VIN 1M2GR3GC1MM021780 — 2021 Mack Granite
Recorded with United Site Services Of Maryland Inc · USDOT 574986
Vehicle identity
| VIN | 1M2GR3GC1MM021780 |
| Model year | 2021 |
| Make | Mack |
| Model | Granite |
| Vehicle type | STRAIGHT TRUCK |
| License plates | SC A009965 (South Carolina) TX PMB0389 (Texas) |
| Inspection window | 2024-11-11 to 2025-10-28 |
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 |
|---|---|---|---|
| 2025-10-28 | 1M2GR3GC1MM021780 | SC A009965 | UNITED SITE SERVICES OF MARYLAND INC · USDOT 574986 |
| 2025-02-26 | 1M2GR3GC1MM021780 | TX PMB0389 | UNITED SITE SERVICES OF TEXAS INC · USDOT 1855564 |
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 Site Services Of Maryland Inc Active
- USDOT
- 574986
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Meridian, ID
- Power units
- 218
- Drivers
- 164
- Inspections (24 mo)
- 93
- Crashes (24 mo)
- 10
- Vehicle OOS rate
- 31.8%
Carrier recorded at the latest inspection in the available records (2025-10-28). 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
1M2GR3GC1MM021780 is a 2021 Mack Granite operated by United Site Services Of Maryland Inc (USDOT 574986). License plates on its inspection records: SC A009965, TX PMB0389. 4 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
2021 Mack Granite is the vehicle NHTSA’s VIN registry returns for 1M2GR3GC1MM021780. It is a truck built by MACK TRUCKS INC. at the MACUNGIE, PENNSYLVANIA plant. Powertrain: MP8 engine, 13L 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 4 FMCSA roadside inspections between 2024-11-11 and 2025-10-28. Across those inspections it was never placed out of service. Its most recent inspection (2025-10-28) was in North Carolina, a Level III — driver and paperwork only. Of 2 recorded violations, the most come from Vehicle Maintenance (1), followed by Unsafe Driving (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
This VIN appears under 2 different carriers in our records, oldest first: United Site Services Of Maryland Inc (USDOT 574986) from 2024-11-11 to 2025-10-28 — 2 inspections, none out of service; United Site Services Of Texas Inc (USDOT 1855564) from 2025-01-23 to 2025-02-26 — 2 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | MACK |
| Model | Granite |
| Model Year | 2021 |
| Vehicle Type | INCOMPLETE VEHICLE NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck 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 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 |
|---|---|---|
| Vehicle Maintenance | 1 | — Minor |
| Unsafe Driving | 1 | — Minor |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator history — 2 carriers operated this VIN
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