VIN 1M1AN4GY3PM031237 — 2023 Mack Anthem
Recorded with United Petroleum Transports Inc · USDOT 185040
Vehicle identity
| VIN | 1M1AN4GY3PM031237 |
| Model year | 2023 |
| Make | Mack |
| Model | Anthem |
| Vehicle type | TRUCK TRACTOR |
| License plate | OK 3GU471 (Oklahoma) |
| Last inspected | 2026-06-07 |
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 |
|---|---|---|---|
| 2026-06-07 | 1M1AN4GY3PM031237 | OK 3GU471 | UNITED PETROLEUM TRANSPORTS INC · USDOT 185040 |
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
United Petroleum Transports Inc Active
- USDOT
- 185040
- MC
- 152151
- Status
- Active
- Type
- Carrier & Broker & Shipper & Cargo Tank Facility
- Based in
- Oklahoma City, OK
- Power units
- 604
- Drivers
- 712
- Inspections (24 mo)
- 1,088
- Crashes (24 mo)
- 39
- Vehicle OOS rate
- 13.7%
Carrier recorded at the latest inspection in the available records (2026-06-07). 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
1M1AN4GY3PM031237 is a 2023 Mack Anthem operated by United Petroleum Transports Inc (USDOT 185040). License plate on its inspection records: OK 3GU471. 1 roadside inspection on FMCSA record. 1 out-of-service result on record.
What this VIN is
2023 Mack Anthem is the vehicle NHTSA’s VIN registry returns for 1M1AN4GY3PM031237. It is a truck-tractor built by MACK TRUCKS INC. at the MACUNGIE, PENNSYLVANIA plant. Powertrain: MP8 engine, 13.0L displacement, running on diesel. 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 2026-06-07). Its records show 1 out-of-service violation across 1 inspection. Out-of-service breakdown: 1 hazmat. Its most recent inspection (2026-06-07) was in Texas, a Level II — walk-around inspection of the driver and the vehicle. Of 1 recorded violation, the most come from Hazmat (1). Hazmat covers hazardous-materials packaging, placards and shipping papers.
Operator history
Operated by United Petroleum Transports Inc (USDOT 185040) on 2026-06-07 — 1 inspection, 1 out-of-service.
Full spec sheet (NHTSA vPIC decode)
| Make | MACK |
| Model | Anthem |
| Model Year | 2023 |
| Vehicle Type | TRUCK NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck-Tractor 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 | MACK TRUCKS INC. The legal manufacturer of record in NHTSA’s database. |
| Plant City | MACUNGIE Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | PENNSYLVANIA |
| Plant Country | UNITED STATES (USA) |
| Engine Model | MP8 The engine family installed at the factory — a major driver of resale value and parts availability. |
| Displacement L | 13.0 Engine displacement in liters — bigger generally means more torque for heavy loads. |
| Fuel Type Primary | Diesel Primary fuel — diesel dominates heavy trucking; CNG/electric change maintenance and range. |
| Brake System Type | Air Air vs hydraulic brakes — air brakes are standard on heavy trucks and require an endorsement. |
| Drive Type | 6x4 Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Hazmat | 1 | — Minor |
| Vehicle Maintenance | 0 | ✓ Clean |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
Operator & inspection history
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Related
Frequently Asked Questions
What does VIN 1M1AN4GY3PM031237 decode to?
Why was 2023 Mack Anthem VIN 1M1AN4GY3PM031237 placed out of service?
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