
Yaao 3-Speed Tractor Chain Drive Farm Rotary Tiller for Soil Preparation. Variable-Speed Twin-Shaft Design: Patented three-gear speed change adapts to soil quality and forward speeds for optimal efficiency. Wide Power Range Compatibility: Matches tractors from 80HP to 160HP across six specific models for versatile agricultural use. Comprehensive Core Parts Warranty: Provides one-year warranty coverage on core parts to ensure long-term reliability. ISO9001 Certified Quality: Manufactured under strict ISO9001 standards with 100% visual and functional inspection. Flexible Customization Options: Offers full, minor, and sample-based customization including OEM and ODM services. High Productivity Output: Unit productivity ranges from 0.27 to 1.49 hectares per hour depending on the model. Global Export Experience: Established presence in Russia, former Soviet Union, Zambia, and Mauritius since 1976. Dedicated R&D Team: Supported by 15 engineers and 9 QA/QC inspectors ensuring continuous innovation.