HMXMARTIN ROQUE TEJADAMar 6, 2026Apr 21, 20263
80ES4HMXMARTIN ROQUE TEJADAOct 9, 2025Oct 9, 20251
80ES4HMXROBERTO CARLOS ALVAREZ MARTINEZJan 2, 2025Mar 3, 20255
R742075TXACCEL LOGISTICS INCJun 18, 2024Sep 10, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026