VIN 5DDKE2638N1069233 — 2022 LOW BOY TR Kalyn Siebert
Recorded with Monarch Heavy Haul Corp · USDOT 2943108
Vehicle identity
| VIN | 5DDKE2638N1069233 |
| Model year | 2022 |
| Make | LOW BOY TR |
| Model | Kalyn Siebert |
| Vehicle type | SEMI-TRAILER |
| License plate | CA 4TW8226 (California) |
| Last inspected | 2025-10-10 |
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 |
|---|---|---|---|
| 2025-10-10 | 5DDKE2638N1069233 | CA 4TW8226 | MONARCH HEAVY HAUL CORP · USDOT 2943108 |
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
Monarch Heavy Haul Corp Active
- USDOT
- 2943108
- MC
- 257271
- Status
- Active
- Type
- Carrier & Intermodal Equipment Provider
- Based in
- Corona, CA
- Power units
- 28
- Drivers
- 27
- Inspections (24 mo)
- 147
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 5.1%
Carrier recorded at the latest inspection in the available records (2025-10-10). 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
5DDKE2638N1069233 is a 2022 LOW BOY TR Kalyn Siebert operated by Monarch Heavy Haul Corp (USDOT 2943108). License plate on its inspection records: CA 4TW8226. 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
2022 LOW BOY TR Kalyn Siebert is the vehicle NHTSA’s VIN registry returns for 5DDKE2638N1069233. It is a trailer built by KALYN SIEBERT at the GATESVILLE, TEXAS plant. Powertrain: running on not applicable, paired with a not applicable transmission.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2025-10-10). Across those inspections it was never placed out of service. Its most recent inspection (2025-10-10) was in Arizona, a Level III — driver and paperwork only. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Monarch Heavy Haul Corp (USDOT 2943108) on 2025-10-10 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | KALYN SIEBERT |
| Model | Kalyn Siebert |
| Model Year | 2022 |
| 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. |
| Manufacturer | KALYN SIEBERT The legal manufacturer of record in NHTSA’s database. |
| Plant City | GATESVILLE Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | TEXAS |
| Plant Country | UNITED STATES (USA) |
| Axles | 3 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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