License Plate CA 4RG5127 (California) — Biagi Bros Inc
USDOT 433123 · 2018 Utility Trailer Manufacturer
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 |
|---|---|---|---|
| 2026-05-18 | 1UYVS2530J3092906 | CA 4RG5127 | BIAGI BROS INC · USDOT 433123 |
| 2026-04-30 | 1UYVS2530J3092906 | CA 4RG5127 | DIAZ AND SONS TRANSPORTATION INC · USDOT 1386399 |
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
Biagi Bros Inc Active
- USDOT
- 433123
- MC
- 247822
- Status
- Active
- Type
- Carrier & Broker & Shipper
- Based in
- Napa, CA
- Power units
- 149
- Drivers
- 149
- Inspections (24 mo)
- 263
- Crashes (24 mo)
- 12
- Vehicle OOS rate
- 9.1%
Carrier recorded at the latest inspection in the available records (2026-05-18). 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.This plate has also been operated by 1 other carrier (listed below).
What this means
License plate CA-4RG5127 appears in FMCSA inspection records 3 times. Recorded on one vehicle: VIN 1UYVS2530J3092906 (2018 Utility Trailer Manufacturer). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Biagi Bros Inc (USDOT 433123). Vehicle make on file: Utility (UTIL) (SEMI-TRAILER). 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 CA-4RG5127 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-11-19 to 2026-05-18. The latest inspection was in California, a Level I — full inspection of the driver and the vehicle.
Vehicle on this plate
This plate is associated with a single vehicle, a 2018 Utility Trailer Manufacturer — VIN 1UYVS2530J3092906 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 3 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.
Operators
2 carriers have operated vehicles under this plate (most recent first): Biagi Bros Inc (USDOT 433123) from 2025-11-19 to 2026-05-18; Diaz And Sons Transportation Inc (USDOT 1386399) on 2026-04-30.