VIN 1UNST4229KS151513 — 2019 Dragon Esp (DRAG) Dragon ESP
Recorded with Curtis & Son Heavy Haul Llc · USDOT 3665804
Vehicle identity
| VIN | 1UNST4229KS151513 |
| Model year | 2019 |
| Make | Dragon Esp (DRAG) |
| Model | Dragon ESP |
| Vehicle type | SEMI-TRAILER |
| License plates | TX 024C937 (Texas) TX 244C521 (Texas) |
| Inspection window | 2024-12-26 to 2026-08-12 |
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 |
|---|---|---|---|
| 2026-08-12 | 1UNST4229KS151513 | TX 024C937 | CURTIS & SON HEAVY HAUL LLC · USDOT 3665804 |
| 2024-12-26 | 1UNST4229KS151513 | TX 244C521 | CURTIS & SON VACUUM SERVICE INC · USDOT 619741 |
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
Curtis & Son Heavy Haul Llc Active
- USDOT
- 3665804
- MC
- 1269185
- Status
- Active
- Type
- Motor Carrier
- Based in
- Liberty, TX
- Power units
- 58
- Drivers
- 90
- Inspections (24 mo)
- 37
- Crashes (24 mo)
- 3
- Vehicle OOS rate
- 22.9%
Carrier recorded at the latest inspection in the available records (2026-08-12). 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.This vehicle has also been operated by 1 other carrier (listed below).
What this means
1UNST4229KS151513 is a 2019 Dragon Esp operated by Curtis & Son Heavy Haul Llc (USDOT 3665804). License plates on its inspection records: TX 024C937, TX 244C521. 3 roadside inspections 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
2019 Dragon Esp is the vehicle NHTSA’s VIN registry returns for 1UNST4229KS151513. It is a trailer built by DRAGON PRODUCTS, LLC at the SILSBEE, TEXAS plant. Powertrain: running on not applicable, paired with a not applicable transmission.
Roadside inspection & out-of-service record
This specific vehicle appears in 3 FMCSA roadside inspections between 2024-12-26 and 2026-08-12. Across those inspections it was never placed out of service. Its most recent inspection (2026-08-12) was in Texas, a Level I — full inspection of the driver and the vehicle. No violations were recorded against this vehicle in our inspection window.
Operator history
This VIN appears under 2 different carriers in our records, oldest first: Curtis & Son Vacuum Service Inc (USDOT 619741) on 2024-12-26 — 1 inspection, none out of service; Curtis & Son Heavy Haul Llc (USDOT 3665804) from 2026-06-24 to 2026-08-12 — 2 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | DRAGON ESP |
| Model | Dragon ESP |
| Model Year | 2019 |
| 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 | DRAGON PRODUCTS, LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | SILSBEE Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | TEXAS |
| Plant Country | UNITED STATES (USA) |
| Axles | 2 Number of axles — ties directly to weight limits and toll/registration class. |
Operator history — 2 carriers operated this VIN
Related vehicles
- 1XKDD49X1CJ299935 Kenworth (6 insp · 2 OOS)
- 1XKDP4TX9KR244715 Kenworth (1 insp · 2 OOS)
- 1XPXP4EX2GD337214 Peterbilt (1 insp · 2 OOS)
- 3WKDP4TX3LF381430 Kenworth (3 insp · 1 OOS)
- 1NPXP4EX6KD266196 Peterbilt (1 insp · 1 OOS)
- 1FD8W3HT6MED58709 Ford (1 insp · 1 OOS)
Related
Frequently Asked Questions
What does VIN 1UNST4229KS151513 decode to?
Does VIN 1UNST4229KS151513 have a clean inspection record?
Which carriers have operated VIN 1UNST4229KS151513?
What license plate is on VIN 1UNST4229KS151513?
Vetting a used truck purchase?
Tell us what you're looking for and we'll send matching new or used trucks — no obligation.