Skip to content
JUNE BLOWOUT SALE!!- FREE Shipping On Everything Until 06/30/2024
JUNE BLOWOUT SALE!!- FREE Shipping On Everything Until 06/30/2024

Rambo 750W Rooster 3.0 High Performance Electric Bike

Original price $1,799.99 - Original price $1,799.99
Original price
$1,799.99 - $1,799.99
Current price $1,799.99
Color: Matte Black

✓ #1 Authorized Retailer
✓ Fast & Free Shipping
✓ We'll Beat Any Competitor's Price Price Match Guarantee
✓ No Sales Tax On Your Order (Excludes CA)
✓ Questions? Call Us (833) 432-4594

Estimated Arrival

Between Monday June 24 And Wednesday July 3rd

Rambo 750W Rooster 3.0 High Performance Electric Bike

Roster 3.0  OVERVIEW

The Rooster 3.0 continues to impress with its sleek and ergonomic step-thru frame matched with the 750W Whisper Quiet Hub Motor. If you’re looking for an easy-to-ride bike with a frame size that is manageable for all sizes The Rooster 3.0 is a great option. The Rooster 3.0 will come fully equipped with everything you need to hit the road, right out of the box. Unlike other bikes using the hub motors, we spend countless hours designing the controller to outperform the others by leaps and bounds. This bike is built to perform like a RAMBO. You’ll be able to travel with ease with our integrated rear rack, headlight, Taillight, and fenders. NEW for 2024 you will find the custom-designed rear rack comes standard to accompany many quick lock accessories no matter what you’re mission is. Latch and go!

Product Specifications

Motor: 750W Rambo Hub motor powered by Bafang

Brakes: Front Brake: 180mm Logan Hydraulic with dual piston pads and integrated electric safety cutoff

Rear Brake: 180mm Logan Hydraulic with dual piston pads and integrated electric safety cutoff

Rims: Extreme Strength Double Wall Aluminum Alloy to prevent rim damage during offroad and rough trail terrain

Performance: Peak Rating 1000W, 80nm of Torque, nominal power of 750W

Tires: Kenda 20” x 3.3” K1227 all terrain tire

Battery: 48V 15AH 21700 LG cells equaling 720 watt hours upgradeable to 20ah internal battery and 14ah dual battery.

Range: Up to 57 Miles on a single battery and up to 110 Miles using the dual battery technology!

Throttle: Removable Left Thumb Throttle

Weight: 63lbs with battery removed. Battery weight 90lbs.

Speed: Up to 30mph

Frame: Hydroformed aluminum alloy 6061 T6 heat treated, tig welded to the highest specifications

Display: Adjustable Class System (ACS). Adjust the bike’s classification based on where you are riding. Full-color display with USB port.

Load Capacity: 300 lbs

Model: Rooster 3.0


NEW Bike: Your new Bike! The bike comes almost fully assembled to your doorstep. Just a few minutes and no specialty tool required, and you will be riding.

Display: Fully Integrated Digital Waterproof LCD Display upgrade equipped with ACS - Adjustable Class Setting ($129 Value)

Support: FREE Lifetime Support of your Rambo Rooster 3.0 E-Bike from our US based team!

Charger: Upgraded Smart Charger ($180 Value!)

Battery: Upgraded 15ah battery with LG branded cells ($249 value!) Don’t risk using off brand battery cells!

Manual: Rambo Rooster 3.0 Instruction Manual



Rambo bikes frames are warranted against factory defects for the lifetime of the original purchaser as long as they remain the owner of Rambo bike. This warranty is nontransferable.


Rambo bikes warrants all bikes, enclosed hardware, and accessories to be free from defects in material or workmanship for a period of 1 year in accordance with the following terms:

  • The warranty period begins the day the bike is received and shall end immediately upon any sale or transfer of the bike to another person.
  • The bike must be registered by the original owner using the bike’s serial number within 30 days of receiving the bike.

* Extended warranty packages are available through a third-party vendor, offered at check out. Extended warranties start on the day the manufacturer’s warranty period ends.

* It’s important to note that Rambo reserves the right to utilize replacement parts from demo and lightly used inventory for warranty claims. Before incorporating these parts into your repair, their technical team will meticulously inspect them to ensure their suitability. This process ensures that your warranty claim is handled efficiently while maintaining the quality standards of the replacement parts.


  • Normal wear and tear
  • Normal wear and tear of consumable parts such as, tires, tubes, brake pads, chains, derailleurs, frame chips, kickstands, pedals, and crank arms.
  • Any damage or defects resulting from failure to follow instructions in the bikes owner’s manual, accident, misuse, negligence, abuse, improper assembly, installation of parts or accessories not originally intended or compatible with the bike as sold, operator error, or water damage.
  • Any modifications made to the bike by the customer will void the warranty.

*Battery warranty does not include damage as a result of improper storage, water damage, normal wear, or improper charging.

Customer Reviews

Be the first to write a review