Battery anxiety? Not with a Specialized Turbo SL additional range extender battery. Our discreet and compact Specialized Turbo Levo SL Range Extender Battery provides up to 50% additional battery range or 40 additional miles (64km) of mountain-flattening power. More range, more riding.
FREE shipping in US Lower 48.
160Wh capacity deliver
4.9
22 ratings
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Great Range Extender!
I have really enjoyed using the Range Extender. I appreciate being able to just plug it in when my bike battery is getting low and feel confident I can go another 20 miles!
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Francie · 10 days ago
Great battery, slow shipping.
The battery does exactly what it is supposed to. 50% more juice for those longer rides. The purchase experience was disappointing. The website says "Ready for pickup in 2–4 days — Or ships today" In reality, it shipped more than a week after I placed the order.
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Michael · July 8, 2026
Great addition to bike
Got this for me and my wife to go riding for longer distances. Solves the range anxiety with the SL bikes.