VIN 5CBTC3523XC000021 — ALLO
Recorded with Castle & King Rock & Ready Mix Inc · USDOT 2281731
Vehicle identity
| VIN | 5CBTC3523XC000021 |
| Make | ALLO |
| Vehicle type | FULL TRAILER |
| License plate | CA 4AG1702 (California) |
| Inspection window | 2025-06-04 to 2026-06-03 |
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 |
|---|---|---|---|
| 2026-06-03 | 5CBTC3523XC000021 | CA 4AG1702 | CASTLE & KING ROCK & READY MIX INC · USDOT 2281731 |
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 vehicle
Castle & King Rock & Ready Mix Inc Active
- USDOT
- 2281731
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Vacaville, CA
- Power units
- 9
- Drivers
- 9
- Inspections (24 mo)
- 19
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 25%
Carrier recorded at the latest inspection in the available records (2026-06-03). 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
5CBTC3523XC000021 is a ALLO operated by Castle & King Rock & Ready Mix Inc (USDOT 2281731). License plate on its inspection records: CA 4AG1702. 6 roadside inspections on FMCSA record. No out-of-service violations are recorded for this VIN in the available inspection records. Other violations may still be present.
What this VIN is
ALLO is the vehicle NHTSA’s VIN registry returns for 5CBTC3523XC000021.
Roadside inspection & out-of-service record
This specific vehicle appears in 6 FMCSA roadside inspections between 2025-06-04 and 2026-06-03. Across those inspections it was never placed out of service. Its most recent inspection (2026-06-03) was in California, a Level I — full inspection of the driver and the vehicle. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Castle & King Rock & Ready Mix Inc (USDOT 2281731) from 2025-06-04 to 2026-06-03 — 6 inspections, none out of service.
Operator & inspection history
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Related
Frequently Asked Questions
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