VIN 1NKWGGGG30R158487 — Kenworth W9 Series
Recorded with Monson & Sons Inc · USDOT 1281660
Vehicle identity
| VIN | 1NKWGGGG30R158487 |
| Make | Kenworth |
| Model | W9 Series |
| Vehicle type | TRUCK TRACTOR |
| License plate | IA LR6743 (Iowa) |
| Inspection window | 2024-12-21 to 2026-06-18 |
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 |
|---|---|---|---|
| 2026-06-18 | 1NKWGGGG30R158487 | IA LR6743 | MONSON & SONS INC · USDOT 1281660 |
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
Monson & Sons Inc Active
- USDOT
- 1281660
- MC
- 447750
- Status
- Active
- Type
- Motor Carrier
- Based in
- Britt, IA
- Power units
- 175
- Drivers
- 165
- Inspections (24 mo)
- 189
- Crashes (24 mo)
- 10
- Vehicle OOS rate
- 24.3%
Carrier recorded at the latest inspection in the available records (2026-06-18). 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
1NKWGGGG30R158487 is a Kenworth W9 Series operated by Monson & Sons Inc (USDOT 1281660). License plate on its inspection records: IA LR6743. 4 roadside inspections on FMCSA record. 1 out-of-service result on record.
What this VIN is
Kenworth W9 Series is the vehicle NHTSA’s VIN registry returns for 1NKWGGGG30R158487. It is a incomplete - glider built by KENWORTH TRUCK COMPANY at the RENTON, WASHINGTON plant. Powertrain: GX engine.
Roadside inspection & out-of-service record
This specific vehicle appears in 4 FMCSA roadside inspections between 2024-12-21 and 2026-06-18. Its records show 1 out-of-service violation across 4 inspections. Out-of-service breakdown: 1 vehicle. Its most recent inspection (2026-06-18) was in Illinois, a Level II — walk-around inspection of the driver and the vehicle. Of 3 recorded violations, the most come from Vehicle Maintenance (3). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by Monson & Sons Inc (USDOT 1281660) from 2024-12-21 to 2026-06-18 — 4 inspections, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | KENWORTH |
| Model | W9 Series |
| 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 | 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 | GX 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 | 3 | ! Moderate |
| 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
What does VIN 1NKWGGGG30R158487 decode to?
Why was Kenworth W9 Series VIN 1NKWGGGG30R158487 placed out of service?
What license plate is on VIN 1NKWGGGG30R158487?
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