E-Gravel Bike Frame
MK’s E-Gravel bike MTB frame is developed for gravel riding, built to handle mixed surfaces such as dirt roads, gravel paths, and rough pavement. It integrates electric assist systems to support longer distances and reduce rider fatigue. Together, this trek gravel frame design and electric assist enhance riding efficiency across varied terrain.
Electric gravel bikes demand two things at once: stable mixed-terrain handling and clean e-system integration. MK’s E-Gravel frame platform is designed to deliver both. The highlights below present the key design and integration characteristics that define this frame.
Supports Stable Riding Across Mixed Surfaces
The frame is developed around gravel riding conditions, providing stable handling across dirt roads, gravel paths, and uneven pavement. Its geometry supports balanced control beyond paved environments, making it suitable for endurance riding, adventure use, and varied terrain applications.
Supports E-Assist for Extended Riding
The frame is built to support e-assist systems for longer rides and reduced rider fatigue. Provisions for motor installation and battery placement allow pedal-assist functionality to be integrated into gravel bike builds while maintaining overall riding balance and usability.
Adapts to Different Wheel & Tire Setups
Multiple wheel size options and customizable tire clearance allow the frame to be configured for different gravel builds. Whether prioritizing speed, comfort, or traction, these configurations support riding performance across diverse surface conditions.
Handles Assist Weight & Rough Terrain Impact
Structural reinforcement helps the frame manage the combined demands of electric assist weight and off-road riding impact. This supports long-term durability while maintaining frame stability during extended mixed-surface riding.
Compatible with Modern Gravel Components
The frame supports widely used gravel drivetrain, braking, and axle standards, allowing flexible component specification across different builds. This compatibility supports performance consistency and simplifies product development planning.
Configurable for Brand Development
Customization across geometry, tube shaping, cable routing, welding style, and finishes allows the frame to be tailored to specific product positioning. This flexibility supports differentiated electric gravel models aligned with brand identity and market direction.
MK’s electric alloy gravel bike frame OEM and ODM projects bring together mixed-terrain capability and integrated e-assist support in a configurable development platform. It provides brands with the flexibility to build electric gravel bikes aligned with diverse riding needs and product positioning. Contact us to discuss your OEM/ODM project requirements and customization options.
Material: AA-6061 / AA-6066 / AA-6069
Tube Shape: Customized
Frame Geometry: Customized
Wheel Sizes: 700C / 650B / 27.5” / 29”
Motor Compatibility: Bosch / Shimano / Fazua / Panasonic / Bafang / Ananda (and other systems upon request)
Battery Compatibility: Bosch / Shimano / Fazua / Panasonic / Bafang / Ananda / Dafon (and other systems upon request)
Brake Mount: Flat-mount disc (Φ140mm / Φ160mm) or customized
Headset: Upper: 1-1/8” or 1-1/4”; Lower: 1-1/2” or customized
Seatpost Diameter (Dropper Compatible): Φ27.2mm or customized
Rear Hub Spacing (OLD): 142mm Thru Axle
Drivetrain Compatibility: 1x, 2x
Rear Derailleur Hanger: UDH or customized
Artwork & Painting: Customized
Additional Customizable Elements: cable routing, maximum tire clearance, and welding style