VIN 3ALSGNDV0MDMS9521 — 2021 Freightliner (FREIGHTLIN) SD122
Recorded with Post D Excavating Llc · USDOT 1447896
Vehicle identity
| VIN | 3ALSGNDV0MDMS9521 |
| Model year | 2021 |
| Make | Freightliner (FREIGHTLIN) |
| Model | SD122 |
| Vehicle type | STRAIGHT TRUCK |
| License plate | WI SB14234 (Wisconsin) |
| Last inspected | 2025-09-16 |
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 |
|---|---|---|---|
| 2025-09-16 | 3ALSGNDV0MDMS9521 | WI SB14234 | POST D EXCAVATING LLC · USDOT 1447896 |
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
Post D Excavating Llc Active
- USDOT
- 1447896
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Arcadia, WI
- Power units
- 7
- Drivers
- 6
- Inspections (24 mo)
- 4
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2025-09-16). 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
3ALSGNDV0MDMS9521 is a 2021 Freightliner SD122 operated by Post D Excavating Llc (USDOT 1447896). License plate on its inspection records: WI SB14234. 1 roadside inspection on FMCSA record. 2 out-of-service results on record.
What this VIN is
2021 Freightliner SD122 is the vehicle NHTSA’s VIN registry returns for 3ALSGNDV0MDMS9521. It is a truck built by DAIMLER VEHÍCULOS COMERCIALES MÉXICO S. DE R.L. DE C.V. at the SANTIAGO plant. Powertrain: Detroit DD13 engine, 12.8L 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 2025-09-16). Its records show 2 out-of-service violations across 1 inspection. Out-of-service breakdown: 2 driver. Its most recent inspection (2025-09-16) was in Wisconsin, a Level II — walk-around inspection of the driver and the vehicle. Of 4 recorded violations, the most come from Driver Fitness (2), followed by Vehicle Maintenance (1). Driver Fitness covers licensing, CDL class and medical certificate requirements.
Operator history
Operated by Post D Excavating Llc (USDOT 1447896) on 2025-09-16 — 1 inspection, 2 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | FREIGHTLINER |
| Model | SD122 |
| Model Year | 2021 |
| 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 | DAIMLER VEHÍCULOS COMERCIALES MÉXICO S. DE R.L. DE C.V. The legal manufacturer of record in NHTSA’s database. |
| Plant City | SANTIAGO Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant Country | MEXICO |
| Engine Model | Detroit DD13 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 | 12.8 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 | 10x4 Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Driver Fitness | 2 | ! Moderate |
| Vehicle Maintenance | 1 | — Minor |
| Unsafe Driving | 1 | — Minor |
| 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 3ALSGNDV0MDMS9521 decode to?
Why was 2021 Freightliner SD122 VIN 3ALSGNDV0MDMS9521 placed out of service?
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