VIN 1M2GR4GC6MM023773 — 2021 Mack Granite
Recorded with Hg Construction Services Llc · USDOT 3022827
Vehicle identity
| VIN | 1M2GR4GC6MM023773 |
| Model year | 2021 |
| Make | Mack |
| Model | Granite |
| Vehicle type | STRAIGHT TRUCK |
| License plate | CT BJ27249 (Connecticut) |
| Last inspected | 2026-05-21 |
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 |
|---|---|---|---|
| 2026-05-21 | 1M2GR4GC6MM023773 | CT BJ27249 | HG CONSTRUCTION SERVICES LLC · USDOT 3022827 |
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
Hg Construction Services Llc Active
- USDOT
- 3022827
- MC
- 132881
- Status
- Active
- Type
- Motor Carrier
- Based in
- Seymour, CT
- Power units
- 4
- Drivers
- 4
- Inspections (24 mo)
- 4
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-05-21). 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
1M2GR4GC6MM023773 is a 2021 Mack Granite operated by Hg Construction Services Llc (USDOT 3022827). License plate on its inspection records: CT BJ27249. 1 roadside inspection on FMCSA record. 2 out-of-service results on record.
What this VIN is
2021 Mack Granite is the vehicle NHTSA’s VIN registry returns for 1M2GR4GC6MM023773. 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 1 FMCSA roadside inspection (most recent activity 2026-05-21). Its records show 2 out-of-service violations across 1 inspection. Out-of-service breakdown: 2 driver. Its most recent inspection (2026-05-21) was in Connecticut, a Level III — driver and paperwork only. Of 3 recorded violations, the most come from Driver Fitness (2), followed by Unsafe Driving (1). Driver Fitness covers licensing, CDL class and medical certificate requirements.
Operator history
Operated by Hg Construction Services Llc (USDOT 3022827) on 2026-05-21 — 1 inspection, 2 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 |
|---|---|---|
| Driver Fitness | 2 | ! Moderate |
| Unsafe Driving | 1 | — Minor |
| Vehicle Maintenance | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator & inspection history
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Frequently Asked Questions
What does VIN 1M2GR4GC6MM023773 decode to?
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