2012 KENWORTH W9 Series
VIN 1XKWD49X9CJ329899
Operating carrier of this vehicle
Wolf Brothers Trucking Inc Active
- USDOT
- 2839887
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Stetsonville, WI
- Power units
- 3
- Drivers
- 3
- Inspections (24 mo)
- 1
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
What this means
1XKWD49X9CJ329899 decodes to a 2012 KENWORTH W9 Series. 1 roadside inspection on FMCSA record. Zero out-of-service results — clean inspection history for the operating carrier(s).
What this VIN is
2012 KENWORTH W9 Series is the vehicle NHTSA’s VIN registry returns for 1XKWD49X9CJ329899. It is a truck-tractor built by KENWORTH TRUCK COMPANY at the CHILLICOTHE, OHIO plant. Powertrain: ISX engine, 15L 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 1 FMCSA roadside inspection (most recent activity 2024-09-26). Across those inspections it was never placed out of service — a clean roadside record for the operating carrier(s), which is a positive signal for maintenance and compliance. Of 3 recorded violations, the most come from Vehicle Maintenance (3). These are FMCSA BASIC safety categories — the same buckets that drive a carrier’s CSA score.
Operator history
This vehicle was operated by WOLF BROTHERS TRUCKING INC (DOT 2839887) during our inspection window. Open the carrier profile for that operator’s full safety record, authority status, and fleet size.
How to use this report
If you’re buying this truck: its clean out-of-service record is encouraging, but still verify current condition with an independent pre-purchase inspection. If you’re investigating an incident: the operator history above links to the carrier’s full FMCSA profile, where you can review authority, insurance, and crash records. This page aggregates public FMCSA roadside data and NHTSA vPIC decode for this VIN; it is informational and not a substitute for a title search or a hands-on inspection.
Full spec sheet (NHTSA vPIC decode)
| Make | KENWORTH |
| Model | W9 Series |
| Model Year | 2012 |
| Vehicle Type | TRUCK NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck-Tractor 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 | CHILLICOTHE Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | OHIO |
| Plant Country | UNITED STATES (USA) |
| Engine Model | ISX 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 | 15 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 | 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
Related vehicles
- 1XKZDP9X5SJ140910 KENWORTH (1 insp)
- 1W92M5033GS077001 WILKINS (1 insp)
- 1TTE533A0K3149835 TRANSCRAFT (1 insp)
Related
Frequently Asked Questions
What does VIN 1XKWD49X9CJ329899 decode to?
Does VIN 1XKWD49X9CJ329899 have a clean inspection record?
How complete is this data for VIN 1XKWD49X9CJ329899?
Vetting a used truck purchase?
Tell us what you're looking for and we'll send matching new or used trucks — no obligation.