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Offline Rexelstar

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Re: cbr600f4 rear shock spring thoughts
« Reply #30 on: March 11, 2019, 04:47:46 PM »
Revision.2 for the record.

Measurements of the oem cbr600f4 spring/shock specifications;

Weight 1.31 kilogram
Free total length oem = 156.0 mm
Position 1 max length oem = 139.2 mm
Preload static oem = 16.8 mm (V. 13mm)(G. 14mm)
Wire diameter oem = 12.5 mm (with paint)

6.0 coils (full 360 wire diameter)

------------------------------------------------
Bottom inner diameter spring = 59.5 mm
Bottom outer diameter spring = 85 mm

Top inner diameter spring = 52 mm
Top outer diameter spring = 77 mm

Bottom inner seat (spring) diameter = 58mm
Bottom outer seat diameter = 75mm

Top inner seat (spring) diameter = 50.5 mm
Top outer seat diameter = 70 mm

-----------------------------------------------------------------------------------------

Eibach spring measurement specifications type 0600.225.0700

Weight  1.02 kilogram
Free total length        = 152.7 mm (with paint)
Position 1 max length = 137.7 mm       '' (will be)
Preload static         = +/- 15 mm (margin 13-17 mm from 3 known/found values)

Wire diameter = 12.0 mm      (with paint)
Spring outer diameter = 83 mm     ''
Spring inner diameter = 58-59 mm      ''

5.5 coils (full 360 wire diameter)

Lower spring seat oem fits nicer/better/tighter within the Eibach spring. No further action required.
Upper seat needs new machined spacer

----------------------------------------------------------------------------------------------------

CB500X specifications will follow in time.


« Last Edit: March 11, 2019, 05:09:27 PM by Rexelstar »
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Offline Rexelstar

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Re: cbr600f4 rear shock spring thoughts
« Reply #31 on: April 07, 2019, 07:44:40 PM »
Final for the record.

Oem cbr600f4 spring/shock specifications;

Weight 1.31 kilogram
Free total length oem = 156.0 mm
Position 1 max length oem = 139.2 mm
Preload static oem = 16.8 mm
Wire diameter oem = 12.5 mm (with paint)

6.0 coils (full 360 wire diameter)

------------------------------------------------
Bottom inner diameter spring = 59.5 mm
Bottom outer diameter spring = 85 mm

Top inner diameter spring = 52 mm
Top outer diameter spring = 77 mm

Bottom inner seat (spring) diameter = 58mm
Bottom outer seat diameter = 75mm

Top inner seat (spring) diameter = 50.5 mm
Top outer seat diameter = 70 mm

-----------------------------------------------------------------------------------------

Eibach spring specifications type 0600.225.0700

Weight  1.02 kilogram
Free total length        = 152 mm
Position 1 max length = 133.5 mm       
Preload static            =   18.5 mm

New machined aluminum spacer thickness = 6 mm

Wire diameter = 12.0 mm      (with paint)
Spring outer diameter = 83 mm     ''
Spring inner diameter = 58-59 mm      ''

5.5 coils (full 360 wire diameter)

----------------
Racetech seats do not fit, different inner/outer diameters. Made of some kind tin can metal...so into the garbage can. Bad quality stuff...

Time will tell after testing;)


« Last Edit: April 07, 2019, 07:50:39 PM by Rexelstar »
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Offline Rexelstar

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Re: cbr600f4 rear shock spring thoughts
« Reply #32 on: April 07, 2019, 07:46:13 PM »
End result..


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Offline EscCtrl

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Re: cbr600f4 rear shock spring thoughts
« Reply #33 on: April 08, 2019, 01:06:20 AM »
Well done.  :062:

 


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