Trailer Air Spring Bag (Replaces Firestone 9935, SAF Holland 905-57-301) - 2 Pack

The Ultimate Trailer Air Spring Bag for Heavy-Duty Suspension Systems!Ensure optimal performance and durability for your trailer’s suspension with the TORQUE Trailer Air Spring Bag. Designed as a direct replacement for Firestone 9935, W01-358-9935, SAF Holland 905-57-157, 905-57-301, and other compatible models, this high-quality air spring bag exceeds OEM requirements. Built with premium materials, including 4.5-5.00 mm thick rubber, 25% stronger 4140-grade steel studs, and stronger composite pistons, it’s engineered to handle heavy loads and harsh conditions. Backed by an industry-leading 3-year unlimited mile warranty, this air spring bag is the perfect solution for reliable suspension performance.Quality Assurance: Durable Construction: 4.5-5.00 mm thick rubber that exceeds OEM requirements. Enhanced Strength: 25% stronger 4140-grade steel studs and stronger composite pistons. Easy Identification: Part number permanently engraved on the rubber for easy reference. Leak-Free Performa