Warranty & customer support
Order assistance and applicable legal guarantees
Support beyond delivery
Our team can help with product questions, troubleshooting
and eligible warranty or fault claims.
Qualifying EU consumer purchases are generally protected
by a minimum two-year legal guarantee for goods that are
faulty or not as described. Some countries provide longer
protection. These rights are separate from any optional
manufacturer or commercial warranty.
Please include your order number and a description
of the issue when contacting us.
Frame & forks · Motor & controller · Battery & charger · Factory-fitted electrics & mechanical parts
Here when you need us
Fault assessment, warranty guidance and help arranging eligible repairs or replacement parts.
Need to make a claim?
Contact our UK team with your order number and a few photos.
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Cover & exclusions
Normal wear, accidental damage, misuse and unauthorised modifications are excluded. Eligibility and remedies are subject to the full warranty terms.
Need to make a claim?
Contact TrailSurge with your order number, a description of the fault and clear photos or a video. Our team will assess the issue and explain the next steps.
Cyrushermanufacturer warranty
Manufacturer warranty period
2 years on the frame, motor and controller; 1 year on the battery, hydraulic brakes, fork, rear shock, display, pedal-assist sensor, charger, cockpit, seat post, bottom bracket, crankset, rear rack and shifting system.
Manufacturer cover
Confirmed manufacturer defects in the listed original components. An accepted warranty normally provides one replacement part for each eligible covered component.
Separate manufacturer terms apply. Warranty periods are not added together.
View warranty detailsHide warranty details
What’s covered
Frame & forks · Motor & controller · Battery & charger · Factory-fitted electrics & mechanical parts
Here when you need us
Fault assessment, warranty guidance and help arranging eligible repairs or replacement parts.
Need to make a claim?
Contact our UK team with your order number and a few photos.
Cover & exclusions
Normal wear, accidental damage, misuse and unauthorised modifications are excluded. Eligibility and remedies are subject to the full warranty terms.
Need to make a claim?
Contact TrailSurge with your order number, a description of the fault and clear photos or a video. Our team will assess the issue and explain the next steps.
Cyrushermanufacturer warranty
Manufacturer warranty period
2 years on the frame, motor and controller; 1 year on the battery, hydraulic brakes, fork, rear shock, display, pedal-assist sensor, charger, cockpit, seat post, bottom bracket, crankset, rear rack and shifting system.
Manufacturer cover
Confirmed manufacturer defects in the listed original components. An accepted warranty normally provides one replacement part for each eligible covered component.
Separate manufacturer terms apply. Warranty periods are not added together.
Description
The Cyrusher Sprint is a sleek and efficient electric city bike designed for commuters who value comfort, range, and smart technology. With its 250W road-legal motor, torque and cadence sensors, and a high-capacity battery, it’s built for smooth daily rides and urban adventures.
Smooth Power Delivery Powered by a 250W brushless rear hub motor, the Sprint provides reliable pedal assistance up to 25km/h, fully compliant with UK and EU regulations. Torque and cadence sensors ensure responsive, natural-feeling power delivery across all PAS levels.
Comfort & Control 27.5” commuter tyres provide stability and smooth rolling for city streets and bike paths. A front suspension fork adds comfort on uneven surfaces, while hydraulic disc brakes front and rear ensure safe, confident stopping power in all conditions.
Smart Battery System The Sprint is equipped with a 48V 15Ah removable lithium-ion battery, offering up to 90–100km of range per charge depending on terrain and riding style. Charging takes around 6–8 hours, making it ideal for daily commutes.
Tech You Can Trust A colour LCD display provides essential ride information including PAS level, speed, distance, and battery life. Integrated LED headlights and a rear light enhance safety and visibility for evening or low-light riding.
Built for Everyday Use With its lightweight frame, smooth ride quality and reliable components, the Cyrusher Sprint is perfect for urban commuters, students, and leisure riders. Its blend of smart tech, comfort, and road-legal compliance makes it a dependable city companion.
Check rider measurements and sizing before you order.
Maximum load120KG
More measurements & dimensions
Seat height
90–96 cm
Built dimensions
193 × 65 × 115.5 cm (L × W × H)
Sizes are a guide. Rider proportions, footwear and setup can affect fit.
Step-Through Frame for Maximum Comfort and Convenience
The Sprint’s step-through frame design makes getting on and off the bike smooth and hassle-free—no high leg swings, no awkward maneuvers. Ideal for riders of all ages and mobility levels, it’s perfect for urban commutes, casual cruises, and stop-and-go traffic. Just hop on and ride with confidence and ease.
Adapt Your Ride
Switch between torque sensor mode (ideal for hill climbs and responsive riding) and cadence mode (perfect for flat roads and casual cruising). One bike, two personalities.
Smooth Power for Everyday Riding
The brushless rear hub motor delivers efficient and quiet power—perfect for zipping through the city without breaking a sweat.
What’s Included in the Box?
1 x Cyrusher Sprint Electric City Bike
1 x Charger
2 x Keys
1 x Tool Kit
1 x User Manual
Assembly Information
Assembly Video
Watch the assembly guide below before first setup.
The Sprint has a removable 48V 15Ah LG-cell battery, with Cyrusher quoting up to 59 miles (95 km) per charge.
Charging typically takes around 7–9 hours. Expect less range with high assist use, hills, cold weather or heavier loads.
Yes. It uses torque and cadence sensing, so assistance responds more naturally to your pedalling effort than a basic cadence-only system. This is especially useful in stop-start city riding.
Yes. It combines 27.5 x 2.6 tyres, a front suspension fork and hydraulic disc brakes for extra control on rougher urban surfaces.
Cyrusher lists a payload capacity of up to 350 lb, while the bike weighs about 32 kg with the battery.
The Cyrusher Sprint Electric City Bike arrives mostly assembled. Final setup normally includes aligning and securing the handlebars, fitting the pedals and completing essential safety checks. Allow approximately 20–30 minutes, or select our professional assembly and PDI service.
The Cyrusher Sprint Electric City Bike is not fully waterproof. Avoid prolonged exposure to heavy rain, and never submerge or pressure wash the bike or its electrical components. After riding in wet conditions, wipe the bike dry and store it in a dry, sheltered location.