Keep your John-Deere lawn tractor steering smooth and responsive with this comprehensive steering sector and pinion gear replacement kit. Designed specifically for D130, D140, D150, D160, and D170 models, this kit includes all essential components: a durable sector gear assembly, precision-machined pinion gear, mounting hardware, and bushings. The heavy-duty construction ensures reliable performance and long-lasting durability for your lawn tractor's steering system. This complete kit provides everything needed for a proper steering mechanism repair or replacement, helping restore tight, precise control to your mower. The sector gear features precise tooth geometry for smooth engagement with the pinion gear, while the included hardware ensures proper fitment and secure installation. Restore your tractor's steering to like-new condition with this comprehensive repair solution.