VIN S91SH4821EC116741 — UNK
Recorded with Advanced Chemical Transport Llc · USDOT 1607894
Vehicle identity
| VIN | S91SH4821EC116741 |
| Make | UNK |
| Vehicle type | SEMI-TRAILER |
| License plate | CA 4KB7998 (California) |
| Inspection window | 2024-12-17 to 2025-03-05 |
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 |
|---|---|---|---|
| 2025-03-05 | S91SH4821EC116741 | CA 4KB7998 | ADVANCED CHEMICAL TRANSPORT LLC · USDOT 1607894 |
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
Advanced Chemical Transport Llc Active
- USDOT
- 1607894
- MC
- 594583
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- San Jose, CA
- Power units
- 238
- Drivers
- 176
- Inspections (24 mo)
- 0
- Crashes (24 mo)
- 2
Carrier recorded at the latest inspection in the available records (2025-03-05). 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
S91SH4821EC116741 is a UNK operated by Advanced Chemical Transport Llc (USDOT 1607894). License plate on its inspection records: CA 4KB7998. 2 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
UNK is the vehicle NHTSA’s VIN registry returns for S91SH4821EC116741.
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2024-12-17 and 2025-03-05. Across those inspections it was never placed out of service. Its most recent inspection (2025-03-05) was in New Mexico, a Level II — walk-around inspection of the driver and the vehicle. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Advanced Chemical Transport Llc (USDOT 1607894) from 2024-12-17 to 2025-03-05 — 2 inspections, none out of service.
Operator & inspection history
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Frequently Asked Questions
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