VIN 1NPBGGGG20D448449 — Peterbilt 579
Recorded with L Walther And Sons Of Georgia Inc · USDOT 2531018
Vehicle identity
| VIN | 1NPBGGGG20D448449 |
| Make | Peterbilt |
| Model | 579 |
| Vehicle type | TRUCK TRACTOR |
| License plate | MI RB89916 (Michigan) |
| Inspection window | 2024-11-20 to 2025-08-27 |
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 |
|---|---|---|---|
| 2025-08-27 | 1NPBGGGG20D448449 | MI RB89916 | L WALTHER AND SONS OF GEORGIA INC · USDOT 2531018 |
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
L Walther And Sons Of Georgia Inc Active
- USDOT
- 2531018
- MC
- 889553
- Status
- Active
- Type
- Motor Carrier
- Based in
- Three Rivers, MI
- Power units
- 21
- Drivers
- 25
- Inspections (24 mo)
- 6
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 66.7%
Carrier recorded at the latest inspection in the available records (2025-08-27). 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.What this means
1NPBGGGG20D448449 is a Peterbilt 579 operated by L Walther And Sons Of Georgia Inc (USDOT 2531018). License plate on its inspection records: MI RB89916. 3 roadside inspections on FMCSA record. 1 out-of-service result on record.
What this VIN is
Peterbilt 579 is the vehicle NHTSA’s VIN registry returns for 1NPBGGGG20D448449. It is a incomplete - glider built by PETERBILT MOTORS COMPANY at the DENTON, TEXAS plant. Powertrain: Glider engine.
Roadside inspection & out-of-service record
This specific vehicle appears in 3 FMCSA roadside inspections between 2024-11-20 and 2025-08-27. Its records show 1 out-of-service violation across 3 inspections. Out-of-service breakdown: 1 vehicle. Its most recent inspection (2025-08-27) was in Michigan, a Level III — driver and paperwork only. Of 1 recorded violation, the most come from Vehicle Maintenance (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by L Walther And Sons Of Georgia Inc (USDOT 2531018) from 2024-11-20 to 2025-08-27 — 3 inspections, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | PETERBILT |
| Model | 579 |
| Vehicle Type | INCOMPLETE VEHICLE NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Incomplete - Glider The body style NHTSA assigns from the VIN — e.g. truck-tractor, straight truck, or cutaway. |
| 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 | Glider The engine family installed at the factory — a major driver of resale value and parts availability. |
| Brake System Type | Air Air vs hydraulic brakes — air brakes are standard on heavy trucks and require an endorsement. |
| Drive Type | Glider Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 1 | — Minor |
| 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 Peterbilt 579 VIN 1NPBGGGG20D448449 placed out of service?
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