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About Progressive Suspension 429 Series Standard Shocks

Progressive Suspension 429 Series Standard Shocks

  • High pressure nitrogen-charged damper
  • 40mm steel monotube construction
  • Adjustable pre-load
  • Progressive rate spring
  • Deflective disc valving
  • NOTE: All shocks are measured center-of-eyelet to center-of-eyelet.
  • NOTE: Heavy Duty Applications are recommended for bikes that are operated at or near the manufacturers maximum load rating over 50% of the time.

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