The FEBI-BILSTEIN 33-104652 10.99" Travel Rear Suspension Shock Absorber is engineered to enhance the performance and durability of custom suspension systems in heavy-duty vehicles. Designed for vehicles lacking a direct FEBI-BILSTEIN fitment, this shock absorber offers a reliable solution for custom applications, ensuring consistent and fade-free performance under varying road conditions. Its high gas pressure monotube design provides superior damping control, contributing to improved vehicle stability and ride comfort. The shock absorber features a 46mm piston with self-adjusting deflective disc valving, allowing it to adapt instantly to changing surface conditions. This design ensures optimal ride quality, whether traversing smooth highways or uneven terrains. The inclusion of durable 5/8-inch hourglass bushings and a black bellows boot enhances the shock absorber's longevity and resistance to environmental factors. With a collapsed length of 17.01 inches and an extended length of 28.00 inches, it offers a travel length of 10.99 inches, accommodating a wide range of custom suspension setups. The FEBI-BILSTEIN 33-104652 is an ideal choice for custom suspension builders seeking a high-quality, adaptable shock absorber to meet the specific demands of their heavy-duty vehicles.