
Specifications
- Brand
- Progressive
- Part #
- 13-1240B
- UPC
- 13-1240B

Progressive 13-1240B Magnum O/R Shok 15in
$238.95
Progressive 13-1240B Magnum O/R Shok 15in rear shock absorber. Built for vintage restorations and racers, offering tunable damping.
Key Features
- Fits 1976-1986 motorcycles including Yamaha XT500, Honda CB700SC Nighthawk S, and Suzuki PE250.
- Magnum O/R series shock absorber designed for vintage restorations and racing applications.
- Dampers can be mated to a variety of springs (sold separately) to tune for specific applications.
- Offers improved damping control over stock suspension for a more controlled ride.
- Well-built construction ensures reliability for vintage motorcycle builds.
Product Details
If you're working on a vintage motorcycle restoration or getting an older AHRMA racer dialed in, the Progressive 13-1240B Magnum O/R Shok is a solid option for the rear suspension. This shock absorber is designed to fit a wide range of classic bikes, from 1970s Bultacos and Suzukis to the Honda CB700SC Nighthawk S and Yamaha XT500. It's built to provide a noticeable improvement over stock suspension, giving you a more controlled ride.
The Magnum O/R series from Progressive Suspension is known for its well-built construction and the ability to be tuned for your specific needs. These dampers are sold as a set and can be paired with various springs (sold separately) to achieve the right damping characteristics for your riding style and the bike's weight. This means you can really dial in the feel and performance of your vintage machine, whether you're on the street or the track.
Specifications
- Brand
- Progressive
- Manufacturer Part #
- 13-1240B
- UPC
- 13-1240B
Frequently Asked Questions
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Progressive 13-1240B Magnum O/R Shok 15in
