{"product_id":"shock-absorber-type-641-competition-443","title":"Shock Absorber Type 641 Competition","description":"\u003cp\u003eThe Triumph Tiger Sport 660 is delivered with linear fork springs. The Wilbers upgrade uses progressive fork springs for a more responsive front end and substantially more reserve in the second spring rate than the stock linear design. The standard fork is also slightly overdamped in rebound; our setup corrects this for a smoother, more controlled ride.\u003c\/p\u003e\n\u003cp\u003eAt the rear, the OEM progressive spring has a very poor block value that keeps the rider riding in the second, overly stiff rate — the bike feels harsh and unstable. Wilbers replaces it with a linear spring and optimizes rebound and compression damping, delivering clearer road feedback, greater comfort, and improved safety. To balance the Tiger’s rear-heavy stance, we also increase negative spring travel accordingly.\u003c\/p\u003e\n\u003cp\u003eThis shock absorber connects its compression tank to the main body via a flexible steel hose — perfect where space is tight. The hose can be positioned where airflow aids cooling (e.g., along the rear frame). High- and low-speed compression are each adjustable in 22 clicks, rebound is set via an open-bleed system with 22 clicks, and preload is continuously adjustable.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct may vary from picture.\u003c\/b\u003e\u003c\/p\u003e","brand":"EPM Performance Imports","offers":[{"title":"Blackline \/ Hook Wrench \/ Std","offer_id":46102831464508,"sku":"641-1338-00","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hook Wrench \/ Std","offer_id":46102831497276,"sku":"641-1338-00-Blue","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ Std","offer_id":46102831530044,"sku":"641-1338-00-Blue-WPA","price":1645.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hook Wrench \/ Std","offer_id":46102831562812,"sku":"641-1338-00-Nigh","price":1230.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ Std","offer_id":46102831595580,"sku":"641-1338-00-Nigh-WPA","price":1735.0,"currency_code":"USD","in_stock":true},{"title":"Blackline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ Std","offer_id":46102831628348,"sku":"641-1338-00-WPA","price":1645.0,"currency_code":"USD","in_stock":true},{"title":"Blackline \/ Hook Wrench \/ +15 mm","offer_id":46102831661116,"sku":"641-1338-01-+15","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hook Wrench \/ +15 mm","offer_id":46102831693884,"sku":"641-1338-01-Blue-+15","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ +15 mm","offer_id":46102831726652,"sku":"641-1338-01-Blue-WPA-+15","price":1645.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hook Wrench \/ +15 mm","offer_id":46102831759420,"sku":"641-1338-01-Nigh-+15","price":1230.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ +15 mm","offer_id":46102831792188,"sku":"641-1338-01-Nigh-WPA-+15","price":1735.0,"currency_code":"USD","in_stock":true},{"title":"Blackline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ +15 mm","offer_id":46102831824956,"sku":"641-1338-01-WPA-+15","price":1645.0,"currency_code":"USD","in_stock":true},{"title":"Blackline \/ Hook Wrench \/ -30 mm","offer_id":46102831857724,"sku":"641-1338-02--30","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hook Wrench \/ -30 mm","offer_id":46102831890492,"sku":"641-1338-02-Blue--30","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"Blueline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ -30 mm","offer_id":46102831923260,"sku":"641-1338-02-Blue-WPA--30","price":1645.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hook Wrench \/ -30 mm","offer_id":46102831956028,"sku":"641-1338-02-Nigh--30","price":1230.0,"currency_code":"USD","in_stock":true},{"title":"Nightline (+$90) \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ -30 mm","offer_id":46102831988796,"sku":"641-1338-02-Nigh-WPA--30","price":1735.0,"currency_code":"USD","in_stock":true},{"title":"Blackline \/ Hydraulic Preload Adjuster (Wilbers-PA) (+$505) \/ -30 mm","offer_id":46102832021564,"sku":"641-1338-02-WPA--30","price":1645.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/641comp_7e6f3c4a-c67d-40ef-aa71-ab9c484443d8.jpg?v=1787973720","url":"https:\/\/rpm-racing.com\/products\/shock-absorber-type-641-competition-443","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}