Roadmaster
Cycling

Model # 7890 Official Roadmaster pedal cycle

Here are the diagrams and repair parts for Official Roadmaster 7890 pedal cycle, 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 44 parts  |

Flat Washer HH-0968
#10E

Unit parts diagram

Flat washer

Part #HH-0968

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

Hex Nut HH-0420
#10D

Unit parts diagram

Hex nut

Part #HH-0420

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

Bearing MM-0552
#6B

Unit parts diagram

Bearing

Part #MM-0552

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

Nut HH-1025
#10C

Unit parts diagram

Nut

Part #HH-1025

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

Lock Washer HH-1004
#13B

Unit parts diagram

Lock washer

Part #HH-1004

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

Streamer HH-1055
#15

Unit parts diagram

Streamer

Part #HH-1055

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

Handlebar 02-0072
#2

Unit parts diagram

Handlebar

Part #02-0072

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

Owner's Manual 98-0277-24

#NI

All parts diagram

Owner's manual

Part #98-0277-24

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

Stem Pad 77-1210
#17A

Unit parts diagram

Stem pad

Part #77-1210

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

Head Cap 01-0048
#5A

Unit parts diagram

Head cap

Part #01-0048

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…