Rockrider250W E-ST900 Electric Semi-Rigid MTB Bike

About

Introducing the 27.5" Electric Semi-Rigid MTB Bike E-ST 900 in grey offers a thrilling combination of power and agility. With its electric assistance, it conquers rugged terrain effortlessly while maintaining the manoeuvrability of a semi-rigid frame. Its sleek grey design adds a touch of sophistication to its adventurous spirit, making it a versatile choice for off-road enthusiasts seeking both performance and style.

Product Features

Power

• Head for the summit powered by a 250 W motor with 70 Nm torque

Autonomy

• Ride for around 3 hours at a sporty pace thanks to the 500 Wh battery.

Smooth Pedalling

• The built-in motor automatically assists you when needed. Perfect for MTBing.

Cycling Comfort

• Enjoy: raised position, 120 mm suspension, very wide tyres, Ergofit saddle.

Directional Control

• Control your trajectory: RockShox Judy fork, extra wide Hutchinson tyres

4 Assitance Modes:

• Mode 0 - Deactivated. The battery is not used.
• Mode 1 - Economy +40%. Extend your rides while conserving battery life. Ideal when you want a little push on small gradients.
• Mode 2 - Economy +80%. Gain power. A perfect helping hand for keeping up with other mountain bikers.
• Mode 3 - Standard +160%. This is the most versatile mode. Climb any slope without getting too tired and without using too much power.
• Mode 4 - Boost +320%

Product Specifications

Frame Size: Ideal for persons with height;

• Medium: 165 - 174cm (1M65-1M7)
• Large: 175 - 184cm 1M75-1M80

Saddle: 31.6mm Aluminium seat

Handle Bars, Stem & Grips:

• The adjustable stem brings the E-ST 900 controls to your hands.
• The all-aluminium Rockrider stem; can be raised to 5 adjustment intervals: + 0 mm, + 7.5 mm, + 15 mm, + 22.5 mm, + 30 mm.
• Small - 70 mm
• Medium/Larrge - 80 mm
• XLarge 90 mm

In detail:

720 mm oversize ROCKRIDER SPORT aluminium handlebar

ROCKRIDER SPORT "soft touch" ergonomic grips for good grip and a comfortable feel

• Motor: 
• The BROSE T Aluminium central motor is specially designed for high-altitude mountain biking:
• 70 Nm torque to handle large obstacles and steep gradients
• metal housing for maximum
• belt for an ultra-quiet motor
• sealed bearings to hold up to tough while mountain biking
• Control Screen: 
• A discreet LCD control screen. The screen is right next to your left grip so you don't have to let go of the handlebar to choose from the 4 assistance modes available: Eco+, Economy, Standard, Boost. You'll also find a host of useful information:
• Assistance level
• Battery level
• Speed (current, average, maximum)
• Remaining battery life
• Distance covered (total and trip)
• 27.5+ Sunringle Duroc 40 Wheels:
• These wheels were specially designed for this mountain bike:
• 36 mm rims (width between brackets) and 32 spokes at the front and rear for greater and a good hold on wide (2.8") tyres.
• Boost format thru-axles (12x148 rear, 15x110 front) for greater
• Aluminium hubs with sealed bearings.
• Tubeless Ready rims: you will need Tubeless tyres, specific Presta valves, and puncture sealant.
• Hutchinson Tyres:
• Provide traction suited to your motor, the E-ST900 mountain bike is equipped with Hutchinson Taipan Koloss 27.5+ tyres with a 2.8" cross-section
• Hydraulic Brakes:
• Tektro TKD32 hydraulic disc brakes on the front and rear provide powerful, progressive braking. Oversized 180mm diameter discs provide even more power.

What's in the box

• 1x E-ST900 mountain bike Medium ( 1M65-1M75) OR Large (1M75-1M80)
• 1x Bell
• 2x Lights
• 2x Wheel Reflectors
• 2x Pedals
• Warranty: Lifetime (frame, stem, handlebar). Availability of spare parts: 2 years.Guaranteed for 500 charges.