Bulls SONIC EVO SX 1

The "SONIC EVO SX 1" model from Bulls, released in 2024, is a high-quality e-mountain bike designed for discerning riders. The price for this model is 4,999 EUR. The frame is made from a carbon fibre monocoque, ensuring high stability and low weight. The frame also features internal cable routing and is designed to accommodate a telescopic seatpost. The maximum permissible weight is 130 kg.

Braking performance is provided by the SHIMANO BR-MT420 hydraulic disc brake, fitted with a SHIMANO SM-RT30 CL 203mm brake disc at the front and a SHIMANO RT-EM300 CL 203mm brake disc at the rear. Gear changes are handled by a SHIMANO Deore RD-M6100 rear derailleur and a SHIMANO Deore SL-M6100 shifter featuring RapidFire+ and I-Spec-EV technology. The bike offers a total of 12 gears.

The BULLS Lytro 34 SL LOR Air DS Boost fork, with 120 mm of travel, ensures optimum suspension performance on uneven terrain. Lighting is optional and can be integrated via the MonkeyLink Connect system; the MonkeyLink Twinlight rear light is included.

Further features include ZECURE MTB pedals, a BULLS 170 mm crankset, a SHIMANO Deore CS-M6100 10-51T cassette and the SHIMANO CN-M6100-12 drivetrain. The handlebars are BULLS riser bars, combined with Prologo Proxim Enduro grips and an MTB-SLS stem that is CCS Slot Mount ready. The headset is an ACROS AIF-531 1.5".

The tyres are SCHWALBE Smart Sam Performance 60-622, fitted to a MAVIC E-Crossride 1 CL MS wheelset. The saddle is a Prologo Proxim 400, and the seatpost is a Limotec Alpha 1UH 31.6 mm with SL-MT500-IL and a 150 mm adjustment range. An ABUS battery lock provides additional security.

At the heart of the drive system is the Bosch Performance Line SX motor, delivering 25/55 Nm of torque, combined with a Bosch CompactTube 400 battery with a capacity of 400 Wh. The system is controlled via the Bosch Mini Remote and the system controller. A 2 A charger is included in the scope of delivery.

Overall, the SONIC EVO SX 1 from Bulls offers an impressive combination of advanced technology, robust design and outstanding performance, making it an excellent choice for e-mountain bike enthusiasts.