VIN 3WKDD40X6LF428950 — 2020 Western Star (WESTERN ST) T8 Series
Recorded with Grace Railroad Contractors Inc · USDOT 1844068
Vehicle identity
| VIN | 3WKDD40X6LF428950 |
| Model year | 2020 |
| Make | Western Star (WESTERN ST) |
| Model | T8 Series |
| Vehicle type | STRAIGHT TRUCK |
| License plate | AR K832001 (Arkansas) |
| Inspection window | 2026-02-02 to 2026-10-24 |
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 |
|---|---|---|---|
| 2026-10-24 | 3WKDD40X6LF428950 | AR K832001 | GRACE RAILROAD CONTRACTORS INC · USDOT 1844068 |
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
Grace Railroad Contractors Inc Active
- USDOT
- 1844068
- MC
- 956151
- Status
- Active
- Type
- Motor Carrier
- Based in
- Pine Bluff, AR
- Power units
- 40
- Drivers
- 27
- Inspections (24 mo)
- 17
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 60%
Carrier recorded at the latest inspection in the available records (2026-10-24). 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
3WKDD40X6LF428950 is a 2020 Western Star T8 Series operated by Grace Railroad Contractors Inc (USDOT 1844068). License plate on its inspection records: AR K832001. 2 roadside inspections on FMCSA record. 1 out-of-service result on record.
What this VIN is
2020 Western Star T8 Series is the vehicle NHTSA’s VIN registry returns for 3WKDD40X6LF428950. It is a truck-tractor built by KENWORTH TRUCK COMPANY at the MEXICALI, BAJA CALIFORNIA plant. Powertrain: ISX / X15 engine, 15L displacement, running on diesel. Its gross vehicle weight rating (Class 8: 33,001 lb and above (14,969 kg and above)) places it in Class 8 heavy-duty (33,001 lb GVWR and above) — the line-haul tractor / heavy straight-truck tier.
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2026-02-02 and 2026-10-24. Its records show 1 out-of-service violation across 2 inspections. Out-of-service breakdown: 1 vehicle. Its most recent inspection (2026-10-24) was in Arkansas, a Level I — full inspection of the driver and the vehicle. 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 Grace Railroad Contractors Inc (USDOT 1844068) from 2026-02-02 to 2026-10-24 — 2 inspections, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | KENWORTH |
| Model | T8 Series |
| Model Year | 2020 |
| 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 8: 33,001 lb and above (14,969 kg and above) Class 8 heavy-duty (33,001 lb GVWR and above) — the line-haul tractor / heavy straight-truck tier |
| 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 | ISX / X15 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 | 15 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 | 6x4 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
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Why was 2020 Western Star T8 Series VIN 3WKDD40X6LF428950 placed out of service?
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