Questions? Want to test ride? 718.643.4542 or

Questions? Want to test ride? 718.643.4542 or

Proudly located in Brooklyn! Changing the way we move since 2011

Bulls Monster E FS

Bulls Monster E FS


This full suspension eFatbike is back with a vengeance. 120mm front and back travel from Rock Shox Bluto and Monarch with Jumbo Jim 26 x 4.0 in. tires means cruising over obstacles like a boss.


This Bulls Monster E FS is a full suspension eFatbike that is back with a vengeance. 120mm front and back travel from Rock Shox Bluto and Monarch with Jumbo Jim 26 x 4.0 in. tires means cruising over obstacles like a boss. Remote lockout and Magura MT-5/ MT-4 hydraulic disc brakes help complete this trail buster. Wide tires, fast, dual suspension – the Monster E FS embodies the concentrated power of a Fat bike with the athletic driving dynamics of a full suspension bike. It’s drive unit consist of a 250W Bosch Performance Line CX perfectly integrated in the bottom bracket shell keeping the center of gravity low.

Frame: The Monster E FS  features a lightweight 7005 aluminum frame. It has a high strength to weight ratio and is highly resistant to corrosion. 

Brakes: The Monster E FS  is equipped with high-quality Magura MT5/MT4, hydraulic disc brakes with 180 mm front and 180 mm rear rotors. In addition to providing reliable stopping power, these brakes are low-maintenance and easy-to-control.

Drivetrain: The Monster E FS features Shimano Deore XT RD-M8000 -GS, 11-speed rear derailleur and a Shimano Deore XT SL-M8000, 11-speed shifter located on the handlebar.

Top Speed: The Monster E FS  provides ample speed with a top speed of 20mph. If you’re looking for more speed, check out our fast electric bikes.

Tires: The power meets the ground with it’s Schwalbe Jumbo Jim Snakeskin 26×4.0 TL-Easy tires and BULLS 80 mm rims.

Accessories: This eBikes comes with Comus lights for safety. Our team has a lot of experience outfitting bikes with additional accessories, so be sure to reach out to us if there’s anything you may need.

Motor:  The enormous push from this powerful drive of up to 300% pedal assistance allows you to cover large distances and inclines with true sporting flair. It masters any terrain and any pace – from moderate to fast – with aplomb. The models with derailleur gear have gear shift detection technology which reduces and increases the torque at precisely the right moment. This produces a silky-smooth shifting process, reduces stress on components and therefore reduces wear.

Battery: Bosch PowerPack 500 Performance, 36 V, 13.4 Ah/500Wh – The most powerful PowerPack available from Bosch. You can charge anywhere you want with the detachable battery feature, Full charge is 4.5 hours, 50% in 2 hours and it only weigh 2.5kg.

Display: The Bosch Purion display incorporates the two separate pieces found on the Intuvia display into one compact display control unit. Like the Intuvia control page, the Purion control pad allows you to access all the computer and drive functions remotely, leaving your hands on the bar to maintain safety and security. To change motor settings while riding, simply push the large, glove friendly keys on the handlebar control pad. This ensures safety and stability, while still allowing you to control the motor for optimal performance.

Functions at a Glance:

  • – Five user-selectable power modes to choose from (Eco, Tour, & eMTB, Turbo)
  • – Speed: Current, average, and top
  • – Trip distance and total
  • – Clock and riding timer
  • – Current motor performance
  • – Remaining Range based on current use
  • – Off-Board Use: All functions can still be accessed even when the control panel is removed
  • – Motor Assistance of up to 4mph when guiding the bike on foot- WALK MODE
  • – High precision distance measurement, even after a wheel change

Additional information


7005 Aluminum


Rear Shock

Rock Shox Monarch RT 120mm


Bosch Performance Line CX 250W

Rear Derailleur

Shimano Deore XT RD-M8000 -GS, 11-speed


Shimano Deore XT SL-M8000, 11-speed




agura MT5/MT4, hydraulic disc brakes 180mm/ 180mm




Shimano Deore XT CS-M8000, 11-40T








Shimano HB-M3050QR / Shimano Nexus


Selle Royal Seta M1/STYX


BULLS 80 mm

Wheel Size


Schwalbe Jumbo Jim Snakeskin 26×4.0 TL-Easy





Eco, Tour, eMTB, Turbo

Charging Time

approx. 4.5 hrs to 100%

Battery Range

134 miles (single charge at the optimal condition)

Max. Speed


Frame Style

Frame Size



As the new 2018 electric bikes roll in, it is our job to ensure that our customers have the very first opportunity available to pre-order their electric bike. Pre-ordering with Propel is made simple. In order to be among the first to get your hands on your 2018 electric bike, a small deposit of $250 is required. For the most up-to-date availability information or to pre-order, please contact or give us a call at 718-643-4542.