Equipment unit · VIN-decoded · NHTSA vPIC

1989 Kenworth T600

1XKADB9X7KS526738 · Truck-Tractor · TRUCK
Carriers run under3
8 mo
Inspections4
all-time
OOS inspections4
of 4
First seenNov 17, 2025
TX
Last seenJul 29, 2026
TX
Inspected under 3 different carriers in 8 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
1XKADB9X7KS526738
Make
Kenworth
Model
T600
Model year
1989
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 26, 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
ADB9X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1989 or 2019

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

North American serial sequence
526738

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
1989

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T600

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Nov 17, 2025 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026TXII · Walk-around6OOSTRUCKING AND CONSTRUCTION COMPANY OF TEXAS INC 20511011P04974/TX
Mar 31, 2026TXII · Walk-around13OOSA2 TRUCKING LLC 317054538N662N/TX
Feb 13, 2026TXI · Full11OOSA2 TRUCKING LLC 3170545HNG3901/TX
Nov 17, 2025TXII · Walk-around2OOSRICHARD MUNOZ TRUCKING LLC 951083R767747/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRUCKING AND CONSTRUCTION COMPANY OF TEXAS INC2051101Jul 29, 2026Jul 29, 20261TX
A2 TRUCKING LLC3170545Feb 13, 2026Mar 31, 20262TX
RICHARD MUNOZ TRUCKING LLC951083Nov 17, 2025Nov 17, 20251TX
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.
1P04974TX1TRUCKING AND CONSTRUCTION COMPANY OF TEXAS INCJul 29, 2026Jul 29, 20261
38N662NTXA2 TRUCKING LLCMar 31, 2026Mar 31, 20261
HNG3901TXA2 TRUCKING LLCFeb 13, 2026Feb 13, 20261
R767747TXRICHARD MUNOZ TRUCKING LLCNov 17, 2025Nov 17, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026