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Roadmaster
Cycling

Model # 4441SR Official Roadmaster bicycle

Here are the diagrams and repair parts for Official Roadmaster 4441SR bicycle, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 53 parts  |
Pedal Lu-4 KK2849
#14

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Pedal lu-4

Part #KK2849

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

Crank,1pc, HH5561
#15

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Crank,1pc,

Part #HH5561

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

Bracket HH5110
#31

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Bracket

Part #HH5110

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

Bracket HH5112
#26

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Bracket

Part #HH5112

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

Grip JJ0164
#6

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Grip

Part #JJ0164

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

Rear Wheel 909841
#18

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Rear wheel

Part #909841

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

Chain 1/2x 900401
#16

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Chain 1/2x

Part #900401

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

Water Bott MM0303
#46

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Water bott

Part #MM0303

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

Relfector MM2021
#24

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Relfector

Part #MM2021

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

Sprcket Sigl HH5402
#12

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Sprcket sigl

Part #HH5402

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

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Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for treadmills

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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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.…

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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.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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