Equipment unit · VIN-decoded · NHTSA vPIC

1987 Kenworth T600

1XKAD49X4HJ153703 · Truck-Tractor · TRUCK
T600
Carriers run under1
33 mo
Inspections10
all-time
OOS inspections2
of 10
First seenOct 23, 2023
KS
Last seenJul 8, 2026
NM
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKAD49X4HJ153703
Make
Kenworth
Model
T600
Model year
1987
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 20, 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
AD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1987 or 2017

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

North American serial sequence
153703

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 · 5,142 decoded VINs at 90.1% prefix purity.

Model
T6 Series

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model line
T600

Sourced label · prefix basis 5,142 decoded VINs at 90.1% prefix purity.

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
1987

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 23, 2023 – Jul 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 8, 2026NMII · Walk-around0BENJO EXPRESS LLC 2495104R611183/TX
Mar 27, 2026KYI · Full2BENJO EXPRESS LLC 2495104R611183/TX
Feb 13, 2026NMII · Walk-around0BENJO EXPRESS LLC 2495104R611183/TX
Mar 8, 2025TXII · Walk-around0BENJO EXPRESS LLC 2495104R611183/TX
Feb 10, 2025NMII · Walk-around0BENJO EXPRESS LLC 2495104R611183/TX
Aug 6, 2024MOI · Full2OOSBENJO EXPRESS LLC 2495104R611183/TX
Jun 7, 2024NMIII · Driver-only0BENJO EXPRESS LLC 2495104R611183/TX
Mar 25, 2024NJII · Walk-around0BENJO EXPRESS LLC 2495104R611183/TX
Dec 31, 2023IAII · Walk-around2OOSBENJO EXPRESS LLC 2495104R611183/TX
Oct 23, 2023KSIII · Driver-only1BENJO EXPRESS LLC 2495104R611183/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BENJO EXPRESS LLC2495104Oct 23, 2023Jul 8, 202610TX
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.
R611183TX1BENJO EXPRESS LLCOct 23, 2023Jul 8, 202610
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026