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Surface 604

<p>If your speedometer is not providing an accurate reading of your speed, we recommend <a href="https://surface604bikes.com/pages/dealer-locator" rel="noopener noreferrer" target="_blank">visiting your local Surface 604 dealer</a>.&#xA0;</p><p>If you&apos;d rather tackle the repair yourself, please see our <a href="https://surface-604.gorgias.help/en-US/how-to-fix-fluctuating-speedometer-17628" rel="noopener noreferrer" target="_blank">Fluctuating Speedometer Fix</a>.</p>

If your speedometer is not providing an accurate reading of your speed, we recommend visiting your local Surface 604 dealer. If you'd rather tackle the repair yourself, please see our Fluctuating Speedometer Fix.

My speedometer is fluctuating!

What is your warranty and return policy?

How to submit a warranty claim

How to submit a battery warranty claim

What is the best way to maintain my battery?

I have received my bicycle but theres no battery!

Cadence vs torque sensors?

Are your wheels tubeless ready?

What tools should I bring with me on my rides?

How do I diagnose the sound coming from the rear of my bike?

How to register your Surface 604 bike

How to find your torque sensor's serial number

Why is my bike powering down?

Common Error Codes and Solutions

Surface 604 pedal assist troubleshoot 2020+

A look under the hood of your Surface 604 bike

How to properly care for your Surface604 battery

How to fix a rear flat on your Surface 604

How to swap the controller on 2020+ Surface 604 bikes

How to replace torque sensor on Surface 604 bikes

How to swap the motor core on Surface 604 Rook/Colt/Werk bike

How to swap the motor wire on your 2020+ Surface 604

How to replace freehub body on Surface 604 bikes

How to change the maximum speed on your 2020+ Surface 604 bike

How do I set a password for my display?

How do I reset my displays trip distance?

How do I change my display from Kilometers to miles?

How to reprogram 2020+ display

How to fix fluctuating speedometer

How to convert your wheels to tubeless

How to adjust your hydraulic disc brakes

How to adjust your derailleur

Chain resource guide

How to install your Twist chain guard

How To Install Your Boar Hunter Fender Kit

How to Remove Your 2023 Torque Sensor

How to Remove Your Shred/Quad Motor Core

How to swap the motor core on Surface 604 Boar Hunter/Boar Explorer/Twist

Support

How to assemble 2020+ Surface 604 Rook and Colt

How to install Ergotec M88 mirrors on your Rook/Colt

Commuter Series

Fat Series

2021 Surface 604 - Shred - Unboxing and Assembly

2021 Surface 604 - Quad - Unboxing and Assembly

How to install fenders on your 2020+ Surface 604 Shred and Quad

How to assemble 2020+ Surface 604 Shred

Shred Rear Rack Installation

Mountain Series

How to swap bottom bracket torque sensor on your 2018/2019 Rook and Colt

Surface 604 bottom bracket torque sensor installation steps and tips

My headlight lights up when I press the brakes

[Rook / Colt] My pedal assist is intermittent

[Boar E350] My pedal assist is intermittent

How to assemble 2018/2019 Rook and Colt

How to assemble 2018/2019 Boar Hunter

2018/2019 PAS troubleshoot

2016-2019 Bikes

2016-2017 Rook and Colt Owners Manual

2016-2019 Display Manual

Surface 604 Element Owners Manual

2020+ Display Manual

2020+ Owners Manual

MSDS

Resources

My speedometer is fluctuating!Updated 2 years ago