{"product_id":"left-lever-drum-csc-go-qmb139-scooters-0800-4004","title":"Left Rear Drum Brake Lever: 139QMB \u0026 ZNEN 50cc Scooters","description":"\u003ch2\u003eReliable Stopping Power: Left Hand Rear Drum Brake Lever\u003c\/h2\u003e\u003cp\u003eRestore your braking confidence with this \u003cstrong\u003eOEM-Replacement Left Rear Brake Lever\u003c\/strong\u003e. Specifically designed for scooters utilizing the 50cc\/80cc 139QMB engine platform with a cable-actuated rear drum brake, this lever offers a factory-perfect fit and feel. Finished in a durable matte black coating, it provides the ergonomic leverage needed for smooth, consistent deceleration in urban riding conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Performance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e Matches factory specifications for the Chicago Scooter Company lineup and dozens of other QMB139-based bikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable-Actuated Design:\u003c\/strong\u003e Engineered with the correct pivot geometry for drum brake cables, ensuring a \"snap-back\" feel without binding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Alloy Construction:\u003c\/strong\u003e High-strength cast aluminum body resists bending and snapping during tip-overs or heavy emergency braking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather-Resistant Finish:\u003c\/strong\u003e The semi-gloss black powder coat protects against corrosion and UV fading.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment Guide\u003c\/h3\u003e\u003cp\u003eThis lever fits nearly all \u003cstrong\u003e50cc 4-Stroke Chinese Scooters\u003c\/strong\u003e with a rear drum brake. It is a guaranteed fit for:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBrand \/ Series\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eCompatible Models\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChicago Scooter Co.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ego., go. MAX, Bella Classic 50, Pug 50, Nitro Sport 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePopular Chinese Makes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTaoTao, Wolf, Ice Bear, Bintelli, Amigo, Vitacci, Peace Sports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePremium Import Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLance, Kymco (Agility 50), SYM, ZNEN, Jonway, BMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Codes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e139QMB, 1P39QMB, 139QMA, GY6 50, 147QMD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrientation:\u003c\/strong\u003e Left Hand (Rear Brake)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Type:\u003c\/strong\u003e Drum (Cable Actuated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.75 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 3547001\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eMechanic's Note:\u003c\/strong\u003e If your brake lever feels \"mushy\" even with a new lever, check your rear brake cable for stretching or fraying. For a balanced look and feel, we recommend replacing the \u003cstrong\u003e\u003ca href=\"https:\/\/www.scooterworks.com\/products\/right-brake-lever-front-disc-brake-139qmb\"\u003eRight-Hand Disc Brake Lever (0800-4038)\u003c\/a\u003e\u003c\/strong\u003e at the same time if your current set is faded or mismatched.\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e 0800-4004 \u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e Chicago Scooter Company (Original Parts)\u003c\/p\u003e\u003cp\u003eFor the right lever, see SKU \u003ca title=\"right hand brake lever csc 139QMB scooter\" href=\"https:\/\/www.scooterworks.com\/products\/right-hand-brake-lever-csc-go-max?variant=46763385946392\"\u003e0800-4038\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eOriginal Parts for Scooters SKU 134-66\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"Chicago Scooter Company","offers":[{"title":"Default Title","offer_id":46759739949336,"sku":"0800-4004","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/0800-4004_8a5301fa-7420-489f-b755-7855f9b2437c.jpg?v=1695304230","url":"https:\/\/www.scooterworks.com\/products\/left-lever-drum-csc-go-qmb139-scooters-0800-4004","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}