Equipment unit · VIN-decoded · NHTSA vPIC

1998 Freightliner FS 65 Chassis

4UZ6CJAAXWC890699 · Incomplete - School Bus Chassis · INCOMPLETE VEHICLE
Carriers run under2
12 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJan 9, 2025
PR
Last seenJan 15, 2026
PR
Inspected under 2 different carriers in 12 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
4UZ6CJAAXWC890699
Make
Freightliner
Model
FS 65 Chassis
Model year
1998
Body class
Incomplete - School Bus Chassis
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Jul 14, 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
4UZ

Deterministic · VIN positions 1–3.

Vehicle descriptor section
6CJAA

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1998 or 2028

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

North American serial sequence
890699

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
FREIGHTLINER

Prefix basis · 5 decoded VINs at 100.0% prefix purity.

Model
FS 65 Chassis

Prefix basis · 5 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
1998

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
FS 65 Chassis

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - School Bus Chassis

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

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 · Jan 9, 2025 – Jan 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 15, 2026PRI · Full1SIXTO PEREIRA TORRES 37653586406OP/PR
Jan 13, 2026PRV · Vehicle-only4SIXTO PEREIRA TORRES 37653586406OP/PR
Jan 16, 2025PRII · Walk-around0PATILLAS BUS SERVICE INC 39219836406OP/PR
Jan 9, 2025PRI · Full5OOSPATILLAS BUS SERVICE INC 39219836406OP/PR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIXTO PEREIRA TORRES3765358Jan 13, 2026Jan 15, 20262PR
PATILLAS BUS SERVICE INC3921983Jan 9, 2025Jan 16, 20252PR
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.
6406OPPRSIXTO PEREIRA TORRESJan 13, 2026Jan 15, 20262
6406OPPRPATILLAS BUS SERVICE INCJan 9, 2025Jan 16, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 14, 2026