License Plate CA ZP37977 (California) — Happy Bro Trucking
USDOT 3648498 · 2021 Freightliner Cascadia
Most recently recorded carrier for this plate
Happy Bro Trucking Active
- USDOT
- 3648498
- MC
- 1256683
- Status
- Active
- Type
- Motor Carrier
- Based in
- Riverside, CA
- Power units
- 4
- Drivers
- 4
- Inspections (24 mo)
- 6
- Crashes (24 mo)
- 2
- Vehicle OOS rate
- 40%
Carrier recorded at the latest inspection in the available records (2026-03-14). 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
License plate CA-ZP37977 appears in FMCSA inspection records 4 times. Recorded on one vehicle: VIN 1FUJHHDR7MLMJ4698 (2021 Freightliner Cascadia). Most recent operating carrier: Happy Bro Trucking (USDOT 3648498). Vehicle make on file: Freightliner (FREIGHTLIN) (TRUCK TRACTOR). 3 out-of-service results across all inspections.
About this plate
Commercial license plate CA-ZP37977 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-02-19 to 2026-03-14. The latest inspection was in Missouri, a Level I — full inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (California).
Vehicle on this plate
This plate is associated with a single vehicle, a 2021 Freightliner Cascadia — VIN 1FUJHHDR7MLMJ4698 (truck tractor).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 4 inspections on FMCSA record. The records show 3 out-of-service violations across 4 inspections. OOS breakdown: 2 vehicle, 1 driver. The leading violation category is Vehicle Maintenance (10), then Fatigued Driving (HOS) (4). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Happy Bro Trucking (USDOT 3648498) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 10 | ⚠ High |
| Fatigued Driving (HOS) | 4 | ! Moderate |
| Driver Fitness | 1 | — Minor |
| Unsafe Driving | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |