Carrier profile · USDOT 1600539 · Updated Jun 21, 2026
4JLJ LLC
DBA J4 OILFIELD SERVICES
144 power unitsavg 16.5 yrLocal · 2 statesROBSTOWN, TX80/100
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)
- 144
- Observed power (24 mo)
- 24
- Trailers (towed)
- 17
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
2025
Newest model yr
2001
Oldest model yr
4.9%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1XKWDB8X87J194717 | Truck-Tractor | 2007 | KENWORTH | W9 Series | 3 | Jul 1, 2026 |
| 2PLC040377EE12909 | Trailer | 2007 | PEER | — | 2 | Apr 29, 2026 |
| 1XKWDB0X6BJ285618 | Truck-Tractor | 1981 | KENWORTH | W900 | 2 | Mar 21, 2026 |
| 3ALACXCY4EDFV4380 | Power unit | 2014 | FRHT | — | 2 | Nov 12, 2025 |
| 1XPTD49X68D739918 | Power unit | 2008 | PTRB | — | 2 | May 26, 2025 |
| 1XPWD49X1CD162513 | Power unit | 2012 | PTRB | — | 2 | Dec 28, 2024 |
| 1XPTD49X29D773503 | Power unit | 2009 | PTRB | — | 2 | Dec 26, 2024 |
| 2PLC040306BH12467 | Trailer | 2006 | PEER | — | 1 | Jul 1, 2026 |
| 1XPWD49X0DD162469 | Power unit | 2013 | PTRB | — | 1 | May 8, 2026 |
| 5JYFB5327CE084373 | Trailer | 2012 | DORS | — | 1 | May 8, 2026 |
| 1XPWD49XXDD162558 | Power unit | 2013 | PTRB | — | 1 | Apr 29, 2026 |
| 1XKWDB8X46R145367 | Power unit | 2006 | KW | — | 1 | Apr 28, 2026 |
| 1XPTD49X09D773483 | Power unit | 2009 | PTRB | — | 1 | Apr 28, 2026 |
| 1XPWDB9XX9D780667 | Power unit | 2009 | PTRB | — | 1 | Mar 21, 2026 |
| TR236186 | Trailer | — | SHOP | — | 1 | Mar 21, 2026 |
| FT225186115000111 | Trailer | 2001 | OTHR | — | 1 | Mar 21, 2026 |
| 1V9SX4134FN062937 | Trailer | 2015 | FRAC | — | 1 | Mar 17, 2026 |
| 1XPWD49X4DD162586 | Power unit | 2013 | PTRB | — | 1 | Mar 17, 2026 |
| FT225125136000105 | Trailer | 2003 | STEM | — | 1 | Mar 17, 2026 |
| 1N9N7FA32ET311058 | Trailer | 2014 | OTHR | — | 1 | Jan 4, 2026 |
| 1XKWDB0X4BJ285634 | Power unit | 2011 | KW | — | 1 | Jan 4, 2026 |
| 1XPWD49X6DD162573 | Power unit | 2013 | PTRB | — | 1 | Dec 27, 2025 |
| 4P5FD262XD1187773 | Trailer | 2013 | PJTM | — | 1 | Nov 12, 2025 |
| 3WKDD40X76F986598 | Power unit | 2006 | KW | — | 1 | Sep 21, 2025 |
| 1M91P4029EA211933 | Trailer | 2014 | MERT | — | 1 | Sep 21, 2025 |
| 1XKDD40X97R994779 | Power unit | 2007 | KW | — | 1 | Aug 29, 2025 |
| 1XKDD40X16R987470 | Power unit | 2006 | KW | — | 1 | Aug 5, 2025 |
| LJRC1327482013106 | Trailer | 2008 | STEW | — | 1 | Aug 5, 2025 |
| 1XPWDB9XX8D749482 | Power unit | 2008 | PTRB | — | 1 | Jul 12, 2025 |
| 1GRDM9626SM079002 | Trailer | 2025 | OTHR | — | 1 | Jul 12, 2025 |
| 5DDKE323561002490 | Trailer | 2006 | KALY | — | 1 | Jun 5, 2025 |
| 1A9PF44331L448097 | Trailer | 2001 | ASPE | — | 1 | May 26, 2025 |
| 1XPWD49X8DD162560 | Power unit | 2013 | PTRB | — | 1 | Apr 24, 2025 |
| 1A9PF44371L448099 | Trailer | 2001 | ASPE | — | 1 | Apr 24, 2025 |
| 1XKDD40X35R982494 | Power unit | 2005 | KW | — | 1 | Mar 26, 2025 |
| 1XPWD49X2CD138009 | Power unit | 2012 | PTRB | — | 1 | Feb 25, 2025 |
| 1UNSF4434JA133700 | Trailer | 2018 | DRAG | — | 1 | Feb 25, 2025 |
| 5DDKM402161002070 | Trailer | 2006 | KALY | — | 1 | Dec 26, 2024 |
| 1XKDD40X77R994778 | Power unit | 2007 | KW | — | 1 | Dec 26, 2024 |
| 1XPTD49X6CD162705 | Power unit | 2012 | PTRB | — | 1 | Dec 10, 2024 |
| 5KJJABDR3BPBC2076 | Power unit | 2011 | WSTR | — | 1 | Nov 6, 2024 |
| 2PLC040316BK12668 | Trailer | 2006 | PEER | — | 1 | Nov 6, 2024 |
Showing 42 · most-inspected first.