This product has been discontinued

Progressive Suspension 418 Series Shocks


  • Manufacturer: Progressive Suspension


Progressive Suspension 418 Series Heavy Duty Shocks

Heavy-duty shocks are better fitted for the touring rider carrying passengers or a body weight of 225 lb. and up.

  • Aluminum body twin shock
  • Five-position, externally adjustable rebound damping range allows you to dial in the ride you want
  • Four-position, easily adjusted spring preload cam lets you adjust for different load and ride characteristics
  • Gas charged for fade-free operation
  • Velocity-sensitive, multistage internal damping gives a consistent ride and handling over a variety of road surfaces
  • The body is machined from aircraft-quality aluminum, clear anodized for an attractive and durable finish
  • Double-walled construction (steel inner wall) for excellent durability
  • Chromoly 4130 steel shaft, hard-chromed and precision-ground for strength and durability
  • TUV approved
  • Made in the U.S.A.

**NOTE: Heavy-duty shock applications are recommended for bikes with additional add on accessories, rider weight over 200 lbs., or passenger use over 50% of the time