The Progressive 13-1240B Magnum Off-Road Shock is designed to enhance the performance and handling of a wide range of vintage and street motorcycles. This shock absorber features a durable construction suitable for models dating back to the 1970s and 1980s, making it an ideal choice for restoration projects, vintage racing, or custom builds. Its robust design ensures reliable damping and improved stability during aggressive riding or daily commuting.

The 13-1240B model comes as a complete damper set, which can be paired with various springs to achieve optimal tuning for your specific motorcycle setup. Whether you're restoring a classic Honda CB700SC Nighthawk S, Suzuki Sp500, or Yamaha TT500 and XT500 series, this shock provides the necessary features to improve ride quality and control. Its proven design has been used successfully since 1949, confirming its compatibility and performance across multiple decades of motorcycle engineering.

Featuring a 15-inch length, this shock absorber offers a balanced combination of travel and stability. Its construction incorporates high-quality materials dedicated to durability and consistent damping performance, ensuring a smooth ride across different terrains and riding conditions. Installation is straightforward, making it suitable for both experienced mechanics and DIY enthusiasts. This shock absorber is a reliable upgrade that maintains the vintage aesthetic while providing modern handling improvements.

Features:

• Compatible with vintage and modern motorcycles from the 1970s and 1980s


• Complete damper set for customizable suspension tuning


• Designed for restoration, racing, or everyday riding


• High-quality construction for durability and consistent damping


• 15-inch length offers balanced travel and stability