A Comprehensive Guide to Lower Leg Service on Fox Forks: Tools and Materials You’ll Need

Regular maintenance is key to ensuring the optimal performance and longevity of your mountain bike’s suspension components. Among the essential maintenance tasks for a fork, the lower leg service stands out. By performing a lower leg service on your Fox fork, you can restore its smooth operation and extend its lifespan. We will delve into the step-by-step process of performing a lower leg service on Fox fork, along with a comprehensive list of tools and materials you’ll need for the task.

Tools Required:

  1. Suspension Fluid Measuring Syringe: This tool allows you to accurately measure and dispense the correct amount of suspension fluid during the service. If you have a disc brake bleed kit, you can use one of those syringes!
  2. Socket Set: A set of metric sockets and a ratchet handle will be required to remove the lower leg bolts.
  3. Torque Wrench: Essential for ensuring proper torque values when reassembling the fork. Follow Fox’s recommended torque specifications for your specific fork model.
  4. Fox Lower Leg Seal Driver: A specialized tool designed to facilitate the installation of new lower leg seals. You can use a crescent wrench to do this, but risk damage to the seals when installing them.
  5. Rubber Mallet or Hammer: Handy for gently tapping the lower leg to free it from the upper tube assembly.
  6. Tire Lever: Used to pry off the dust wiper from the lower leg. Sometimes the seals are tough to get off, we reccomend a DH tire lever if this is the case.
  7. Bike Stand or Workstand: A stable and secure work surface to hold your bike while performing the service.
  8. Plastic Container or Oil Drain Pan: Required for draining the old suspension fluid during the service.
  9. Plastic Funnel: Helps to pour the fresh suspension fluid into the fork without spillage.

Materials Required:

  1. Fox Suspension Fluid: Opt for the appropriate weight of suspension fluid specified for your fork model. Refer to Fox’s official website or the user manual for the correct fluid weight.
  2. Fox Low Friction Fork Seal Kit: This kit contains all the necessary seals, bushings, and foam rings required for the lower leg service.
  3. Isopropyl Alcohol: Used to clean and degrease the fork stanchions, seals, and other components.
  4. Shop Towels: Useful for wiping away excess oil, dirt, and grime from various fork components.
  5. Nitrile Gloves: Protect your hands from suspension fluids and dirt during the service.
  6. Ziploc Bags: Ideal for organizing and storing smaller fork components, such as bolts and washers, to prevent them from getting misplaced.

Performing a lower leg service on your Fox fork is an important maintenance procedure that helps keep your suspension performing optimally and ensures a smooth ride on the trails. By having the right tools and materials on hand, you can confidently tackle this task. Remember to consult Fox’s official website or your fork’s user manual for detailed instructions specific to your fork model. With proper maintenance and regular servicing, your Fox fork will continue to deliver top-notch performance and enhance your mountain biking experience. Happy riding!

Disclaimer: It is important to note that performing any maintenance on your mountain bike suspension may void warranties or require technical expertise. If you are unsure about the process or lack the necessary skills, it is recommended to consult your local bike shop or Fox directly.

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