Kolobok Inc is an active interstate carrier based in Hoffman Estates, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 5 | 0 | 0 |
| Tractors | 3 | 2 | 0 |
| Trailers | 5 | 1 | 0 |
| Total Power Units | 5 | ||
Distinct vehicles · 24 mo
vs 5 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 96% | 97% | Worse than most peers |
| HOS Compliance | 91% | 95% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 84% | 91% | 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 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 11 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 9, 2026 | IN | TRUCK TRACTOR | 1 | 0 |
| Oct 27, 2025 | WI | TRUCK TRACTOR | 2 | 0 |
| Sep 8, 2025 | IN | TRUCK TRACTOR | 3 | 3 |
| Jul 14, 2025 | MI | TRUCK TRACTOR | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 8.40 | — |
| HOS Compliance | 3 | 1.30 | — |
| Vehicle Maintenance | 6 | 7.42 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state WI accounts for 44% of activity. Activity outside home state (IL): 87%.
| 3 |
| 3 |
| Hours-of-Service Compliance | 4 | 3 | 0 |
| Unsafe Driving | 4 | 1 | 0 |
| Jun 6, 2025 | WI | TRUCK TRACTOR | 3 | 0 |
| May 29, 2025 | IN | TRUCK TRACTOR | 2 | 0 |
| May 12, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Apr 11, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Mar 26, 2025 | WI | TRUCK TRACTOR | 1 | 0 |
| Feb 28, 2025 | WI | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 9, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Oct 27, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Oct 27, 2025 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
| Sep 8, 2025 | 393207FSDAS | Suspension - Deflated air suspension | Vehicle Maintenance | Yes |
| Sep 8, 2025 | 39347BBMBCBDSA | Drum Brake - Mismatched brake chamber sizes on a steering axle | Vehicle Maintenance | Yes |
| Sep 8, 2025 | 39375GTAOW | Tires - All others weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Jul 14, 2025 | 39524DELDPT | HOS (ELD) - On request by an authorized safety official a driver must produce and transfer from an ELD the driver's hours of service records in accordance with t | Hours-of-Service Compliance | — |
| Jun 6, 2025 | 39375CTAOTDLT232 | Tires - Less than 2/32 inch tread depth | Vehicle Maintenance | — |
| Jun 6, 2025 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| Jun 6, 2025 | 3939ALSML | Lighting - Side marker lamp(s) inoperative | Vehicle Maintenance | — |