{"product_id":"ac-22071221","title":"Rear Spring GPZ900R","description":"[HYPERPRO Hyperpro 22071221 Rear Spring GPZ900R Suspension]\u003cbr\u003e\n ■Rear Spring\u003cbr\u003e\n Suspension springs with a constant rising rate, uniquely designed by Hyperpro.\u003cbr\u003e\n The spring rate constantly changes in response to the suspension's movement.\u003cbr\u003e\n It maintains a state that is neither too soft nor too hard, and also has the ability to withstand high-load cornering and sudden braking.\u003cbr\u003e\n ●Front springs come with the necessary amount of fork oil.\u003cbr\u003e\n ●Optimizes caster changes during braking before a corner, making it easier to transition to the next action. Absorbs small bumps during cornering, eliminating vibrations that interfere with the rider.\u003cbr\u003e\n ●Unlike conventional springs, it does not have a constant spring rate, so it does not resonate.\u003cbr\u003e\n ●Springs wound by computer-controlled machine tools are shot-peened to remove microscopic surface scratches that could lead to performance degradation. Furthermore, after completion, each spring undergoes a performance test using a tester.\u003cbr\u003e\n ●In the Netherlands, Hyperpro's home country, all emergency motorcycles are equipped with Hyperpro springs.\u003cbr\u003e\n Compatible models\u003cbr\u003e\n KAWASAKI GPZ900R '99~'03 (A12~A16)\u003cbr\u003e\n Specifications\u003cbr\u003e\n Spring part number: 673\u003cbr\u003e\n Preload adjustment: POS. 1-2\u003cbr\u003e\n Sag value: 10-15mm\u003cbr\u003e\n Compression adjustment: None\u003cbr\u003e\n Rebound adjustment: PO. 2\u003cbr\u003e\n *Images are for illustration purposes only. The design and specifications of the products shown are subject to change without notice. Thank you for your understanding.","brand":"ハイパープロ(HYPER PRO)","offers":[{"title":"Default Title","offer_id":45504590020843,"sku":"ac-22071221","price":27359.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1021\/9499\/files\/ac-22071221.jpg?v=1718349282","url":"https:\/\/bikeman.jp\/en\/products\/ac-22071221","provider":"バイクマン","version":"1.0","type":"link"}