Roadmaster
Cycling

Model #3866SR Official Roadmaster 26" mountain bike

Here are the diagrams and repair parts for Roadmaster 3866SR 26" mountain bike, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Showing 10 of 59 parts

Seat Post#2

Unit parts Diagram

Seat post

Part #PP-5007-D

The manufacturer no longer makes this part, and there's no substitute part

Link Wire

See All Related Diagrams

Link wire

Part #PP-8569-D

The manufacturer no longer makes this part, and there's no substitute part

Shifter Ca

See All Related Diagrams

Shifter ca

Part #PP-7788-D

The manufacturer no longer makes this part, and there's no substitute part

Bolt#42

Unit parts Diagram

Bolt

Part #HH-6662-D

The manufacturer no longer makes this part, and there's no substitute part

Shft Cable#26A

Unit parts Diagram

Shft cable

Part #PP-7701-D

The manufacturer no longer makes this part, and there's no substitute part

Derailleur#24

Unit parts Diagram

Derailleur

Part #PP-8364-D

The manufacturer no longer makes this part, and there's no substitute part

Shifter Ca#28B

Unit parts Diagram

Shifter ca

Part #PP-7750-D

The manufacturer no longer makes this part, and there's no substitute part

Front Wheel#9

Unit parts Diagram

Front wheel

Part #09-2612-D

The manufacturer no longer makes this part, and there's no substitute part

Stand#16

Unit parts Diagram

Stand

Part #HH-0060-D

The manufacturer no longer makes this part, and there's no substitute part

Front Refl#37

Unit parts Diagram

Front refl

Part #30-5107-D

The manufacturer no longer makes this part, and there's no substitute part