Cervélo S3 Ultegra Di2 review

Impressively versatile and enjoyable mullet machine

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Cervelo's S3 Ultegra Di2 is a deceptively well-mannered ride

Cervelo's S3 Ultegra Di2 is a deceptively well-mannered ride (Image credit: Mick Kirkman)

This article originally appeared on BikeRadar