The 2011 John Deere 9770 STS is a Rear-Wheel Assist (RWA) combine, powered by a reliable John Deere engine. Featuring STS (Single Tine Separator) technology, it offers efficient threshing and separation, making it suitable for a variety of crops. Its spacious cab provides comfort and control for long harvest days, while advanced features enhance grain quality and reduce losses. The 9770 STS’s durable build and RWA system improve traction and maneuverability, making it a dependable choice for large-scale harvesting operations.