Carrier profile · USDOT 819592 · Updated Jun 13, 2026
KOLB GRADING LLC
23 power unitsavg 10.8 yrRegional · 5 statesWELDON SPRING, MO87/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 23
- Observed power (24 mo)
- 7
- Trailers (towed)
- 5
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2026
Newest model yr
1997
Oldest model yr
15.4%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1NKDL49X87R994952 | Truck | 2007 | KENWORTH | T8 Series | 3 | Jun 12, 2026 |
| 1XKWP4TX3TR200848 | Power unit | 2026 | KW | — | 2 | Feb 2, 2026 |
| 1NKZXKTX1RJ362027 | Power unit | 2024 | KW | — | 1 | Jul 16, 2026 |
| 1NKZXKTX9RJ327848 | Power unit | 2024 | KW | — | 1 | Jul 16, 2026 |
| 4LF4S8969T3504465 | Trailer | 2026 | FONA | — | 1 | Feb 2, 2026 |
| 4LF3N3434T3504466 | — | 2026 | FONA | — | 1 | Feb 2, 2026 |
| 1NKWGGGG00J259016 | Power unit | — | KW | — | 1 | Nov 11, 2025 |
| 1Z92908216E094028 | Trailer | 2006 | LIDD | — | 1 | Nov 11, 2025 |
| 1B9GL5738D5977004 | Trailer | 2013 | UNPUBLISHE | — | 1 | Nov 6, 2025 |
| 1FDUF5HT2PEC78807 | Power unit | 2023 | FORD | — | 1 | Oct 1, 2025 |
| 1XP5DBEXX7D663721 | Power unit | 2007 | PETERBILT | — | 1 | Jul 7, 2025 |
| 1B4L50358V1121718 | Trailer | 1997 | DODGE | — | 1 | Jul 7, 2025 |
| 1Z92846884E004039 | Trailer | 2004 | UNPUBLISHE | — | 1 | Dec 13, 2024 |
Showing 13 · most-inspected first.