Equipment unit · VIN-decoded · NHTSA vPIC

1994 Kenworth T450

1NKNL50X1RS634960 · Truck · INCOMPLETE VEHICLE
Carriers run under2
13 mo
Inspections5
all-time
OOS inspections3
of 5
First seenFeb 26, 2025
SC
Last seenMar 19, 2026
SC
Inspected under 2 different carriers in 13 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
1NKNL50X1RS634960
Make
Kenworth
Model
T450
Model year
1994
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
NL50X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1994 or 2024

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

North American serial sequence
634960

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
1994

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T450

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Feb 26, 2025 – Mar 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 19, 2026SCIII · Driver-only4OOSROVAN TRANSPORTATIONS LLC 4389107P916657/SC
Oct 17, 2025SCII · Walk-around6OOSROVAN TRANSPORTATIONS LLC 4389107P916657/SC
Jul 14, 2025SCIII · Driver-only5OOSSC MADRID TRUCKING LLC 4200847P894363/SC
Feb 26, 2025SCIII · Driver-only1SC MADRID TRUCKING LLC 4200847P894363/SC
Feb 26, 2025SCIII · Driver-only1SC MADRID TRUCKING LLC 4200847P894363/SC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROVAN TRANSPORTATIONS LLC4389107Oct 17, 2025Mar 19, 20262SC
SC MADRID TRUCKING LLC4200847Feb 26, 2025Jul 14, 20253SC
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.
P916657SCROVAN TRANSPORTATIONS LLCOct 17, 2025Mar 19, 20262
P894363SCSC MADRID TRUCKING LLCFeb 26, 2025Jul 14, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026