Roadmaster
Cycling

Model # R3811SR Official Roadmaster 26" mountain bike

Here are the diagrams and repair parts for Official Roadmaster R3811SR 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 62 parts  |

Pedal,1/2" KK-2840-D
#15

Unit parts diagram

Pedal,1/2"

Part #KK-2840-D

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

Purple Rear Brake Casing Also PP-7743-D
#30D

Unit parts diagram

Purple rear brake casing also

Part #PP-7743-D

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

Chain PP-0126-D
#17

Unit parts diagram

Chain

Part #PP-0126-D

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

B.b.bearin HH-9001-D
#46

Unit parts diagram

B.b.bearin

Part #HH-9001-D

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

Rear Reflector Bracket Black AA-0924-D
#27

Unit parts diagram

Rear reflector bracket black

Part #AA-0924-D

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

Pvc Spoke PP-0751-D
#20

Unit parts diagram

Pvc spoke

Part #PP-0751-D

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

Front Wheel Assembly 09-2602-D
#9

Unit parts diagram

Front wheel assembly

Part #09-2602-D

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

Hex Nut #10-24 HH-8010-D
#17D

Unit parts diagram

Hex nut #10-24

Part #HH-8010-D

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

Frnt Brk A PP-7601-D
#29

Unit parts diagram

Frnt brk a

Part #PP-7601-D

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

Front Brake Handle 280p PP-7680-D
#29C

Unit parts diagram

Front brake handle 280p

Part #PP-7680-D

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

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for front-engine lawn tractors

Should I get an electric riding mower?

Should I get an electric riding mower?

Get help deciding whether to make the switch to a battery-powered riding mower…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…