NordicTrack S22i S15i S10i Upright Bike Crank Screw M6 390707
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Item Description
Condition: New
Part #: 390707
EXERCISE BIKE REPLACEMENT PARTS
Crank assembly maintenance
M6 metric crank fixing bolt
A secure connection starts
with the right crank screw.
M6 Crank Screw Replacement for Upright Exercise Bikes. Replace a worn, damaged or missing fixing screw with a part matched to your bike’s crank assembly.

Product overview
A practical replacement for crank maintenance
Designed for compatible upright exercise bike crank assemblies, this M6 fixing bolt provides a replacement for a matching original fastener. Its protective finish helps resist corrosion during indoor use.
M6 metric thread
A replacement fixing screw for compatible crank arms and crank assemblies that use an M6 metric fastener.
Steel alloy construction
Metal construction with a protective anti-corrosion coating for indoor fitness equipment maintenance.
Replace a missing or worn screw
Service the crank connection with a matching replacement. Check the original screw’s dimensions and head style before ordering.

Technical details
Specifications at a glance
| Product | M6 crank screw / crank fixing bolt |
|---|---|
| Thread size | M6 |
| Thread type | Metric |
| Material | Metal (steel alloy) |
| Finish | Anti-rust / anti-corrosion coating |
| Color | Silver |
| Application | Upright exercise bike crank arm / crank assembly |
| Installation | Replacement for a matching original screw |
| Intended environment | Indoor fitness equipment |
| Package contents | 1 × M6 crank screw |
Match more than the thread diameter
Confirm the screw length, thread pitch, head style and original part reference. These dimensions are not specified in the supplied product details, so compare your existing fastener before purchasing.

Before you order
Three checks for the right fit
Identify your bike
Match the full model code on your equipment label with the compatibility list below.
Compare the fastener
Check thread pitch, screw length, head style and the original part reference. M6 size alone is not enough to confirm fit.
Follow the service instructions
Use the correct tool and the equipment manufacturer’s specified installation procedure and tightening torque.

Compatibility reference
Listed NordicTrack exercise bikes
The supplied product content lists the following model codes. Match your complete code, including its revision suffix, and confirm the crank fastener specification.
| World Tour Cycle | NTEX05117.0NTEX05117.1NTEX05117.2 |
|---|---|
| S10i | NTEVEX14718.1NTEVEX14718.2NTEVEX14718.3NTEVEX14718.4NTEX05117NB.0NTEX05117NB.1NTEX05117NB.2NTEVEX14718-CH.0NTEVEX14718.0 |
| S15i Studio Cycle | NTEX05119.0NTEX05119.1NTEX05119.3NTEX05119.4NTEX05119.5NTEX05119.6NTEX05119.7NTEX05119.8NTEX05119.9NTEVEX16720.5NTEVEX16720.0 |
| S22i Studio Cycle | NTEX02117.0NTEX02117.1NTEX02117.2NTEVEX18718.0NTEVEX18718-CH.0NTEVEX18718-CH.1NTEVEX18718.1NTEVEX18718.2NTEVEX18718.3NTEVEX18718.4NTEVEX18718.5NTEVEX18718.6NTEX02117NB.13NTEX02117NB.2NTEX02117NB.3NTEX02117NB.4NTEX02117NB.5NTEX02117NB.6NTEX02117NB.7NTEX02117NB.8NTEX02121.1NTEX02117NB.9NTEX02121.0 |
Additional model codes listed
Repeated model codes have been consolidated for readability. Model listings describe compatibility; they do not identify the screw’s manufacturer or imply universal fit across a model family.

Buying guide
Common product questions
Will this fit any bike with an M6 screw?
No. The thread pitch, screw length, head design and crank assembly must also match. Check the complete model code and original fastener before ordering.
What comes in the package?
One M6 crank screw. Installation tools and other crank components are not listed as included.
What material and finish are listed?
The product details specify a steel alloy metal screw, silver in color, with an anti-rust / anti-corrosion coating.
Need help confirming compatibility?
Send your complete bike model code and details of the original crank screw using our store’s contact form before purchasing.
