Zylstra Express Ltd is an active interstate carrier based in Sully, IA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 12 | 0 | 0 |
| Tractors | 8 | 4 | 0 |
| Trailers | 12 | 3 | 0 |
| Total Power Units | 12 | ||
Distinct vehicles · 24 mo
vs 12 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 | 46% | 82% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 61% | 88% | Around peer average |
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 | 1 | — | 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 | 9 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Oct 14, 2025 | KS | TRUCK TRACTOR | 2 | 0 |
| Aug 28, 2025 | IA | TRUCK TRACTOR | 0 | 0 |
| Aug 25, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Jul 21, 2025 | MO | TRUCK TRACTOR | 5 | 1 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.68 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 4.40 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 7 states. Top state IA accounts for 50% of activity. Activity outside home state (IA): 50%.
+2 other states with fewer inspections
| 1 |
| Unsafe Driving | 1 | 0 | 0 |
| Jul 18, 2025 |
| IA |
| TRUCK TRACTOR |
| 1 |
| 0 |
| May 20, 2025 | TN | TRUCK TRACTOR | 0 | 0 |
| May 12, 2025 | IA | TRUCK TRACTOR | 0 | 0 |
| Apr 17, 2025 | IA | TRUCK TRACTOR | 0 | 0 |
| Mar 31, 2025 | KS | STRAIGHT TRUCK | 0 | 0 |
| Mar 26, 2025 | IA | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Oct 14, 2025 | 39311BCSURR | Conspicuity Systems - Trailers upper rear retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| Oct 14, 2025 | 39360D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Vehicle Maintenance | — |
| Jul 21, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Jul 21, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Jul 21, 2025 | 39348ABIBD | Drum Brake - Inoperative other than a steering axle | Vehicle Maintenance | — |
| Jul 21, 2025 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Jul 21, 2025 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |
| Jul 18, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Jun 5, 2024 | 39355C2 | CMV other than truck-tractor manufactured on or after March 1 1998 not equipped with an antilock brake system | Vehicle Maintenance | — |
| Jun 5, 2024 | 39395B | Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g. lamps required by 393.11 ABS lights or low air | Vehicle Maintenance | — |