BULLS Sonic EN-R 2
A high-performance full-suspension e-bike with a carbon frame. It perfectly combines racing ambition with versatility. Its well-thought-out geometry and a host of clever details ensure optimal power transfer from the head tube all the way to the dropout. Equipped with the latest Bosch e-bike system.
EAN: 525900120644, 525900120648
Description
Bosch Performance Line CX GEN5
85 Nm
600 Wh
12 speeds
27.5"
170 / 160 mm


RockShox ZEB 170 mm – an enduro fork for the most demanding terrain
Thanks to its massive construction and long 170 mm travel, it offers maximum confidence, stability, and control even on extremely technical descents. Equipped with a DebonAir+ air spring. The Charger damping system provides precise compression and rebound adjustments for optimal adaptation to your riding style. Highly rigid construction with 38mm stanchions. High stability on fast descents.
8PINS Hydraulic Dropper Post – hydraulic telescopic seatpost
Designed for maximum reliability, low weight, and flawless performance on any terrain. Thanks to its fully integrated hydraulic system, it offers exceptionally smooth saddle extension and retraction, precise control, and minimal maintenance requirements. It is integrated directly into the bike frame, saving weight, increasing stiffness, and contributing to a clean design free of unnecessary external components. Low friction and quick response allow you to instantly adjust the saddle height to current conditions.

BULLS Sonic EN-R 2 - a top-of-the-line model with a 5th-generation Bosch e-bike system
A full-suspension enduro e-bike designed for riders who want to push their limits on technical trails, in bike parks, and on long mountain adventures. The lightweight, full-carbon Sonic E-Power Chassis frame, 170 mm of front travel and 160 mm of rear travel, and 27.5" wheels ensure exceptional stability at high speeds, precise handling, and maximum agility on challenging terrain.
At the heart of the bike is the latest 5th-generation Bosch Performance Line CX motor with Smart System technology, which delivers up to 85 Nm of torque and natural, smooth assistance even on the toughest climbs. The integrated, removable 600 Wh Bosch PowerTube battery helps keep the bike’s weight low while offering plenty of power for long days on the trails. Control is handled by the Bosch Mini Remote with System Controller, and the bike can be connected to the Bosch eBike Flow app for customizing riding modes.
Maximum control on the trail is ensured by RockShox suspension featuring a top-of-the-line ZEB Select fork with 170 mm of travel and a RockShox Super Deluxe Select+ rear shock, which provide responsive handling, high stability, and plenty of reserves for aggressive riding. The SRAM GX Eagle AXS Transmission wireless electronic shifting system guarantees exceptionally precise shifting even under heavy load, and the TRP four-piston brakes with 220 / 203 mm discs deliver maximum braking power even on the steepest descents.
The Rumble Altimate Pro Carbon handlebar-stem combo contributes to low weight and precise handling. The Mavic E-Deemax wheelset, paired with Schwalbe Tacky Chan tires up front and Big Betty tires in the rear, ensures excellent traction, high durability, and confidence on rocky trails, over roots, and through sharp turns. The EightPins hydraulic dropper post allows for quick adjustment of the riding position and enhances control during technical descents.
The BULLS SONIC EN-R 2 is the ideal choice for experienced trail and enduro riders looking for a lightweight carbon e-MTB with a state-of-the-art Bosch drive system, racing geometry, and premium components ready for the most demanding mountain trails and all-day adventures.
E-bike range calculator
Flat
Medium
Hills
The e-bike range is approximately
*Factors affecting total range include technical condition of the e-bike, battery age, ambient temperature, headwind, and riding technique

Carbon fibre
E-bikes that use carbon fiber are a common choice among amateur and professional cyclists. Previously, it was mainly road e-bikes, but today you can enjoy the benefits of carbon on almost any type of e-bike. It remains an ideal choice among lovers of fast driving and off-road driving. The main advantage of e-bikes with a carbon frame is exceptional shock and vibration damping, they resist corrosion and wear very well and, compared to other materials, they excel in their low weight.
Bosch Performance Line CX 5th generation engine
The 5th generation motor offers 120 Nm and a peak power of 750 W. Thanks to the magnesium housing, it is lighter (2.8 kg) and quieter. The new mounting system makes installation easier. Improved sensors measure rider inputs more accurately, ensuring a more natural power transfer. The motor has hill-start and walk assist for added comfort. Lower weight improves maneuverability and component durability. Auto mode automatically adjusts terrain assistance. Compatibility with Bosch smart systems allows tracking of ride details, making planning and the ride itself easier.

Baterie Bosch PowerTube 600 Wh
A high-performance integrated battery for electric bikes that combines sufficient range, low weight, and modern technology. The battery allows for comfortable rides over medium to long distances.
It uses lithium-ion cells with an advanced Battery Management System (BMS) that protects the battery against overcharging, deep discharge, and overheating. This gives the battery a long service life and reliable performance. With the original Bosch charger, the battery can be charged to 50% capacity in approximately 2.5 hours.

Bosch Top-tube System Controller w/ mini remote
Control unit for e-bikes with intelligent system. The range of functions and information is limited - so you have a quick overview that won't distract you while you ride. Integrated into the top tube - it's hardly noticeable and ideal for sporty trips and design-oriented e-bike fans.
LEDs indicate the riding mode and battery charge level in different colours. Made of durable material and protected from bumps and scratches. With just two buttons you can control the most important functions of your e-bike - switch on, switch off and change the riding mode. With the Mini Remote you can operate the control unit even more safely and conveniently. With the Mini Remote on, you can also control the display or use your smartphone as a display.

BULLS is one of the world's leading manufacturers of e-bikes. They introduced the first e-bike in 2010 and since then they are poving to be experts every year with new models just getting better and better. They are best klnown for their great combination of quality, equipment and beautiful design. Quality and precise engineering is obvious right from the start. Very popular are off-road all-suspension eMTB e-bikes with the latest motors and high battery capacity.
The importer of BULLS e-bikes is the company BIKETIME s.r.o.
Contact: BIKETIME s.r.o., K dolum 1924/42, 143 00 Praha 4, Czech republic, e-mail: info@biketime.cz, phone: +420 604 263 221, web: www.biketime.cz
Parameters
General
| Load capacity | 120 kg |
| Brand | Bulls |
| Frame size | Frame L, Frame S, Frame M |
Motor
| Centre engine | Yes |
| Engine manufacturer | Bosch |
| Engine type | Bosch Performance Line CX Gen. 5 - Smart System |
Questions
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