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Surface 604


Updated: November, 2023


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Here at Ride Review, we've scoured the web to bring you an overview of the Quad, an electric bike from Surface 604. Designed for high-speed and off-road riding, the Quad is a powerful and versatile eBike that delivers a smooth and responsive ride. With its 500W motor and torque sensor pedal assist, this bike combines performance and comfort, making it suitable for various ride use cases, including off-road, mountain, and urban riding. One of the standout features of the Quad is its well-designed and unique style, along with its premium components. Riders have praised its sturdy construction and good build quality, noting that it offers great value for the price. The bike's versatility is further enhanced by its ability to handle both on and off-road terrain, making it a great choice for those who want a bike that can handle any adventure. The Quad comes equipped with an extra-large color LCD display in its redesigned cockpit, providing easy monitoring and added security. Its long-range battery offers up to 45 or 65 miles of range, depending on the battery option chosen. The bike also features suspension forks, Maxxis Rekon+ 27.5" x 2.8" skinwall tires, and Tektro Dorado hydraulic quad-piston disc brakes, ensuring a comfortable and controlled ride. While the Quad has received high praise, there are a few downsides to consider. Some riders have noted that the bike struggles with hill climbing due to its rear hub motor. Additionally, the weight and imbalance of the bike have been mentioned as potential drawbacks. Riders have also mentioned that the power may be insufficient for steeper trails. However, the Quad performs well on light and gravel trails, and its great design and upright structure make for fun rides. Overall, the Surface 604 Quad offers solid performance at a reasonable price point. It is a well-designed and capable eBike that combines comfort and versatility. While it may not be the best choice for steep trails, it excels in handling various ride use cases, making it a suitable option for beginners to intermediate riders. With its good electronics and features, the Quad is sure to provide an enjoyable and thrilling riding experience.



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10 Reasons to Buy the QUAD

  • Capable and comfortable with a more upright geometry
  • Well-designed with unique style and premium components
  • Sturdy with decent performance and good build quality
  • Great value for money
  • Versatile for both on and off-road use
  • Solid performance at a reasonable price point
  • Beginner to intermediate level electric mountain bike
  • Well-designed tires and good control system
  • Great design and upright structure for fun rides
  • Good electronics and features

3 Reasons Not to Buy the QUAD

  • Struggles with hill climbing due to rear hub motor
  • Weight and imbalance are noted as downsides
  • Power might be insufficient for steeper trails

Bottom Line

The QUAD is a well-designed and versatile electric mountain bike that offers great value for money. With its unique style, premium components, and sturdy build quality, it provides a comfortable and capable riding experience. While it may struggle with hill climbing and be a bit heavy, its solid performance and good control system make it a great option for beginner to intermediate riders. Whether you're riding on or off-road, the QUAD delivers on both fun and functionality.


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