Enviolo HD Heavy Duty Hub – Powerful continuously variable gear hub for heavy (cargo) bicycles
 The Enviolo HD Heavy Duty hub is specifically designed for bicycles that need to perform under heavy loads, such as electric cargo bikes, cargo bikes, and heavy city bikes. Thanks to the stepless shifting system (CVP technology), you can always shift smoothly and without jerking, even with heavy loads or powerful mid-drive motors. The hub is low-maintenance, highly durable, and designed for maximum reliability under daily, intensive use.

 Key Features:

 
 Infinitely variable shifting with 380% ratio range (0.5–1.9)
 
 Suitable for a maximum vehicle weight of up to 250 kg
 
 Maximum torque up to 100 Nm (at 160 kg) and 85 Nm (at 250 kg)
 
 Designed for powerful e-bikes and cargo bikes with heavy loads
 
 Mounting width: 135 or 148 mm, suitable for 32 or 36 spoke wheels
 
 Can be combined with 6-hole disc brakes
 
 Available with fixed axle (M10) or modular axle (M8)
 
 40 tooth spline nut for mounting interface


 Bicycle brands and types that use the Enviolo HD Heavy Duty hub:

 
 Urban Arrow (including Family and Cargo models)
 
 Batavus (Fier 3 and other cargo bikes)
 
 Gazelle (Sustainable cargo and transport bicycles)
 
 Riese & Müller (Load, Packster and other e-cargo bikes)
 
 Carqon (cargo bikes)
 
 Lovens (electric cargo bikes)


 This hub is the ideal choice for cargo bikes, heavy-duty transport bikes, and industrial e-bikes where strength, durability, and low-maintenance riding are key. Ideal for families, businesses, and delivery services that rely on their bikes every day, even under maximum load.

 The hubs are only suitable for disc and rim brakes.