VIN 4UZABRF57MCMN9953 — 2021 THMS B2 Bus Chassis
Recorded with North Monterey County Unified School District · USDOT 2652682
Vehicle identity
| VIN | 4UZABRF57MCMN9953 |
| Model year | 2021 |
| Make | THMS |
| Model | B2 Bus Chassis |
| Vehicle type | SCHOOL BUS |
| License plate | CA 1605764 (California) |
| Inspection window | 2024-11-12 to 2026-10-26 |
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 |
|---|---|---|---|
| 2026-10-26 | 4UZABRF57MCMN9953 | CA 1605764 | NORTH MONTEREY COUNTY UNIFIED SCHOOL DISTRICT · USDOT 2652682 |
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
North Monterey County Unified School District Active
- USDOT
- 2652682
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Salinas, CA
- Power units
- 48
- Drivers
- 30
- Inspections (24 mo)
- 99
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 5.1%
Carrier recorded at the latest inspection in the available records (2026-10-26). 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
4UZABRF57MCMN9953 is a 2021 THMS B2 Bus Chassis operated by North Monterey County Unified School District (USDOT 2652682). License plate on its inspection records: CA 1605764. 5 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
2021 THMS B2 Bus Chassis is the vehicle NHTSA’s VIN registry returns for 4UZABRF57MCMN9953. It is a incomplete - school bus chassis built by FREIGHTLINER CUSTOM CHASSIS CORP. at the GAFFNEY, SOUTH CAROLINA plant. Powertrain: Cummins B6.7 engine, 6.7L displacement, running on natural gas. Its gross vehicle weight rating (Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)) places it in Class 7 heavy-duty (26,001–33,000 lb) — large straight trucks, often requiring a CDL.
Roadside inspection & out-of-service record
This specific vehicle appears in 5 FMCSA roadside inspections between 2024-11-12 and 2026-10-26. Across those inspections it was never placed out of service. Its most recent inspection (2026-10-26) was in California, a Level V — vehicle-only inspection without the driver present. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by North Monterey County Unified School District (USDOT 2652682) from 2024-11-12 to 2026-10-26 — 5 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | FREIGHTLINER |
| Model | B2 Bus Chassis |
| Model Year | 2021 |
| Vehicle Type | INCOMPLETE VEHICLE NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Incomplete - School Bus Chassis The body style NHTSA assigns from the VIN — e.g. truck-tractor, straight truck, or cutaway. |
| G V W R | Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg) Class 7 heavy-duty (26,001–33,000 lb) — large straight trucks, often requiring a CDL |
| Manufacturer | FREIGHTLINER CUSTOM CHASSIS CORP. The legal manufacturer of record in NHTSA’s database. |
| Plant City | GAFFNEY Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | SOUTH CAROLINA |
| Plant Country | UNITED STATES (USA) |
| Engine Model | Cummins B6.7 The engine family installed at the factory — a major driver of resale value and parts availability. |
| Engine Configuration | In-Line Cylinder layout (e.g. inline-6), the dominant configuration in Class 8 diesels. |
| Engine Cylinders | 6 |
| Displacement L | 6.7 Engine displacement in liters — bigger generally means more torque for heavy loads. |
| Fuel Type Primary | Natural Gas Primary fuel — diesel dominates heavy trucking; CNG/electric change maintenance and range. |
| Brake System Type | Air Air vs hydraulic brakes — air brakes are standard on heavy trucks and require an endorsement. |
| Drive Type | 4x2 Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
Operator & inspection history
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