This manual covers the Bolens ST Series Lawn Tractor models ST100, ST110, ST120, ST125, ST140, and ST180, manufactured between 1984 and 1993. Bolens, a brand with a strong legacy in garden and lawn equipment, produced these tractors as reliable workhorses known for their sturdy construction and versatility. These machines were designed for property maintenance, offering a balance of power and maneuverability, and were positioned to compete effectively in the market of their time. The ST Series represented a commitment to durability and performance, making them a valuable asset for homeowners and property managers.

This Industrial Service Repair Workshop Manual provides comprehensive guidance for the maintenance, repair, and overhaul of your Bolens ST Series Lawn Tractor. It details procedures for all major systems, including the engine, transmission, drivetrain, steering, braking, and electrical systems. The manual includes routine maintenance schedules, detailed repair instructions, troubleshooting guides, and technical specifications. Its purpose is to assist owners, mechanics, and technicians in understanding and performing necessary service to ensure the longevity and optimal performance of the tractor.