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1986 GULFSTREAM GIII
Starts from the median asking price of 162 comparable Jet listings ($995,000), then adjusts for:
- Year +1 vs comparable listings +1.5%
- Airframe time +1,671 hr vs comps -3.3%
- Engine time +7,031 hr vs comps -20.0%
- Autopilot (49% of comps) +7.3%
- No ADS-B (59% of comps have one) -1.5%
- Market supply: 1 for sale of 32 FAA-registered +2.4%
Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.
Overview
| Make / Model | Gulfstream GIII |
|---|---|
| Type | Jet |
| Airframe time | 10,660 hrs |
| Engine time | 10,316.3 SNEW |
| Avionics / Autopilot | SPZ-800 |
| Avionics / Terrain / EGPWS | TAWS |
| Avionics / Flight management (FMS) | Universal UNS |
| Annual | Year 2000 |
Description
This G3 truly stands out in both condition and upgrades. It features extensive interior enhancements and an impressively equipped cockpit for an aircraft in its class. Privately owned and meticulously cared for, this aircraft reflects pride of ownership throughout. (Note: All Specifications subject to verification).
Modifications
GoGo Advance L3 Wifi (2025) Artex 406 MHz Hubbard Hush Kit Installation!
Avionics
Universal EFIS-890 Glass Cockpit Upgrade. Dual Universal UNS-1 Ew WAAS LPV "FMS". Universal Unilink - FANS 1/A+. Universal Vision-1 Synthetic Vision System. Sperry 880 Color Radar Sperry SPZ-800 Autopilot TAWS. Universal USB Data-loader. Dual Honeywell Laser IRU.
Recommended avionics upgrades
No IFR GPS navigator is listed — a GTN 650Xi is the standard entry point for WAAS/LPV capability.
See prices & suppliers ›No ADS-B is listed — a GTX 345 delivers required ADS-B Out plus In (traffic & weather) in one transponder.
See prices & suppliers ›Suggestions are based on the panel described in this listing; verify STC approval for this make/model before any installation.
Service Difficulty Reports (SDRs)
Checking FAA service difficulty reports…
Airworthiness Directives (ADs)
Checking airworthiness directives…
General
| Year | 1986 |
|---|---|
| Manufacturer | GULFSTREAM |
| Model | GIII |
| Serial Number | 490 |
| Registration # | N388MM |
| Condition | Used |
Airframe
| Total Time | 10,660.5 |
|---|---|
| Total Landings | 4,916 |
| Maintenance Tracking | CAMP |
Engine 1
| Engine 1 Make/Model | ROLLS ROYCE SPEY MK511-8 |
|---|---|
| Engine 1 Serial Number | S/N: 11403 |
| Engine 1 Time | 10,316.3 SNEW |
Engine 2
| Engine 2 Make/Model | ROLLS ROYCE SPEY MK511-8 |
|---|---|
| Engine 2 Serial Number | S/N: 11413 |
| Engine 2 Time | 10,355 SNEW |
Avionics
| WAAS | Yes |
|---|---|
| LPV | Yes |
| SVT | Yes |
| Avionics/Radios | Universal EFIS-890 Glass Cockpit Upgrade. Dual Universal UNS-1 Ew WAAS LPV "FMS". Universal Unilink - FANS 1/A+. Universal Vision-1 Synthetic Vision System. Sperry 880 Color Radar Sperry SPZ-800 Autopilot TAWS. Universal USB Data-loader. Dual Honeywell Laser IRU. |
Additional Equipment
| Wifi | Yes |
|---|---|
| Additional Equipment | GoGo Advance L3 Wifi (2025) Artex 406 MHz Hubbard Hush Kit Installation! |
Inspection Status
| Inspection Status | Fresh 12 Month Inspection as of September 21st, 2026. Engine Life Extension 5Y2K (5 Year 2000 Hour) completed by Dallas Airmotive Feb 2025. Landing Gear OH due @ 5000 cycles. Noise Compliance QS-3 Hush-kit (Stage 3 Compliance). Hubbart QS-3 Hush-kits (Stage 3 Compliant) installed with New Thrust Reversers. |
|---|
Auxiliary Power Unit
| APU | Yes |
|---|---|
| APU Time | 8,967 |
| APU Maintenance Program | MSP |
Engine Program
| Engine Maintenance Program | None |
|---|
Range from base
Still-air range ring — type an aircraft to change it. Compare aircraft on the Range tool ›
Last flight
Actual flight path from FlightAware for N388MM. More flight tracking ›
