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If you want to have a stem that is flexible in height, the ergotec Ahead stem adapter will be a stylish option. The variable Ahead steerer extension is easy to install thanks to clamp bolts and the stem can be adjusted to six different positions between a height of 56 mm and 76 mm with the included spacers. The Ahead 3 by ergotec is now even more stable so that it is approved for touring, city and electric bikes.
• Height adjustment system for 1 1/8" steerers
• You can choose between a height of 51/58/63/68/73 or 78 mm
• Clamping Ø: 28,6 mm
• Clamping height: 40 mm
• For hybrid, city and e-bikes with an assistance of up to 25 km/h
• Ergotec Safety Level 4*
• Max. system weight (cyclist, bike and luggage): City/Touring (also for e-bikes up to 25 km/h) 140 kg
• Material: aluminium
• Weight: approx. 210 g
The length of the steerer tube should be at least 38 mm.
*The product classification of the ergotec Safety Level complies with the DIN EN ISO 4210 standard for bikes and DIN EN 15194 for e-bikes. The ergotec Safety Level is always valid for the entire steering system. If stem and bars have a different safety level, the lower value will apply to the entire system.
Due to safety concerns, the manufacturer does NOT approve the use of the stem with carbon handlebars and/or carbon steerer tubes.
Manufacturer’s ref.: 40106001
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