{"product_id":"dr-pulley-16x13-sliding-roller-weights-performance-cvt","title":"Dr. Pulley 16x13 Sliding Roller Weights - Performance CVT","description":"Upgrade your CVT system with Dr. Pulley 16x13 Sliding Roller Weights . Unlike traditional round weights, these uniquely shaped sliders allow the variator to open wider, increasing top-end speed while providing a more aggressive response off the line. Made in Taiwan from a proprietary self-lubricating nylon composite for maximum longevity and reduced friction. Key Performance Benefits Sliding shape allows the variator to travel further than standard rollers — higher top speed Smoother, more consistent power band — eliminates flat spots Self-lubricating nylon composite protects variator ramp surfaces Long-lasting durability — reduces wear on both weights and variator Weight Selection Guide Lighter (3.0g – 5.5g): Best for quick acceleration and hill climbing; runs at higher RPMs Standard (6.0g – 8.5g): Sweet spot for daily commuting and balanced performance Heavier (9.0g – 11g): Best for higher top speeds and lower RPM cruising on flat roads Specifications Size: 16mm (diameter) x 13mm (width) Weight Options: 3g – 11g (select from dropdown) Quantity: 6 pieces per set Material: High-temp, low-friction nylon composite Made in Taiwan Compatibility — Major Brands Brand Models Genuine Scooter Co. Buddy 50, RoughHouse 50, Rattler 50, Black Duck 50 Honda Ruckus 50 (NPS50), Metropolitan CHF50 (2002–2012) Yamaha C3 (XF50), Vino 50 (4-stroke), Zuma 50F (4-stroke) Kymco Agility 50, People 50, Super 8 50 (4-stroke) TaoTao ATM50-A1, Pony 50, Thunder, VIP Wolf Brand RX-50, Islander, Lucky, Blaze Ice Bear Maddog 50cc, PMZ50 series Bintelli Breeze, Havoc, Scorch, Sprint Also fits ZNEN, Jonway, Roketa, Peace Sports \u0026amp; more Compatibility — 139QMB Engine Codes 50cc \/ 80cc 4-Stroke Engine Codes 139QMA 139QMB 1P39QMB 1P39QMA-2 YN139QMB JJ1P39QMB 139FMA-2 BD1P39QMB BN139QMB 147QMD Other QMA models Other QMB models Performance tuning parts are intended for racing and off-road use. Professional installation and belt inspection are recommended when changing weights. California Prop 65 Warning: www.p65warnings.ca.gov","brand":"dr. pulley","offers":[{"title":"Default Title","offer_id":48045175144635,"sku":"1200-1102 3G","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/1200-1102_a_5316c958-fbca-4b02-ac10-3dacd3a65ed3.jpg?v=1783061294","url":"https:\/\/thriftyscooters.com\/products\/dr-pulley-16x13-sliding-roller-weights-performance-cvt","provider":"Thrifty Scooters","version":"1.0","type":"link"}