VIN 1ALSF028XTS961934 — 2026 DORSEY TRA Alloy Trailers
Recorded with Mountain Mud Service & Supply Inc · USDOT 1444132
Vehicle identity
| VIN | 1ALSF028XTS961934 |
| Model year | 2026 |
| Make | DORSEY TRA |
| Model | Alloy Trailers |
| Vehicle type | SEMI-TRAILER |
| License plate | WY 17U706 (Wyoming) |
| Last inspected | 2025-07-31 |
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 |
|---|---|---|---|
| 2025-07-31 | 1ALSF028XTS961934 | WY 17U706 | MOUNTAIN MUD SERVICE & SUPPLY INC · USDOT 1444132 |
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
Mountain Mud Service & Supply Inc Inactive
- USDOT
- 1444132
- MC
- 1108542
- Status
- Inactive
- Type
- Carrier & Shipper
- Based in
- Gillette, WY
- Power units
- 10
- Drivers
- 7
Carrier recorded at the latest inspection in the available records (2025-07-31). 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
1ALSF028XTS961934 is a 2026 DORSEY TRA Alloy Trailers operated by Mountain Mud Service & Supply Inc (USDOT 1444132). License plate on its inspection records: WY 17U706. 1 roadside inspection on FMCSA record. No out-of-service violations are recorded for this VIN in the available inspection records. Other violations may still be present.
What this VIN is
2026 DORSEY TRA Alloy Trailers is the vehicle NHTSA’s VIN registry returns for 1ALSF028XTS961934. It is a trailer built by ALLOY TRAILER, INC at the SPOKAN, WASHINGTON plant. 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 2025-07-31). Across those inspections it was never placed out of service. Its most recent inspection (2025-07-31) was in South Dakota, a Level I — full inspection of the driver and the vehicle. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Mountain Mud Service & Supply Inc (USDOT 1444132) on 2025-07-31 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | ALLOY |
| Model | Alloy Trailers |
| Model Year | 2026 |
| Vehicle Type | TRAILER NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Trailer 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 | ALLOY TRAILER, INC The legal manufacturer of record in NHTSA’s database. |
| Plant City | SPOKAN Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | WASHINGTON |
| Plant Country | UNITED STATES (USA) |
| Axles | 2 Number of axles — ties directly to weight limits and toll/registration class. |
Operator & inspection history
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