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Rocket 88S Fat Boy Electric Bike 350W

Regular price £1,499.00

Eligible for FREE Delivery

🚀 Extra Power 350W Version
🚀 Unique Stylish Design
🚀 20 x 4" Kenda Fat Tyres

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Free Delivery Over £200
Easy Returns Within 14 Days
Expert Support 7 Days A Week
Best Price Guaranteed
Free Insurance With All EAPCs

The 88S Fat Boy is hands-down the best value super monkey bike on the market! A total inclusive package with no hidden extra costs. The perfect urban cruiser and bar hopper bike.

Please Note: The 350W 36V configuration does not fully comply with the current EAPC requirements for UK road use and is therefore not eligible for the cycle to work scheme. For Rocket's road-legal 250W version of this bike, please click here.

Description

Urban Mobility Redefined

The Rocket 88S Fat Boy is your go-to for zipping through city streets or cruising to your favourite spots. It’s a versatile urban cruiser with style and substance.

Stylish Design

Crafted with a sleek Rocket alloy frame, this bike offers customisable wheel and trim options to reflect your personal style.

Seamless Performance

Powered by a robust brushless DC rear drive motor and a 36V 10.4Ah removable lithium battery, the Rocket 88S ensures a smooth, efficient ride with a range of 20-30 miles per charge.

Rider-Friendly Features

Equipped with an intuitive LCD display, the Rocket 88S provides 9 levels of pedal assist for a tailored riding experience. Plus, with its quick 5-hour charge time, you’ll be back on the road in no time.

Customisation Options

Choose from a variety of colours to make the Rocket 88S uniquely yours, ensuring your ride is as distinctive as you are.

Experience the Rocket 88S Fat Boy and elevate your urban adventures.

Electric bikes with motors exceeding 250W cannot be used on UK public roads without type approval, insurance, tax, MOT, and a number plate. They are intended for use on private land with the landowner's permission. Customers are responsible for ensuring compliance with all applicable laws and assume all associated risks and liabilities. Bike Yard Online is not liable for any accidents or legal violations related to the use of these bikes.

For the road-legal version of this bike, please click here.

Specification

Frame Alloy 6061 Frame
Fork Suspension Alloy Fork
Handle Bars/Stem Alloy PROMAX
Rim Alloy 6061 double wall rims, anodized
Tyres 20 x 4 inch fat tyre, KENDA K1032
Battery 36V 10.4Ah lithium battery, Removable battery
Motor Brushless, DC motor, Rear drive motor
Max Speed Motor provides assistance up to 15.5mph
Display LCD display, 9 level PAS
Controller 36V, brushless hall controller
Brakes F/R Hydraulic disc brake
Derailleur Shimano
Hubs Shaft Hubs + Quick release
Lights Large front round headlight + rear light included
Mudguards Yes
Charge Time 5 Hours
Distance Per Charge Single charge averages 20-30 Miles
Bike Weight 25kg
Seat height 850mm
Battery Warranty 6 Months
Motor Warranty 12 Months

Shipping & Delivery

Rocket e-bikes are typically delivered in 3-5 working days.

Warranty

All Rocket e-bikes come with a 12-month manufacturer's warranty on the motor, and a 6-month manufacturer's warranty on the battery.

Faulty batteries should be returned to Red Rocket GBR Ltd for testing and possible repair or replacement.

Please Note: Batteries need to to stored correctly or the warranty will be void.

0% Finance & Cycle to Work

We’ve got you covered with a range of payment options. Every transaction is secured with industry-standard encryption, so you can shop with confidence. Just pick the payment method that suits you best for a smooth and secure experience. Take a look at the options below:

Buyline Finance - 0% APR Over Up To 11 Months

With Buyline Finance, you can spread the cost of your new wheels across up to 11 monthly payments with 0% APR. Simply choose between 6, 9, 10, or 11 month payment plans and select the deposit you wish to pay (between 0-50%). For further information or to order with this option, you can find our dedicated page here.

Other Ways To Pay

We accept all major credit/debit cards, PayPal, and Klarna.

Paying with PayPal is simple, quick, and secure. Just select PayPal at checkout to order. We receive instant payment confirmation, allowing us to process your order without delay. Best of all, using PayPal is completely free for you - we cover the processing fees! You can also pay over instalments selecting PayPal's "Pay in 3" at checkout for orders between £30 and £2000.

Klarna’s "Pay in 30 days" lets you receive your order upfront and pay within 30 days with no interest or fees. In their app, you can pay early or extend the due date if needed. If eligible, you’ll see the "Pay in 30 days" option at checkout. After your order ships, Klarna will email you with payment details.

Score big with the Cycle to Work scheme

If your employer’s already signed up (or is ready to join), you can save up to 50% on any of our electric bikes and spread the payments. It's a brilliant way to get an e-bike without breaking the bank!

Important note: Only bikes with motors up to 250W are eligible for the Cycle to Work scheme.

Got your voucher sorted?

If you've already got your cycle to work voucher (also known as a certificate or letter of collection (LOC)), just shoot it over to us at info@bikeyardonline.co.uk.

Once we’ve got your voucher, we’ll get your new e-bike rolling. We’ll also guide you through the process and keep you updated with tracking info once it’s on the way!

Not got your voucher yet?

If your workplace is signed up but you don’t have a voucher in hand, no worries! Ask your employer to request a voucher based on the bike you want. Once they’ve sorted it, send it our way and we’ll handle everything from there.

Employer not signed up to a scheme?

Not a problem! Reach out to us and we can even help them sign up to one quickly and with no up-front cost.

Learn more about our Cycle to Work schemes

Need more info? Click here to explore how the Cycle to Work scheme works. You can also contact our friendly team - we're always happy to help!

In the UK, only e-bikes that comply with EAPC Regulations can be ridden on public roads without tax, insurance, or registration. You can find out more about the EAPC Regulations from our legal guide here, or via the government website.

For any questions, please reach out to us on info@bikeyardonline.co.uk and we will be happy to assist.

Why Choose Bike Yard Online?

At Bike Yard Online, we believe it’s not just about selling you an electric bike or scooter – it’s about preparing you for the journey ahead. Whether you're zooming through the city or enjoying a scenic cruise, we’ve got your back.

We throw in some killer perks you won’t find anywhere else, ensuring you always ride with style and confidence. With every order, you’ll receive:

  • Full Manufacturer’s Warranty
  • Free 14-Day EAPC E-Bike Insurance (plus an exclusive discount)
  • A Referral Code to earn cash every time someone you recommend buys from us

But that’s not all! You can also enjoy:

  • First Dibs on Exclusive Discounts and new gear releases (available for newsletter subscribers)
  • Hassle-Free 14-Day Returns
  • Easy Access to 0% APR Finance on all bikes and scooters
  • Free-to-Access Maintenance Guides and fantastic resources from our blog
  • Price Match Guarantee: If you find a lower price from any UK retailer, we’ll do our best to match it.
  • Nationwide Access to E-Bike Mechanics: We can connect you with experienced e-bike mechanics for all your service and repair needs. Ride with peace of mind, knowing expert help is just around the corner.

When you roll with Bike Yard Online, you’re investing in more than just a ride - you’re joining a community that rewards your passion for electric transport.

So, what are you waiting for? Place your order today and start your adventure with us!

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