#881 Rear Wheel Removal & Installation

Follow the steps below to remove the rear wheel on your 881 FLYER Flex.

     Questions? Contact Customer Service for fast & friendly help. 

     Tools Needed: 18mm wrench or adjustable wrench, 6mm allen wrench, cable cutters, cable ties, something to cushion the front forks (towel, book, foam, etc.)

     Compatible Models: Flyer™ 881

Getting the Bike Ready for Servicing

1. Remove the battery.
   
   
   
   
   
2. Turn the bike on, the screen should initially turn on, then quickly fade away.
   
   
   
   
   

3. Use a 6mm allen wrench to loosen the through-axle by turning counter-clockwise.

4. Pull the axle free.
   
   
   
   
   
5. Lift the front end of the bike by the handlebar and carefully remove the wheel from the fork.
6. Tilt the front of the bike forward, allowing the front fork to rest on the floor.
   a. Provide a cushion if necessary to protect the paint on the fork.
   
   
   
   

 

 

Removing the Rear Wheel

1. Snip the 2 zip ties securing the motor cable to the bike.

2. Disconnect the motor cable by pulling the connectors apart.
   
   
   
   
   

3. Use an 18mm or an adjustable wrench to remove the nut and washer from the brake side of the rear wheel.
   
   
   
   
   
   
4. Use an 18mm or an adjustable wrench to remove the nut and washer from the drive side of the rear wheel.
   
   
   
   
   

5. Pull the rear wheel free from the bike.

   a. Press downward on the rear wheel while holding the frame to loosen the rear wheel in the dropouts

   b. Pull backward on the derailleur and guide the chain around the rear axle

   c. Lift the frame upward and allow to rest on the front dropouts and kickstand

   
   
   
   
6. Perform desired maintenance, whether that be replacing the wheel, changing the tube, etc.
   
   
   

Reinstalling the Rear Wheel

1. Seating the chain

   a. Set the wheel near the rear of the bike between the dropouts.

   
   
   
   

   b. Pull back on the derailleur and allow the chain to wrap over the smallest sprocket.

   
   
   

   
   
   c. Lower the frame onto the rear axle making sure to rotate the anti-rotation washers with the tabs down. 
   d. Use a10 mm wrench or adjustable wrench to rotate the axle into position.
   
   

   

2. a. Install a washer and nut over the derailleur side of the rear axle.

   b. Press down on the frame to ensure that the axle is fully in the rear dropout. Then, using a 18mm wrench, tighten both axle nuts to 40Nm
   
   

   
   
   
   c. Install a washer and nut over the non-drive side of the rear axle.
   d. Press down on the frame to ensure that the axle is fully in the rear dropout. Then, using a 18mm wrench tighten both axle nuts to 40Nm
   
   
   
   
   

Reconnect Motor

1. Reconnect the motor
   
   
   
   
   Ensure the motor connection is fully seated
   
   
   
   
   

2. Secure the motor cable to the frame with 2 zip ties

 

Reinstall the Front Wheel

1. Lift the fork of the bike upward until the rear wheel rests on the floor.

2. Reinstall the wheel. Ensure the wheel is centered on the fork, and the brake rotor is centered in the caliper assembly.
   
   
   
   
   
   

3. Use one hand to push down on the handlebar and the other to install the through-axle by sliding it through the fork and front wheel hub. Tighten by hand.

4. Tighten the front through-axle to 6-8 NM using a 6mm allen wrench.
   
   

   

Preparing to Ride

1. Reinstall the battery.
   
   
   
   
   
2. Fully test the bike’s function prior to riding.