VIN 1XPBD49X6TD779713 — 2026 Peterbilt 579
Recorded with William E Smith Trucking Inc · USDOT 148573
Vehicle identity
| VIN | 1XPBD49X6TD779713 |
| Model year | 2026 |
| Make | Peterbilt |
| Model | 579 |
| Vehicle type | TRUCK TRACTOR |
| License plates | NC VV9722 (North Carolina) NC VV9772 (North Carolina) |
| Inspection window | 2026-06-17 to 2026-10-14 |
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 |
|---|---|---|---|
| 2026-10-14 | 1XPBD49X6TD779713 | NC VV9722 | WILLIAM E SMITH TRUCKING INC · USDOT 148573 |
| 2026-06-17 | 1XPBD49X6TD779713 | NC VV9772 | BILLORUS TRANSPORT LLC · USDOT 3749157 |
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
William E Smith Trucking Inc Active
- USDOT
- 148573
- MC
- 204976
- Status
- Active
- Type
- Motor Carrier
- Based in
- Mt Airy, NC
- Power units
- 17
- Drivers
- 33
- Inspections (24 mo)
- 26
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-10-14). 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.This vehicle has also been operated by 1 other carrier (listed below).
What this means
1XPBD49X6TD779713 is a 2026 Peterbilt 579 operated by William E Smith Trucking Inc (USDOT 148573). License plates on its inspection records: NC VV9722, NC VV9772. 2 roadside inspections on FMCSA record. 1 out-of-service result on record. 1 NHTSA recall matches the year/make/model.
What this VIN is
2026 Peterbilt 579 is the vehicle NHTSA’s VIN registry returns for 1XPBD49X6TD779713. It is a truck-tractor built by PETERBILT MOTORS COMPANY at the DENTON, TEXAS plant. Powertrain: ISX/ISX15/X15 engine, 14.9L 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 2026-06-17 and 2026-10-14. Its records show 1 out-of-service violation across 2 inspections. Out-of-service breakdown: 1 vehicle. Its most recent inspection (2026-10-14) was in Tennessee, 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
This VIN appears under 2 different carriers in our records, oldest first: Billorus Transport Llc (USDOT 3749157) on 2026-06-17 — 1 inspection, 1 out-of-service; William E Smith Trucking Inc (USDOT 148573) on 2026-10-14 — 1 inspection, none out of service.
Recalls & owner complaints
1 NHTSA safety recall has been issued for the 2026 Peterbilt 579 platform. The most recent, 26V442000, concerns paccar incorporated (paccar) is recalling certain 2026-2027 peterbilt 579 and 2027 kenworth t680 tractors. the trailer air connection quick … Recalls are issued by make/model/year and may cover only a specific build range, so a match here does not confirm this exact VIN was included. Owners have filed 1 complaint with NHTSA against this make/model/year.
Full spec sheet (NHTSA vPIC decode)
| Make | PETERBILT |
| Model | 579 |
| Model Year | 2026 |
| 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 | PETERBILT MOTORS COMPANY The legal manufacturer of record in NHTSA’s database. |
| Plant City | DENTON Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | TEXAS |
| Plant Country | UNITED STATES (USA) |
| Engine Model | ISX/ISX15/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 | 14.9 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 | 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 history — 2 carriers operated this VIN
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Nearby VINs in our inspection database
1 recall(s) matching this make/model/year
Issue: PACCAR Incorporated (PACCAR) is recalling certain 2026-2027 Peterbilt 579 and 2027 Kenworth T680 tractors. The trailer air connection quick release (QR) valve in the air brake system may have been incorrectly installed, which can cause the trailer to become unstable after the driver applies the brak
Risk: An incorrectly installed quick release valve that does not function properly can increase the risk of a crash.
Fix: Paccar inspected and reinstalled the valves, as necessary, free of charge. All affected tractors have been repaired and therefore no owner notification letters are necessary. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenwo
Related
Frequently Asked Questions
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