Helkama e-Aino 5-speed electric bike, M 52 cm, red (HEA552-PU-D)

The e-Aino 5-v is an electric-assisted city bike that combines classic style with modern practicality. Its low step-through height makes mounting easy, and the Shimano Nexus 5 internal gear hub along with the coaster brake make riding effortless. The Shimano EP500 motor provides smooth and quiet assistance, easing pedaling even on longer rides. The bike is equipped with a frame battery that is easy to remove and charge at home or at work.

Frame Design and Riding Comfort

The aluminum frame is specifically designed for urban environments, offering an easy and safe way to get on the bike. The steel rigid front fork and wide Ergotec City Cruiser handlebar enhance riding comfort. The Selle Royal Essenza+ Moderate Wide saddle supports a comfortable riding position.

Electric Assistance and Display

The Shimano EP500 motor delivers 250 W power and 60 Nm torque, limited to a speed of 25 km/h. The Shimano EN500 display makes it easy to select the assistance level and provides real-time information on speed, battery charge status, and range. The display is user-friendly and intuitive.

Safety and Equipment

The bike features front and rear lights with a dusk sensor function that improve visibility in low light conditions. Additionally, it comes standard with a practical front basket and an AXA Atlas L lock that offers enhanced durability and theft protection technology.

Technical Specifications

The Shimano Nexus 5 gear hub and Kenda Kwik Seven 5 tires ensure smooth riding in urban areas. The hydraulic Shimano MT200 disc brake at the front and the coaster brake at the rear provide effective braking. The 418 Wh frame battery ensures sufficient range, and the battery charging time is 3.5 hours to 80% charge.

Frame Size and Recommended Rider Height

This model has a frame size of 52 cm, best suited for riders between 160 and 180 cm tall.

Features

• Frame: Aluminum
• Color: Red
• Frame Size: 52 cm
• Front Fork: Rigid, steel
• Weight: 28.2 kg
• Weight Limit: 135 kg
• Recommended Height: 160–180 cm
• Gear System: Shimano Nexus 5 internal gear hub
• Number of Gears: 5
• Gear Lever: Shimano Nexus 5
• Chains: KMC
• Motor Brand and Model: Shimano EP500
• Motor Specs: 250 W – 36 V – 60 Nm – 25 km/h
• Battery: Shimano EN604, 418 Wh, frame battery
• Battery Charging Time: 80% / 3.5 h, 100% / 6.5 h
• Charger: Shimano E6002
• Display: Shimano EN500
• Front Brake: Shimano MT200 hydraulic disc brake 160 mm
• Rear Brake: Coaster brake
• Brake Lever: Shimano MT200
• Rims: Mach1 Trucky 30-584, 32H
• Tires: Kenda Kwik Seven 5
• Tire Size: 27.5"
• ETRTO: 52-584
• Rear Axle Dimensions: Fixed 135 mm / 187 mm
• Handlebar: Ergotec City Cruiser 640 mm, aluminum
• Stem: Ergotec Sepia XL 70 mm, adjustable
• Saddle: Selle Royal Essenza+ Moderate Wide
• Seat Post: 30.9 x 300 mm
• Lock: AXA Atlas L

Package Contents

• e-Aino 5-v S 52 cm electric bike
• Shimano EN604 frame battery
• Shimano EN500 display
• Shimano E6002 charger
• AXA Atlas L lock
• Front basket

Features

Shimano EP500 motor and 418 Wh battery
Low-frame, easy to board
Nexus 5 gears + coaster brake
Lights with dusk switch, front basket, and AXA lock
Size 52 cm, fits users 160–180 cm tall