StairMaster
Stepper

Model # 4400PT Official StairMaster stepper

Here are the diagrams and repair parts for Official StairMaster 4400PT stepper, as well as links to manuals and error code tables, if available.

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

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Model diagram and schematic

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Showing 10 of 124 parts  |

Poly V Belt SM20202
#NI

Transmission 1 diagram

Poly v belt

Part #SM20202

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

Transmison SM20001
#NI

Transmission 1 diagram

Transmison

Part #SM20001

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

Pad Transm(pre-11/95) SM20808
#NI

Transmission 1 diagram

Pad transm(pre-11/95)

Part #SM20808

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

Spring SM21093
#37

Transmission 2 diagram

Spring

Part #SM21093

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

Ac Cord SM24381
#NI

Transmission 1 diagram

Ac cord

Part #SM24381

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

Washer 1/4 Id SM22047
#6

Transmission 1 diagram

Washer 1/4 id

Part #SM22047

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

Pcb  Precess Asy SM27130
#86

Frame assy diagram

Pcb precess asy

Part #SM27130

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

Chain Transm(pre-11/95) SM20200
#NI

Transmission 1 diagram

Chain transm(pre-11/95)

Part #SM20200

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

Bearing SM20198
#53

Pulley assy diagram

Bearing

Part #SM20198

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

Washer SM21657
#61

Pedals assy diagram

Washer

Part #SM21657

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

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