Unsure what size/wall tire or tube to buy
Check size on sidewall of original tire. Send photo + model to support for confirmation before buying replacement.
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Tire goes flat shortly after assembly
Inspect tube for puncture before riding. Use tire levers to check for sharp rim tape or embedded debris. Replace tube if punctured. Normal flats not covered by warranty unless assembly defect.What tire size does the rim coming with hub motor take?
The rim we use is an oval section black double walled alloy rim, stronger than regular rims using 2.6mm chrome spokes. The rim has pad brake tracks and the wheel supports both rim and disk brake. The tire can be 20in, 24in, 26in, 27.5in, ...Tube fails shortly after starting use
Inspect for production flaw vs. puncture. Replace tube; request warranty replacement if obviously defective (not regular puncture).What is Head tube angle, seat tube angle, stack, and reach of D35 and ST
Please refer to the following table for the head tube angle, seat tube angle, stack, and reach values. A= Reach B= Stack C=Head tube angle D= Seat tube angle A B C D D35 – 20’’ 400mm 682mm 71 72.6 D35 – 18’’ 377mm 681mm 71 72.6 D35 – 16’’ 331mm ...Tire valve slowly loses air (crooked/loose)
Deflate, reseat tube so valve is straight. If stem is defective, replacement tube required. Warranty doesn’t cover unless new bike/manufacturer defect.