License Plate MT 4AA8579 (Montana) — Amethyst Rock Enterprises Inc
USDOT 3165217 · 2025 Ford F-550
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-07-26 | 1FDUF5GN3SDA16828 | MT 4AA8579 | AMETHYST ROCK ENTERPRISES INC · USDOT 3165217 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
Amethyst Rock Enterprises Inc Active
- USDOT
- 3165217
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Commerce City, CO
- Power units
- 13
- Drivers
- 36
- Inspections (24 mo)
- 2
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-07-26). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.
What this means
License plate MT-4AA8579 appears in FMCSA inspection records 2 times. Recorded on one vehicle: VIN 1FDUF5GN3SDA16828 (2025 Ford F-550). Most recent operating carrier: Amethyst Rock Enterprises Inc (USDOT 3165217). Vehicle make on file: Ford (STRAIGHT TRUCK). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate MT-4AA8579 (Montana) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2026-06-21 to 2026-07-26. The latest inspection was in Colorado, a Level I — full inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Montana).
Vehicle on this plate
This plate is associated with a single vehicle, a 2025 Ford F-550 — VIN 1FDUF5GN3SDA16828 (straight truck).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 2 inspections on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations. The leading violation category is Vehicle Maintenance (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Amethyst Rock Enterprises Inc (USDOT 3165217) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 1 | — Minor |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |