Bicycle E-MTB Whistle B-Rush C8.4 – Maximum Power and Control on the Trails
Tackle any terrain with high-level performance! The Whistle B-Rush C8.4 is a full suspension e-MTB designed for the most demanding riders. Thanks to the Toray T700 carbon frame, a Fox Performance suspension system, and the powerful 85 Nm motor, this electric bike offers a perfect mix of lightness, responsiveness, and durability on any type of trail.
Strengths:
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Full Carbon Frame 29” – Lightness and stiffness for total control.
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Fox Performance Suspensions – Fork Fox 36 Float (160mm) + Shock Fox Float X (150mm) for a smooth and progressive travel.
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Shimano XT 12V Shifter – Precision and reliability with the Shadow Plus system.
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Freni Magura MT5 – Braking power guaranteed by four pistons and 203mm discs.
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Bosch Performance Line CX Motor – Maximum torque of 85 Nm for a responsive and natural push.
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750 Wh battery – Long range with charging up to 6 hours.
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Display Kiox 300 + Led Remote – Advanced control of functions and assistance.
Technical specifications
Frame and Suspensions
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Frame: Full Carbon 29” Toray T700, integrated battery, internal cable routing, rear travel 150mm, 12x148mm E-Thru
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Fork: Fox 36 Float Performance eMTB+ 160mm, Air, tapered 1.5", GRIP, 15x110mm
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Shock Absorber: Fox Float X Performance, EVOL, LSR, 2 Pos-Lever, 230x65mm
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Steering series: Acros AZF-575, 1.5", internal cabling
Transmission
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Crankset: Miche Black Box, FSA 36T MegaTooth
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Change: Shimano XT RD-M8100 SGS, 12 speeds, Shadow Plus
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Commands: Shimano SLX SL-M7100 Rapidfire-Plus 12s
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Cassette: Shimano CS-M6100 12s 10/51
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Pedals: Alu MTB Full+
Brakes
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Brakes: Magura MT5, four pistons
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Rotors: Shimano RT30 203mm / 203mm
Wheels and Covers
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Wheels: Shimano WH-M620
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Tires: Front: Schwalbe Magic Mary Evo, Addix Soft, Super Trail, 29"x2.60", Rear: Schwalbe Hans Dampf Evo, Addix Soft, Super Trail, 29"x2.60"
Components
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Handlebar attack: Satori Ursa, 35mm, internal cabling
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Handlebar bend: Rise Alu Oversize, 780mm
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Seatpost: Dropper Alpha 1, 31.6mm, remote control
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Sella: Whistle Performance
Engine and Battery
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Motor: Bosch Performance Line CX, maximum torque 85 Nm
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Battery: 750 Wh, charges in up to 6 hours with a 4A charger
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Display: Bosch Kiox 300 + Led Remote
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Maximum assisted speed: 25 Km/h
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Assistance levels: Eco: 60%, Tour: 140%, eMTB: 140-340%, Turbo: 340%
Please note
Technical specifications may change without notice based on component availability.
The product images are purely indicative and may not exactly reflect the described features.
"Tackle any off-road challenge with the Whistle B-Rush C8.4 – power, range, and control without compromise!"
