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Vehicle Detail

VIN 1NP5DB9X81N555491 — 2001 Peterbilt (PTRB) 379

Recorded with Dalia Ramirez · USDOT 2260527

No recalls match

Vehicle identity

VIN1NP5DB9X81N555491
Model year2001
MakePeterbilt (PTRB)
Model379
Vehicle typeTRUCK TRACTOR
License plateTX R201758 (Texas)
Inspection window2026-02-19 to 2026-07-20

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.

Earliest and latest dates below are observations we have retained, not registration dates.
Observed datesVINPlateReported carrier
2026-07-201NP5DB9X81N555491TX R201758DALIA RAMIREZ · USDOT 2260527

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

Dalia Ramirez Active

USDOT
2260527
MC
771488
Status
Active
Type
Motor Carrier
Based in
Pharr, TX
Power units
1
Drivers
1
Inspections (24 mo)
2
Crashes (24 mo)
0
Vehicle OOS rate
50%

Carrier recorded at the latest inspection in the available records (2026-07-20). 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.
VIN
1NP5DB9X81N555491
Year/Make
2001 Peterbilt (PTRB)
Inspections
2
Open recalls
0

What this means

1NP5DB9X81N555491 is a 2001 Peterbilt 379 operated by Dalia Ramirez (USDOT 2260527). License plate on its inspection records: TX R201758. 2 roadside inspections on FMCSA record. 3 out-of-service results on record.

What this VIN is

2001 Peterbilt 379 is the vehicle NHTSA’s VIN registry returns for 1NP5DB9X81N555491. It is a truck-tractor built by PETERBILT MOTORS COMPANY at the MADISON, TENNESSEE plant. Powertrain: 3406/C15/C16 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 2 FMCSA roadside inspections between 2026-02-19 and 2026-07-20. Its records show 3 out-of-service violations across 2 inspections. Out-of-service breakdown: 3 vehicle. Its most recent inspection (2026-07-20) was in Texas, a Level II — walk-around inspection of the driver and the vehicle. Of 15 recorded violations, the most come from Vehicle Maintenance (15). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.

Operator history

Operated by Dalia Ramirez (USDOT 2260527) from 2026-02-19 to 2026-07-20 — 2 inspections, 3 out-of-service.

Full spec sheet (NHTSA vPIC decode)
MakePETERBILT
Model379
Model Year2001
Vehicle TypeINCOMPLETE VEHICLE
NHTSA’s top-level vehicle category derived from the VIN.
Body ClassTruck-Tractor
The body style NHTSA assigns from the VIN — e.g. truck-tractor, straight truck, or cutaway.
G V W RClass 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
ManufacturerPETERBILT MOTORS COMPANY
The legal manufacturer of record in NHTSA’s database.
Plant CityMADISON
Where the chassis was assembled — useful for verifying the VIN against the build record.
Plant StateTENNESSEE
Plant CountryUNITED STATES (USA)
Engine Model3406/C15/C16
The engine family installed at the factory — a major driver of resale value and parts availability.
Brake System TypeAir
Air vs hydraulic brakes — air brakes are standard on heavy trucks and require an endorsement.
Drive Type6x4
Axle drive configuration (e.g. 6x4), which affects traction and fuel economy.
FMCSA BASIC safety category breakdown
BASIC CategoryViolationsStatus
Vehicle Maintenance15⚠ High
Unsafe Driving0✓ Clean
Driver Fitness0✓ Clean
Fatigued Driving (HOS)0✓ Clean
Controlled Substances0✓ Clean
Hazmat0✓ Clean
Operator & inspection history
Operated by DALIA RAMIREZ (DOT 2260527)2026-02-19 → 2026-07-20
2 inspections · 3 OOS · 15 violations
Last inspected in Texas · Level II — walk-around inspection of the driver and the vehicle · Plate TX R201758
Related vehicles
Other vehicles operated by Dalia Ramirez
Nearby VINs in our inspection database

Related

Frequently Asked Questions

What does VIN 1NP5DB9X81N555491 decode to?
VIN 1NP5DB9X81N555491 decodes to a 2001 Peterbilt 379 — body: Truck-Tractor; GVWR: Class 8: 33,001 lb and above (14,969 kg and above); engine: 3406/C15/C16. The make is filed with FMCSA as PTRB.
Why was 2001 Peterbilt 379 VIN 1NP5DB9X81N555491 placed out of service?
This vehicle has 3 out-of-service violations across 2 inspections. By type: 3 vehicle. Most of its violations are in Vehicle Maintenance (15), which covers brakes, lights, tires, load securement and other mechanical condition items.
What license plate is on VIN 1NP5DB9X81N555491?
FMCSA inspection records list plate for this vehicle: TX R201758 (Texas).

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