VIN 1NPZXD0X5XD711079 — 1999 Peterbilt 320
Recorded with United Disposal Inc · USDOT 1788512
Vehicle identity
| VIN | 1NPZXD0X5XD711079 |
| Model year | 1999 |
| Make | Peterbilt |
| Model | 320 |
| Vehicle type | STRAIGHT TRUCK |
| License plate | AZ N2A8C2 (Arizona) |
| Last inspected | 2026-04-01 |
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 |
|---|---|---|---|
| 2026-04-01 | 1NPZXD0X5XD711079 | AZ N2A8C2 | UNITED DISPOSAL INC · USDOT 1788512 |
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
United Disposal Inc Active
- USDOT
- 1788512
- MC
- 651506
- Status
- Active
- Type
- Motor Carrier
- Based in
- Paulden, AZ
- Power units
- 26
- Drivers
- 14
- Inspections (24 mo)
- 10
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 90%
Carrier recorded at the latest inspection in the available records (2026-04-01). 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
1NPZXD0X5XD711079 is a 1999 Peterbilt 320 operated by United Disposal Inc (USDOT 1788512). License plate on its inspection records: AZ N2A8C2. 1 roadside inspection on FMCSA record. 7 out-of-service results on record.
What this VIN is
1999 Peterbilt 320 is the vehicle NHTSA’s VIN registry returns for 1NPZXD0X5XD711079. It is a truck built by PETERBILT MOTORS COMPANY at the DENTON, TEXAS plant. Powertrain: 3126/C7 engine. 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 1 FMCSA roadside inspection (most recent activity 2026-04-01). Its records show 7 out-of-service violations across 1 inspection. Out-of-service breakdown: 7 vehicle. Its most recent inspection (2026-04-01) was in Arizona, a Level I — full inspection of the driver and the vehicle. Of 12 recorded violations, the most come from Vehicle Maintenance (12). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by United Disposal Inc (USDOT 1788512) on 2026-04-01 — 1 inspection, 7 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | PETERBILT |
| Model | 320 |
| Model Year | 1999 |
| Vehicle Type | INCOMPLETE VEHICLE NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck 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 | 3126/C7 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 | Other Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 12 | ⚠ High |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator & inspection history
Related vehicles
- 1M2AC07C03M007812 Mack (1 insp · 4 OOS)
- 1WXDCHBD5HN303521 WHITE (1 insp · 3 OOS)
- 5VCDC6JFX8H205923 Autocar (1 insp · 2 OOS)
- 5VCEC6ME96H202595 Autocar (1 insp · 2 OOS)
- 3ALHCYFE7RDUR6189 Freightliner (1 insp · 1 OOS)
- 1CYCCK4821T045410 CCC (1 insp · 1 OOS)
Related
Frequently Asked Questions
What does VIN 1NPZXD0X5XD711079 decode to?
Why was 1999 Peterbilt 320 VIN 1NPZXD0X5XD711079 placed out of service?
What license plate is on VIN 1NPZXD0X5XD711079?
Vetting a used truck purchase?
Tell us what you're looking for and we'll send matching new or used trucks — no obligation.