Rider-matched picks
Size-matched sealants picks for e-bike riders, with fit and feature priorities curated for how e-bike riders actually ride.
E-bikes weigh 20-30 kg compared to 8-12 kg for acoustic bikes, which fundamentally changes how sizing affects handling. The extra weight actually improves stability at speed but makes low-speed maneuvering and stopping more critical - ensure you can confidently put both feet flat on the ground when stopping, especially if you're new to cycling. Step-through frames are strongly recommended for riders with any flexibility limitations, as swinging a leg over a heavy e-bike is significantly harder than a standard bicycle. Mid-drive motors (Bosch, Shimano, Brose) center weight low near the bottom bracket, providing better balance than hub motors which place weight in the wheel. Battery placement (downtube integrated vs rear rack) also affects weight distribution - integrated downtube batteries provide the most natural handling. When sizing, use the same frame size you'd ride on an acoustic bike of the same type - e-road bikes size like road bikes, e-MTBs size like mountain bikes. The motor assist actually makes sizing slightly more forgiving, as you're less reliant on optimal pedaling efficiency.
Tubeless sealant is sized by tire volume and climate. Road tires usually need 30-45 ml per tire, gravel tires 60-90 ml, cross-country and trail tires 90-120 ml, and fat-bike tires 150-240 ml. Add more for porous casings, hot storage, desert riding, or tires that have already sprayed sealant through several punctures. Latex sealants seal fast but dry out; fiber-loaded formulas plug larger cuts but can clog narrow valves if you pour carelessly. Check the tire every 2-4 months by shaking it or removing the valve core. If you cannot hear liquid moving, top it off before the next ride.