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How to maintain a MTB fork?


Ideal for maintaining a good seal and optimal operation of the fork, This fairly simple operation requires a minimum of attention and equipment.


Required tools

1/ Required tools

Ratchet spanner + socket 24 mm / Socket spanner 10 mm / BTR spanner 5 mm / Flat spanner 15 mm / Handle seals / Syringe / Suitable oil.

Unscrew the cartridge

2/ Unscrew the cartridge

Empty the air chamber of the fork, then unscrew the cartridge with a ratchet and a 24 mm hexagon socket.

Remove the cartridge

3/ Remove the cartridge

Remove the cartridge from the plunger and empty the used oil into a container.

Unscrew the bottom part

4/ Unscrew the bottom part

Unscrew the lower part of the plunger fork/lugs using a 10 mm Allen key and a 5 mm spanner.

Take the plungers out

5/ Take the plungers out

Remove the plungers from the sheaths.

Remove the seals

6/Remove the seals

Then remove the used wiper seals and foam seals with a 15 mm spanner./p>

Lubricate the seals

7/ Lubricate the seals

Pour a little fork oil into a container and soak the new foam seals in oil. Then reposition them with the wiper seals on the plungers.

Replace the seals

8/ Replace the seals

Replace the seals in position, using the tool provided, so as not to damage them.

Clean the plungers

9/ Clean the plungers

Clean the plungers and the inside of the sleeves with a degreaser.

Re-inflate the shock absorber

10/ Re-inflate the shock absorber

Then fill the oil cartridge and the lower part with the quantity and viscosity recommended by the manufacturer.

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