Dr. Pulley 16x13 Variator Slide Set: 139QMB, Dio, Ruckus

Maximize your transmission's performance and service life with the Dr. Pulley Variator Slide Set . Often overlooked, these "ramp guides" are critical for the smooth movement of your variator. By pairing your high-performance slider weights with these matching Dr. Pulley slides, you eliminate the friction and "sticking" that can occur with worn factory plastics. This ensures a more responsive throttle and consistent gear-ratio transitions across the entire RPM range. Technical Performance Features Self-Lubricating Polymer: Manufactured from a specialized low-friction material that reduces heat buildup and resists the "notching" common in standard OEM slides. Precision Fitment: Engineered to eliminate "slop" or rattling within the variator assembly, resulting in a quieter, smoother-running CVT. Enhanced Durability: Highly resistant to the thermal stresses of high-RPM racing and daily commuting, outlasting standard nylon guides. Optimized for Dr. Pulley Weights: Specifically designed to match the movement profile of sliding roller weights for the ultimate transmission setup. Vehicle & CVT Fitment This set of 3 sliders is a direct fit for 16x13mm variators used in the following 50cc models: Brand / Engine Compatible Model Series Genuine Scooter Co. Buddy 50, RoughHouse 50 Honda Ruckus (NPS50), Dio (AF18/27/28/34/35) Kymco Agility 50, People 50 GY6 50cc / 80cc 139QMB, 139QMA, 1P39QMB, 147QMD Technical Specifications Variator Size: 16mm x 13mm Quantity: Set of 3 Sliders Material: High-Performance Low-Friction Nylon Manufacturer: Dr. Pulley Mechanic's Note: Slide sets are the most neglected part of a CVT tune-up. Diagnostic Tip: If your scooter feels like it's "stuck in gear" or won't shift smoothly, your slides are likely worn or melted. Pro Tip: Never reuse old slides when installing new Dr. Pulley Sliding Weights — worn guides can cause your new weights to flip or wear prematurely! SKU: 1200-1261 | Vendor: Dr. Pulley | Category: Motor Vehicle Transmission & Drivetrain Parts Note: Performance tuning parts are intended for racing and off-road use only. California Prop 65 Warning: www.P65Warnings.ca.gov