VIN 3WKBAJ7X9MF446848 — 2021 Kenworth (KW) T4 Series
Recorded with R Gorrill Ranch Enterprises · USDOT 2729145
Vehicle identity
| VIN | 3WKBAJ7X9MF446848 |
| Model year | 2021 |
| Make | Kenworth (KW) |
| Model | T4 Series |
| Vehicle type | TRUCK TRACTOR |
| Last inspected | 2025-09-10 |
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 |
|---|---|---|---|
| 2025-09-10 | 3WKBAJ7X9MF446848 | Not recorded | R GORRILL RANCH ENTERPRISES · USDOT 2729145 |
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
R Gorrill Ranch Enterprises Active
- USDOT
- 2729145
- MC
- 8272
- Status
- Active
- Type
- Motor Carrier
- Based in
- Durham, CA
- Power units
- 4
- Drivers
- 2
- Inspections (24 mo)
- 2
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 50%
Carrier recorded at the latest inspection in the available records (2025-09-10). 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
3WKBAJ7X9MF446848 is a 2021 Kenworth T4 Series operated by R Gorrill Ranch Enterprises (USDOT 2729145). 1 roadside inspection on FMCSA record. 1 out-of-service result on record.
What this VIN is
2021 Kenworth T4 Series is the vehicle NHTSA’s VIN registry returns for 3WKBAJ7X9MF446848. It is a truck-tractor built by KENWORTH TRUCK COMPANY at the MEXICALI, BAJA CALIFORNIA plant. Powertrain: PX-9 engine, 8.9L displacement, running on diesel. 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 1 FMCSA roadside inspection (most recent activity 2025-09-10). Its records show 1 out-of-service violation across 1 inspection. Out-of-service breakdown: 1 vehicle. Its most recent inspection (2025-09-10) was in California, a Level V — vehicle-only inspection without the driver present. Of 2 recorded violations, the most come from Vehicle Maintenance (2). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by R Gorrill Ranch Enterprises (USDOT 2729145) on 2025-09-10 — 1 inspection, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | KENWORTH |
| Model | T4 Series |
| Model Year | 2021 |
| Vehicle Type | TRUCK NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck-Tractor 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 | KENWORTH TRUCK COMPANY The legal manufacturer of record in NHTSA’s database. |
| Plant City | MEXICALI Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | BAJA CALIFORNIA |
| Plant Country | MEXICO |
| Engine Model | PX-9 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 | 8.9 Engine displacement in liters — bigger generally means more torque for heavy loads. |
| Fuel Type Primary | Diesel 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. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 2 | ! Moderate |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator & inspection history
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Frequently Asked Questions
What does VIN 3WKBAJ7X9MF446848 decode to?
Why was 2021 Kenworth T4 Series VIN 3WKBAJ7X9MF446848 placed out of service?
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