Equipment unit · VIN-decoded · NHTSA vPIC

1994 Kenworth T600

3BK4HM8X4RF338346 · Truck · INCOMPLETE VEHICLE
Carriers run under1
20 mo
Inspections8
all-time
OOS inspections1
of 8
First seenJul 3, 2024
US
Last seenMar 6, 2026
US
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3BK4HM8X4RF338346
Make
Kenworth
Model
T600
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 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
3BK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
4HM8X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
338346

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 · 17 decoded VINs at 100.0% prefix purity.

Model
T600

Prefix basis · 17 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
1994

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

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 3, 2024 – Mar 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 6, 2026USI · Full1SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Dec 1, 2025USI · Full2SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Oct 18, 2025USII · Walk-around0SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Jul 21, 2025USI · Full7SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Jul 7, 2025USI · Full5SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Feb 18, 2025USI · Full1SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AU6F/MX
Jan 10, 2025USI · Full2OOSSERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
Jul 3, 2024USIII · Driver-only0SERVICIOS RAPIDOS TREBOL SA DE CV 82553509AV6F/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERVICIOS RAPIDOS TREBOL SA DE CV825535Jul 3, 2024Mar 6, 20268TA
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.
09AV6FMXSERVICIOS RAPIDOS TREBOL SA DE CVJul 3, 2024Mar 6, 20267
09AU6FMXSERVICIOS RAPIDOS TREBOL SA DE CVFeb 18, 2025Feb 18, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026