VIN 1NKDLB0X9XR835021 — 1999 Kenworth T800
Recorded with 4Rb Equipment Llc · USDOT 3253155
Vehicle identity
| VIN | 1NKDLB0X9XR835021 |
| Model year | 1999 |
| Make | Kenworth |
| Model | T800 |
| Vehicle type | STRAIGHT TRUCK |
| License plate | AZ CL90859 (Arizona) |
| Inspection window | 2025-08-19 to 2026-03-31 |
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 |
|---|---|---|---|
| 2026-03-31 | 1NKDLB0X9XR835021 | AZ CL90859 | 4RB EQUIPMENT LLC · USDOT 3253155 |
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
4Rb Equipment Llc Active
- USDOT
- 3253155
- MC
- —
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Apache Jct, AZ
- Power units
- 37
- Drivers
- 18
- Inspections (24 mo)
- 5
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 60%
Carrier recorded at the latest inspection in the available records (2026-03-31). 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
1NKDLB0X9XR835021 is a 1999 Kenworth T800 operated by 4Rb Equipment Llc (USDOT 3253155). License plate on its inspection records: AZ CL90859. 3 roadside inspections on FMCSA record. 2 out-of-service results on record.
What this VIN is
1999 Kenworth T800 is the vehicle NHTSA’s VIN registry returns for 1NKDLB0X9XR835021. It is a truck built by KENWORTH TRUCK COMPANY at the RENTON, WASHINGTON plant. Powertrain: 3406 engine, 14.6L 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 3 FMCSA roadside inspections between 2025-08-19 and 2026-03-31. Its records show 2 out-of-service violations across 3 inspections. Out-of-service breakdown: 2 vehicle. Its most recent inspection (2026-03-31) was in Arizona, a Level II — walk-around inspection of the driver and the vehicle. Of 16 recorded violations, the most come from Vehicle Maintenance (15), followed by Unsafe Driving (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by 4Rb Equipment Llc (USDOT 3253155) from 2025-08-19 to 2026-03-31 — 3 inspections, 2 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | KENWORTH |
| Model | T800 |
| 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 | KENWORTH TRUCK COMPANY The legal manufacturer of record in NHTSA’s database. |
| Plant City | RENTON Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | WASHINGTON |
| Plant Country | UNITED STATES (USA) |
| Engine Model | 3406 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 | 14.6 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 |
|---|---|---|
| Vehicle Maintenance | 15 | ⚠ High |
| Unsafe Driving | 1 | — Minor |
| 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
What does VIN 1NKDLB0X9XR835021 decode to?
Why was 1999 Kenworth T800 VIN 1NKDLB0X9XR835021 placed out of service?
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