Shock Absorber BILSTEIN M 9200 (Bypass) BILSTEIN Off Road Bilstein #33 250748 M 9200 (Bypass) Shock Absorber Desert Rat Bilstein M 9200 (Bypass) Suspension Shock Absorber (33 250625). Bilstein M 9200 (Bypass) shock absorbers feature position sensitive damping and are designed specifically for professional off road motorsports. M 9200 (Bypass) shock absorbers are available in either 3 tube or 4 tube configurations and include a piggyback reservoir. M 9200 (Bypass) shock absorbers are for custom fitments and are sold by length. These shock absorbers are completely owner rebuildable and revalvable. All service components are readily available and sold separately. Utilizing an M 9200 (Bypass) shock absorber is the easiest and most effective way to tune an off road suspension for ultimate performance. Details: Series: M 9200 (Bypass) Internal Design: Monotube Lower Mount Type: Eye . 5x1. 5in Upper Mount Type: Eye . 5x1. 5in Finish: Zinc Plated Body Design: 4 Tube Bypass Screw Top Collapsed Length Inch: 21. 5 Compression at 52m s: Custom Extended Length Inch: 33. 5 Mount Type: Eye to Eye Pistion Diameter: 70mm Postion: Left Rebound at 52m s: Custom Reservior: Yes Shaft Diameter: 1 1 8 in. Shaft Diameter mm: 28. 6 Stroke Travel Length In: 12 Stroke Travel Length In: 304. 8 Notes: 70mm, 4 Tube Bypass, 12. 0 Inch Stroke, Left Warranty: 90 Day Warranty