Conway Cairon S 527

The Conway Cairon S 527, launched in 2021, is an e-bike priced at 3099 EUR. It is fitted with a robust aluminium frame, specifically designed to accommodate a Bosch Intube battery. The maximum permissible weight is 130 kg, which is indicative of its solid construction.

Braking performance is provided by TEKTRO “HD-T390” brakes with matching brake levers. The brake discs measure 203 mm at the front and 180 mm at the rear, ensuring reliable deceleration. The gear system consists of a SHIMANO “Deore RD-M5120 Shadow Plus” 10-speed rear derailleur, controlled via SHIMANO “Deore SL-M4100” shift levers. The SUNTOUR “XCR34 Air LOR” fork offers 120 mm of travel and ensures comfort and control on uneven terrain.

The bike is fitted with VP “VPE-506” pedals and a BOSCH bottom bracket. The FSA crankset is 170 mm long and has a 38-tooth chainring. The SHIMANO “CS-M4100” cassette offers a gear range of 11–46 teeth, whilst power is transmitted via a SHIMANO “CN-E6090” chain.

The handlebars are CONWAY risers with a diameter of 31.8 mm and a width of 720 mm, complemented by CONWAY “Sport fix” grips and a CONWAY stem. The headset consists of ZS44 / ZS56 components. The rims are MACH1 “MAXX” models, fitted with SCHWALBE “Smart Sam” tyres, which are foldable and designed for both the front and rear wheels in size 65-584.

The front hub is a KT “6-Bolt”, 15 x 110 mm, and the rear hub is a KT “6-Bolt”, 12 x 148 mm, connected by stainless steel spokes. The saddle is a SELLE ROYAL “Vivo Athletic Ergo”, mounted on a CONWAY Patent seatpost with a diameter of 31.6 mm.

The bike is powered by a fourth-generation BOSCH “Performance CX” mid-drive motor with an output of 250 W at 36 V. The battery is a BOSCH PT lithium-ion model with a capacity of 625 Wh (16.66 Ah), controlled by a BOSCH “Purion” display, which offers four assistance levels and a push assist function. Overall, the Cairon S 527 is a well-equipped e-bike that impresses with its technical features and the quality of its components.