VIN 1XPBD49X3PD838996 — 2023 Peterbilt (PTRB) 579
Recorded with K S Trans Service Co · USDOT 1289418
Vehicle identity
| VIN | 1XPBD49X3PD838996 |
| Model year | 2023 |
| Make | Peterbilt (PTRB) |
| Model | 579 |
| Vehicle type | TRUCK TRACTOR |
| License plates | CA ZP77314 (California) AZ AM57494 (Arizona) |
| Inspection window | 2024-09-25 to 2026-05-27 |
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 |
|---|---|---|---|
| 2026-05-27 | 1XPBD49X3PD838996 | CA ZP77314 | K S TRANS SERVICE CO · USDOT 1289418 |
| 2025-04-06 | 1XPBD49X3PD838996 | AZ AM57494 | SOORMA TRUCKING LLC · USDOT 3030671 |
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
K S Trans Service Co Active
- USDOT
- 1289418
- MC
- 495440
- Status
- Active
- Type
- Motor Carrier
- Based in
- Fresno, CA
- Power units
- 39
- Drivers
- 39
- Inspections (24 mo)
- 222
- Crashes (24 mo)
- 4
- Vehicle OOS rate
- 12.4%
Carrier recorded at the latest inspection in the available records (2026-05-27). 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
1XPBD49X3PD838996 is a 2023 Peterbilt 579 operated by K S Trans Service Co (USDOT 1289418). License plates on its inspection records: CA ZP77314, AZ AM57494. 5 roadside inspections on FMCSA record. 2 out-of-service results on record.
What this VIN is
2023 Peterbilt 579 is the vehicle NHTSA’s VIN registry returns for 1XPBD49X3PD838996. It is a truck-tractor built by PETERBILT MOTORS COMPANY at the DENTON, TEXAS plant. Powertrain: ISX 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 5 FMCSA roadside inspections between 2024-09-25 and 2026-05-27. Its records show 2 out-of-service violations across 5 inspections. Out-of-service breakdown: 1 vehicle, 1 driver. Its most recent inspection (2026-05-27) was in California, a Level I — full inspection of the driver and the vehicle. Of 9 recorded violations, the most come from Fatigued Driving (HOS) (4), followed by Vehicle Maintenance (3). Fatigued Driving (HOS) covers hours-of-service limits and logbook / ELD records.
Operator history
This VIN appears under 2 different carriers in our records, oldest first: Soorma Trucking Llc (USDOT 3030671) from 2024-09-25 to 2025-04-06 — 3 inspections, 1 out-of-service; K S Trans Service Co (USDOT 1289418) from 2025-10-23 to 2026-05-27 — 2 inspections, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | PETERBILT |
| Model | 579 |
| 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 | 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 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 |
|---|---|---|
| Fatigued Driving (HOS) | 4 | ! Moderate |
| Vehicle Maintenance | 3 | ! Moderate |
| Driver Fitness | 2 | ! Moderate |
| Unsafe Driving | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator history — 2 carriers operated this VIN
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Frequently Asked Questions
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