VIN 5KJJBWDR1PLNT3478 — 2023 Western Star (WSTR) 49X Chassis
Recorded with Mercer Transportation Company Inc · USDOT 154712
Vehicle identity
| VIN | 5KJJBWDR1PLNT3478 |
| Model year | 2023 |
| Make | Western Star (WSTR) |
| Model | 49X Chassis |
| Vehicle type | TRUCK TRACTOR |
| License plates | IN 3012049 (Indiana) PA AH53856 (Pennsylvania) |
| Inspection window | 2025-02-19 to 2026-06-12 |
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 |
|---|---|---|---|
| 2026-06-12 | 5KJJBWDR1PLNT3478 | IN 3012049 | MERCER TRANSPORTATION COMPANY INC · USDOT 154712 |
| 2025-08-24 | 5KJJBWDR1PLNT3478 | PA AH53856 | LMZ EXPRESS LLC · USDOT 2578564 |
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
Mercer Transportation Company Inc Active
- USDOT
- 154712
- MC
- 143059
- Status
- Active
- Type
- Carrier & Broker & Freight Forwarder
- Based in
- Louisville, KY
- Power units
- 1,605
- Drivers
- 1,708
- Inspections (24 mo)
- 4,024
- Crashes (24 mo)
- 109
- Vehicle OOS rate
- 22%
Carrier recorded at the latest inspection in the available records (2026-06-12). 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 vehicle has also been operated by 1 other carrier (listed below).
What this means
5KJJBWDR1PLNT3478 is a 2023 Western Star 49X Chassis operated by Mercer Transportation Company Inc (USDOT 154712). License plates on its inspection records: IN 3012049, PA AH53856. 4 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
2023 Western Star 49X Chassis is the vehicle NHTSA’s VIN registry returns for 5KJJBWDR1PLNT3478. It is a truck-tractor built by DAIMLER TRUCK NORTH AMERICA LLC at the CLEVELAND, NORTH CAROLINA plant. Powertrain: Diesel DD15 engine, 14.8L 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 4 FMCSA roadside inspections between 2025-02-19 and 2026-06-12. Across those inspections it was never placed out of service. Its most recent inspection (2026-06-12) was in Montana, a Level III — driver and paperwork only. No violations were recorded against this vehicle in our inspection window.
Operator history
This VIN appears under 2 different carriers in our records, oldest first: Lmz Express Llc (USDOT 2578564) from 2025-02-19 to 2025-08-24 — 2 inspections, none out of service; Mercer Transportation Company Inc (USDOT 154712) from 2026-04-06 to 2026-06-12 — 2 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | WESTERN STAR |
| Model | 49X Chassis |
| Model Year | 2023 |
| 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 | DAIMLER TRUCK NORTH AMERICA LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | CLEVELAND Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | NORTH CAROLINA |
| Plant Country | UNITED STATES (USA) |
| Engine Model | Diesel DD15 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 | 14.8 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. |
Operator history — 2 carriers operated this VIN
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