VIN 3H6SS5356S3174724 — 2025 Polar Tank Trailer (POLAR MFG.)
USDOT 222
Vehicle identity
| VIN | 3H6SS5356S3174724 |
| Model year | 2025 |
| Make | Polar Tank Trailer (POLAR MFG.) |
| Vehicle type | SEMI-TRAILER |
| License plate | AK 1411SZ (Alaska) |
| Last inspected | 2025-11-24 |
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 |
|---|---|---|---|
| 2025-11-24 | 3H6SS5356S3174724 | AK 1411SZ | USDOT 222 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
What this means
3H6SS5356S3174724 is a 2025 Polar Tank Trailer. License plate on its inspection records: AK 1411SZ. 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
2025 Polar Tank Trailer is the vehicle NHTSA’s VIN registry returns for 3H6SS5356S3174724.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2025-11-24). Across those inspections it was never placed out of service. Its most recent inspection (2025-11-24) was in Alaska, a Level III — driver and paperwork only. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by USDOT 222 on 2025-11-24 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | POLAR TANK TRAILER |
| Model Year | 2025 |
| Series | AL PNEUMATIC |
| Vehicle Type | TRAILER NHTSA’s top-level vehicle category derived from the VIN. |
| Manufacturer | POLAR TANK TRAILER, LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | JUAREZ Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | CHIHUAHUA |
| Plant Country | MEXICO |
| Axles | 5 Number of axles — ties directly to weight limits and toll/registration class. |
Operator & inspection history
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Frequently Asked Questions
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