License Plate CA DT66066 (California) — Quartz Transportation Llc
USDOT 3168539 · Fruehauf
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 |
|---|---|---|---|
| 2026-10-07 | 1H4N04028KJ016179 | CA DT66066 | QUARTZ TRANSPORTATION LLC · USDOT 3168539 |
| 2025-11-28 | 1H4N04028KJ016179 | CA DT66066 | KNIGHT TRANSPORTATION INC · USDOT 428823 |
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
Quartz Transportation Llc Active
- USDOT
- 3168539
- MC
- 116396
- Status
- Active
- Type
- Motor Carrier
- Based in
- Rancho Cucamonga, CA
- Power units
- 38
- Drivers
- 38
- Inspections (24 mo)
- 245
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 30.8%
Carrier recorded at the latest inspection in the available records (2026-10-07). 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-DT66066 appears in FMCSA inspection records 2 times. Recorded on one vehicle: VIN 1H4N04028KJ016179 (Fruehauf). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Quartz Transportation Llc (USDOT 3168539). Vehicle make on file: Fruehauf (FRUE) (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-DT66066 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-11-28 to 2026-10-07. The latest inspection was in California, a Level II — walk-around inspection of the driver and the vehicle.
Vehicle on this plate
This plate is associated with a single vehicle, a Fruehauf — VIN 1H4N04028KJ016179 (semi-trailer).
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.
Operators
2 carriers have operated vehicles under this plate (most recent first): Quartz Transportation Llc (USDOT 3168539) on 2026-10-07; Knight Transportation Inc (USDOT 428823) on 2025-11-28.