{"product_id":"rev797-primary-drive-belt-conversion-kit-for-sur-ron-light-ultra-bee-79bike","title":"SALE 70+kW Primary Carbon Belt CNC Vented Steel Pulley Drive Kit","description":"\u003cp\u003e\u003cstrong\u003eTips: \u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003eWith our hollowed-out design and optimized spacing layout, we estimate that up to 90% of carbon fiber belts on the market can achieve around a 20% increase in lifespan when paired with this drive kit. \u003c\/p\u003e\n\u003cp\u003ePlease choose the \u003cstrong\u003e20MM LBX belt\u003c\/strong\u003e carefully — it may cause slight rubbing.Most importantly, based on real-world testing, the \u003cstrong\u003e18MM belt offers better long-term stability and durability.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your Light Bee\/79Bike Falcon\/Ventus one\/one plus\/Rerode R1\/R1 plus\/Eride Pro S with REV797’s Primary Drive Belt Kit\u003c\/strong\u003e—engineered for riders who demand durability, performance, and low maintenance. Replace the stock chain with a quieter, stronger belt system designed for aggressive riding in mud, sand, or city streets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1. Stronger, Wider Belt\u003c\/strong\u003e: \u003cstrong\u003e19mm (\u003c\/strong\u003e\u003cstrong\u003eLight Bee\/79Bike Falcon\/Ventus\/Rerode R1\/Eride Pro 23T\u0026amp;51T)\/25mm (ultra bee 27T\u0026amp;61T)\u003c\/strong\u003e carbon belt offers superior strength and grip compared to the stock 16mm\/23mm, designed to withstand high torque, heavy accelerations, and frequent 0–60 tests.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Mud-Shedding Pulley Teeth\u003c\/strong\u003e: Hollow, drilled teeth let dirt and sand fall through, reducing wear and extending belt life, perfect for off-road or aggressive trail riding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Quieter Operation, Less Drag, Less Heat\u003c\/strong\u003e: Enjoy the smooth, quiet feel of belt drive with reduced friction and maintenance compared to chains.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4. Signature Whistle Under Load\u003c\/strong\u003e: Hollow teeth produce a subtle “scream” under heavy acceleration—a mark of precision engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5. CNC Machined Billet Steel Pulleys\u003c\/strong\u003e: Sandblasted, copper- and chrome-plated pulleys for maximum strength, wear resistance, and corrosion protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6. Built for Reliability\u003c\/strong\u003e: The pulley fits belts up to 20.5mm (Light Bee, etc) \/ 25mm (Ultra Bee). Weighing 0.86 lbs, it is heat-treated for toughness and designed to fit stock geometry for straightforward installation.\u003c\/p\u003e\n\u003cp\u003eUpgrade to a drivetrain designed for \u003cstrong\u003ehigh-performance, aggressive riders\u003c\/strong\u003e—lighter pulleys, stronger belt, and the ability to evacuate mud and dirt for maximum durability.\u003c\/p\u003e","brand":"In-House \u0026 Ships within 1 Business Day!","offers":[{"title":"Light Bee\/79Bike\/Ventus\/Rerode\/Eride-Belt 18MM","offer_id":46969470189788,"sku":null,"price":129.0,"currency_code":"USD","in_stock":true},{"title":"Light Bee\/79Bike\/Ventus\/Rerode\/Eride-Belt 20MM","offer_id":50221328498908,"sku":null,"price":139.0,"currency_code":"USD","in_stock":true},{"title":"Ultra Bee-Belt 25MM","offer_id":47091499925724,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true},{"title":"Primary Jackshaft Steel Pulley for LB\/79Bike\/Ventus\/Rerode\/Eride","offer_id":47535621144796,"sku":null,"price":79.0,"currency_code":"USD","in_stock":true},{"title":"Primary Jackshaft Steel Pulley for Surron Ultra Bee","offer_id":47535621177564,"sku":null,"price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/7825\/2508\/files\/Rev797_Primary_Drive_Carbon_Belt_Pulley_Conversion_Kit.jpg?v=1768726879","url":"https:\/\/www.rev797.com\/es\/products\/rev797-primary-drive-belt-conversion-kit-for-sur-ron-light-ultra-bee-79bike","provider":"REV797","version":"1.0","type":"link"}