{"product_id":"roller-weight-set-prima-17-x-12-mm-6-per-set-roll17x12","title":"Universal Parts 17x12mm Scooter Roller Weight Set 6-Pack","description":"\u003cp\u003eFine-tune your scooter's CVT transmission and optimize power delivery with this precision \u003cstrong\u003eUniversal Parts 17 x 12mm Roller Weight Set\u003c\/strong\u003e. Available in 0.5g increments from 4.0g to 8.0g, these matched roller sets let you dial in the perfect balance of acceleration and top-end speed for your riding style, terrain, and engine setup.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Weight Matching:\u003c\/strong\u003e All 6 rollers calibrated to strict mass and geometric tolerances for smooth, vibration-free CVT operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Low-Friction Composition:\u003c\/strong\u003e Wear-resistant polymer matrix resists flat-spotting under high thermal loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Weight Range:\u003c\/strong\u003e Available in 4.0g, 4.5g, 5.0g, 5.5g, 6.0g, 6.5g, 7.0g, 7.5g, and 8.0g — select at checkout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Replaces worn, flat-spotted, or degraded factory rollers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as a Set:\u003c\/strong\u003e 6 matched roller weights per order\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCVT Tuning Guide\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighter Rollers (4.0g–5.5g):\u003c\/strong\u003e Quicker off-the-line acceleration and better hill climbing. Best for heavier riders or stock motor setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavier Rollers (6.0g–8.0g):\u003c\/strong\u003e Lower cruising RPM and higher top-end speed. Best for lighter riders or big-bore builds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 17mm diameter x 12mm width\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 6 matched rollers per set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Weights:\u003c\/strong\u003e 4.0g to 8.0g in 0.5g increments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e CVT variator roller weights\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; border: 1px solid #e1e1e1;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background-color: #f8f8f8; text-align: left;\"\u003e\n\u003cth style=\"padding: 10px; border-bottom: 2px solid #e1e1e1;\"\u003eBrand\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border-bottom: 2px solid #e1e1e1;\"\u003eCompatible Models\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003e\u003cstrong\u003ePiaggio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003eZip 50, Typhoon 50, Fly 50, Liberty 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003e\u003cstrong\u003eVespa\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003eET2 50, LX 50, LXV 50, S 50, Primavera 50, Sprint 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003e\u003cstrong\u003eAprilia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003eSR 50 (Piaggio engine), Scarabeo 50, Sportcity One 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003e\u003cstrong\u003eSuzuki\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003eBurgman 125\/150 (stock variator applications)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003e\u003cstrong\u003ePeugeot\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #e1e1e1;\"\u003eSpeedfight 50 (2T), Vivacity 50, Kisbee 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdiv style=\"margin-top: 12px; padding: 10px; background-color: #f4f4f4; border-radius: 4px; font-size: 0.9em;\"\u003e\n\u003cstrong\u003eMechanic's Tip:\u003c\/strong\u003e Clean the variator housing and ramps with brake cleaner before installing. Always install rollers dry — never grease a dry-roll CVT variator.\u003c\/div\u003e\u003cp\u003e\u003ca title=\"California Prop 65 Warning\" href=\"https:\/\/www.p65warnings.ca.gov\"\u003eCalifornia Prop 65 Warning: www.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Prima","offers":[{"title":"4.0 G","offer_id":46758371033368,"sku":"ROLL17X12 4.0 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"4.5 G","offer_id":46758371066136,"sku":"ROLL17X12 4.5 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"5.0 G","offer_id":46758371098904,"sku":"ROLL17X12 5.0 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"5.5 G","offer_id":46758371131672,"sku":"ROLL17X12 5.5 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"6.0 G","offer_id":46758371164440,"sku":"ROLL17X12 6.0 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"6.5 G","offer_id":46758371197208,"sku":"ROLL17X12 6.5 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"7.0 G","offer_id":46758371229976,"sku":"ROLL17X12 7.0 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"7.5 G","offer_id":46758371262744,"sku":"ROLL17X12 7.5 G","price":11.0,"currency_code":"USD","in_stock":true},{"title":"8.0 G","offer_id":46758371295512,"sku":"ROLL17X12 8.0 G","price":11.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/ROLL17X12_6d0ab547-198c-4f86-9666-9bb1668bd55c.jpg?v=1695293247","url":"https:\/\/www.scooterworks.com\/products\/roller-weight-set-prima-17-x-12-mm-6-per-set-roll17x12","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}