Goodyear 175K88-4 Rib DDT Tire – 17.5x6.25-6, 8-Ply
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The Goodyear 175K88-4 Rib DDT Tire is an 8-ply aircraft tire rated for speeds up to 210 mph (338 km/h). Designed with a rib tread pattern for enhanced directional stability and even wear, this aircraft tire delivers reliable performance for demanding general aviation and commercial applications.
Features of the Goodyear Rib DDT Tread Design
- Unique cord body shape
- Helps reduce stress as the tire cycles from tension to compression
- Specially compounded tread design and large contact area
- Versatility for many runway types
- Tough casing design
- Performs in a wide range of operating conditions
| General Information | |
|---|---|
| Part # | 175K88-4 |
| Manufacturer | Goodyear |
| Shipping Information | |
|---|---|
| Schedule B | 4011300000 |
| ECCN | 9A991.d |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* |
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QUESTIONS & ANSWERS
Dual Deflector Tread (DDT) refers to a specialized rib tread design featuring two wide, angled shoulder grooves. These grooves help channel water away from the tire’s contact patch during high-speed operations. This design improves wet runway traction and reduces the risk of hydroplaning.
The DDT pattern is especially beneficial for nose or auxiliary gear tires on business jets and high-performance aircraft. The deflector grooves help minimize water spray and reduce the potential for water ingestion into rear-mounted engines. This enhances safety and stability during wet takeoffs and landings.
The wide shoulder grooves and rib tread design improve water dispersion and maintain better runway contact in wet conditions. This enhances braking performance and directional control. Pilots operating in rainy or humid climates benefit from improved wet traction.
The Goodyear Rib DDT aircraft tire features a tough casing and a unique cord body shape designed to reduce internal stress during load cycles. This construction supports high-speed and high-load landings typical of light jets and business aircraft. The reinforced structure helps extend overall tire service life.
The 175K88-4 uses specially formulated rubber compounds engineered for maximum landings per tire. Increased wear resistance means fewer tire changes and lower cost per landing. This makes it a practical choice for operators focused on long-term maintenance efficiency.
Yes, this aircraft tire performs well on both paved and well-maintained secondary runways. Its rib design promotes even tread wear and consistent ground handling. This versatility supports operations in a wide range of airport environments.
Maintaining proper inflation pressure is critical for maximizing tread life and preventing uneven wear. Routine inspections for cuts, flat spots, and foreign object damage help detect issues early. Using a properly sized aircraft tire tube and following approved mounting procedures also supports safe performance.
Operating at the recommended 65 PSI helps ensure optimal footprint, load distribution, and braking efficiency. Underinflation can increase heat buildup and structural stress, while overinflation may reduce traction. Consistent pressure checks are essential for safe and efficient aircraft tire operation.
Runway surface condition, braking intensity, ambient temperature, and exposure to ozone or sunlight can influence tire wear. Goodyear incorporates weather-resistant sidewall compounds to help protect against environmental degradation. Proper storage and routine inspections further preserve tire integrity.
Goodyear Aviation has decades of experience producing high-performance aircraft tires for commercial and private operators. The Rib DDT design combines wet traction, durability, and structural strength in demanding operating conditions. The 175K88-4 reflects this legacy of reliability and engineering expertise in aviation tire technology.
