VIN 1M91S4138BA211830 — 2011 Mertz Manufacturing (vPIC; filed make: UNKNOWN) Mertz Manufacturing, LLC
Recorded with Liberty Energy Services Llc · USDOT 2189824
Vehicle identity
| VIN | 1M91S4138BA211830 |
| Model year | 2011 |
| Make | Mertz Manufacturing (vPIC; filed make: UNKNOWN) |
| Model | Mertz Manufacturing, LLC |
| Vehicle type | SEMI-TRAILER |
| License plate | MT TA04573 (Montana) |
| Last inspected | 2025-04-24 |
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 |
|---|---|---|---|
| 2025-04-24 | 1M91S4138BA211830 | MT TA04573 | LIBERTY ENERGY SERVICES LLC · USDOT 2189824 |
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
Liberty Energy Services Llc Active
- USDOT
- 2189824
- MC
- —
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Denver, CO
- Power units
- 4,797
- Drivers
- 3,300
- Inspections (24 mo)
- 267
- Crashes (24 mo)
- 18
- Vehicle OOS rate
- 20.5%
Carrier recorded at the latest inspection in the available records (2025-04-24). 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
1M91S4138BA211830 is a 2011 Mertz Manufacturing , LLC operated by Liberty Energy Services Llc (USDOT 2189824). License plate on its inspection records: MT TA04573. 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
2011 Mertz Manufacturing , LLC is the vehicle NHTSA’s VIN registry returns for 1M91S4138BA211830. It is a trailer built by MERTZ MANUFACTURING, INC. at the PONCA CITY, OKLAHOMA 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 2025-04-24). Across those inspections it was never placed out of service. Its most recent inspection (2025-04-24) was in North Dakota, a Level III — driver and paperwork only. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Liberty Energy Services Llc (USDOT 2189824) on 2025-04-24 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | MERTZ MANUFACTURING |
| Model | Mertz Manufacturing, LLC |
| Model Year | 2011 |
| 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 | MERTZ MANUFACTURING, INC. The legal manufacturer of record in NHTSA’s database. |
| Plant City | PONCA CITY Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | OKLAHOMA |
| 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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