License Plate CA 4WJ1366 (California) — Black Diamond Trucking Llc
USDOT 4278136 · 1995 Fontaine Trailer Co.
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 |
|---|---|---|---|
| 2026-09-01 | 13N1482C2S1571559 | CA 4WJ1366 | BLACK DIAMOND TRUCKING LLC · USDOT 4278136 |
| 2025-01-27 | 13N1482C2S1571559 | CA 4WJ1366 | ERC TRANS LLC · USDOT 3595082 |
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
Black Diamond Trucking Llc Active
- USDOT
- 4278136
- MC
- 1707967
- Status
- Active
- Type
- Motor Carrier
- Based in
- Antioch, CA
- Power units
- 1
- Drivers
- 1
- Inspections (24 mo)
- 7
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-09-01). 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-4WJ1366 appears in FMCSA inspection records 5 times. Recorded on one vehicle: VIN 13N1482C2S1571559 (1995 Fontaine Trailer Co.). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Black Diamond Trucking Llc (USDOT 4278136). Vehicle make on file: Fontaine Trailer Co. (FONA) (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-4WJ1366 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-01-27 to 2026-09-01. The latest inspection was in California, a Level III — driver and paperwork only.
Vehicle on this plate
This plate is associated with a single vehicle, a 1995 Fontaine Trailer Co. — VIN 13N1482C2S1571559 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 5 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): Black Diamond Trucking Llc (USDOT 4278136) from 2026-03-21 to 2026-09-01; Erc Trans Llc (USDOT 3595082) on 2025-01-27.