# SDR 2026FA0000010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2026
- Submitted: January 9, 2026
- Operation: General aviation
- Aircraft: [N147X](https://openairdocs.org/aircraft/N147X), registered now
- Make and model: Gulstm GIV
- Aircraft serial: 1263
- Aircraft time: 8,056 hours, 3,811 cycles
- System (JASC): [3213 · Main Landing Gear Strut/Axle/Truck](https://openairdocs.org/jasc/3213)
- Part: Strut
- Part number: 1159L4010011
- Part serial: CPY0066NTWC
- Condition: Misoverhauled
- Location: Zone 700
- Part time: 7,247 hours, 3,417 cycles
- Stage of operation: CL
- How discovered: C
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000010

## Discrepancy

LANDING GEAR WOULD NOT RETRACT, CYCLED GEAR, ONCE GEAR WAS UP AND LOCKED, LEFT HYDRAULIC SYSTEM COMPLETE LOSS OF FLUID AND PRESSURE. UPON LANDING HAD TO SELECT THE LANDING GEAR DOWN, EMERGENCY BLEW LANDING GEAR DOWN FOLLOW EMERGENCY PRODUCERS. CONTACTED GULFSTREAM UPON INVESTIGATION WITH GULFSTREAM FOUND LEFT AND RIGHT LANDING SHOCK STRUTS NOT SERVICED CORRECTLY ( ZERO NITROGEN IN SHOCK STRUT)

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