VIN 1XPBDP9X9MD707665 — 2021 Peterbilt 579
Recorded with Load One Llc · USDOT 1112473
Vehicle identity
| VIN | 1XPBDP9X9MD707665 |
| Model year | 2021 |
| Make | Peterbilt |
| Model | 579 |
| Vehicle type | TRUCK TRACTOR |
| License plates | MI RC48321 (Michigan) MO 19KR4W (Missouri) |
| Inspection window | 2025-01-17 to 2026-03-30 |
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 |
|---|---|---|---|
| 2026-03-30 | 1XPBDP9X9MD707665 | MI RC48321 | LOAD ONE LLC · USDOT 1112473 |
| 2025-01-17 | 1XPBDP9X9MD707665 | MO 19KR4W | NEW PRIME INC · USDOT 3706 |
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
Load One Llc Active
- USDOT
- 1112473
- MC
- 456807
- Status
- Active
- Type
- Carrier & Broker
- Based in
- Taylor, MI
- Power units
- 483
- Drivers
- 463
- Inspections (24 mo)
- 0
- Crashes (24 mo)
- 21
Carrier recorded at the latest inspection in the available records (2026-03-30). 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
1XPBDP9X9MD707665 is a 2021 Peterbilt 579 operated by Load One Llc (USDOT 1112473). License plates on its inspection records: MI RC48321, MO 19KR4W. 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. 2 NHTSA recalls match the year/make/model.
What this VIN is
2021 Peterbilt 579 is the vehicle NHTSA’s VIN registry returns for 1XPBDP9X9MD707665. It is a truck-tractor built by PETERBILT MOTORS COMPANY at the DENTON, TEXAS plant. Powertrain: MX/MX-13 engine, 12.9L 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 4 FMCSA roadside inspections between 2025-01-17 and 2026-03-30. Across those inspections it was never placed out of service. Its most recent inspection (2026-03-30) was in Ohio, a Level II — walk-around inspection of the driver and the vehicle. 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: New Prime Inc (USDOT 3706) on 2025-01-17 — 1 inspection, none out of service; Load One Llc (USDOT 1112473) from 2025-05-03 to 2026-03-30 — 3 inspections, none out of service.
Recalls & owner complaints
2 NHTSA safety recalls have been issued for the 2021 Peterbilt 579 platform. The most recent, 23V423000, concerns paccar, incorporated (paccar) is recalling certain 2021-2023 peterbilt 579 vehicles equipped with mx-13 engines and 160-amp alternators. a … 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 | 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 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 | MX/MX-13 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 | 12.9 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. |
Operator history — 2 carriers operated this VIN
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Nearby VINs in our inspection database
2 recall(s) matching this make/model/year
Issue: PACCAR, Incorporated (PACCAR) is recalling certain 2021-2023 Peterbilt 579 vehicles equipped with MX-13 engines and 160-amp alternators. A fastener on the front spring bracket may have been installed with the head on the outside of the frame rail, which can chafe and damage the alternator positive
Risk: A damaged alternator cable increases the risk of a fire.
Fix: Dealers will replace the frame fastener and secure the alternator cable, free of charge. Owner notification letters are expected to be mailed August 11, 2023. Owners may contact Peterbilt's customer service at 1-940-591-4220. PACCAR's number for t
Issue: PACCAR Incorporated (PACCAR) is recalling certain 2021 Peterbilt 348 and 579 vehicles. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which may cause the pressure plate to shift.
Risk: The pressure plate may tear the diaphragm, causing a loss of air pressure and increasing the risk of a crash.
Fix: Dealers will replace brake chambers, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact PACCAR (Peterbilt) customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBE.
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