Simplex Selematic 5
Main Photo
Category:  Rear Derailleurs
Name:  Simplex Selematic 5
Brand:  Simplex
Primary Group:  SELEMATIC
Model:  Selematic 5
Years:  1981
Country:  France
Weight:  525 grams (Actual)
Added By: JFischer on 07/24/08
Updated By: peterbman on 11/04/14
Additional Photos - click for full size
Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5Simplex Selematic 5
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Outer Plate MarkingsSimplexInner Plate MarkingsSELEMATIC 5
MaterialBronzeDesign Category
Attachment Bolt SizeClawCable Attachment Bolt Size
Shifting SystemsSELEMATIC 5Cable AdjusterYes
Cage LengthShortMax Cog Size36
Max Chain Wrap38t  
General Information
Very early "index" type derailleur and shifter system.  A very good write up of this derailleur can be found on DISRAELI GEARS
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Additional Resources
Resources:Reference & ChartsCatalogsExternal Resources
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
SELEMATICSimplexRecreationView 2 Components
Details:   SELEMATIC was an early attempt at an "indexed" shifting system from Simplex.  Please see the Shifting System listing for more information.
Brand Information(click to expand)

Known for their black plastic (Delrin) derailleurs during the "bike boom" of the 1970's, they were at the forefront of innovation over the years, producing such highly regarded items as the Super LJ derailleurs, Retrofriction shifters, and very popular line of seat posts.

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