{"product_id":"shock-absorber-type-642-competition-157","title":"Shock Absorber Type 642 Competition","description":"\u003cp\u003eThe Wilbers suspension solution improves fork response by replacing the stock linear springs with progressive ones; the second spring rate provides greater reserve. At the rear, a slightly stiffer spring combined with optimized rebound and compression damping yields a wider adjustment range than the original shock. Suspension geometry front and rear is refined via negative spring travel for balanced handling.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe ultimate shock configuration:\u003c\/b\u003e a milled upper mount links to the compression reservoir and integrates high- and low-speed compression adjusters (22 clicks each). A pressure-relief valve prevents hydraulic lock and unwanted jolts. 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