4 Brothers Transportation Inc is an active interstate carrier based in Grand Rapids, MI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 11 | 0 | 0 |
| Tractors | 6 | 5 | 0 |
| Trailers | 8 | 3 | 0 |
| Total Power Units | 11 | ||
Distinct vehicles · 24 mo
vs 11 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 98% | 98% | Worse than most peers |
| HOS Compliance | 95% | 98% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 91% | 97% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 8 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 0 | 1 | 1 |
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
| Oct 1, 2024 | 0 | 0 | 1 | 1 |
| Jul 1, 2024 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 21 | 8 | 6 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 27, 2026 | MI | TRUCK TRACTOR | 3 | 5 |
| Feb 19, 2026 | MI | TRUCK TRACTOR | 2 | 0 |
| Feb 16, 2026 | MI | TRUCK TRACTOR | 3 | 1 |
| Feb 4, 2026 | IN | TRUCK TRACTOR | 7 |
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| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 6.30 | — |
| HOS Compliance | 3 | 0.90 | — |
| Vehicle Maintenance | 7 | 11.72 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state MI accounts for 60% of activity. Activity outside home state (MI): 40%.
| Hours-of-Service Compliance |
| 7 |
| 1 |
| 0 |
| Unsafe Driving | 5 | 1 | 0 |
| 0 |
| Dec 2, 2025 | MI | TRUCK TRACTOR | 1 | 0 |
| Oct 20, 2025 | IN | TRUCK TRACTOR | 1 | 0 |
| Oct 2, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| May 14, 2025 | MI | TRUCK TRACTOR | 6 | 1 |
| Jan 21, 2025 | IN | TRUCK TRACTOR | 0 | 0 |
| Dec 19, 2024 | MI | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 27, 2026 | 393207FSDAS | Suspension - Deflated air suspension | Vehicle Maintenance | Yes |
| Feb 27, 2026 | 39375GTAOW | Tires - All others weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Feb 27, 2026 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Feb 19, 2026 | 39311BCSRIGRR | Conspicuity Systems - Trailers rear impact guard retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| Feb 19, 2026 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Feb 16, 2026 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Feb 16, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Feb 16, 2026 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Feb 4, 2026 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Feb 4, 2026 | 3922SLLSWZ | State/Local Laws - Speeding work/construction zone | Unsafe Driving | — |