Simplex Super LJ A 522
Main Photo
Category:  Front Derailleurs
Name:  Simplex Super LJ A 522
Brand:  Simplex
Primary Group:  Super LJ
Model:  SLJ A 522
Years:  Mid 1980's
Country:  France
Weight:  114 grams
Added By: nprenet on 11/04/07
Updated By: peterbman on 08/28/14
Additional Photos - click for full size
Simplex Super LJ A 522Simplex Super LJ A 522Simplex Super LJ A 522Simplex Super LJ A 522Simplex Super LJ A 522Simplex Super LJ A 522
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# Rings Designed For DoubleOuter Plate MarkingsNone
Inner Plate MarkingsBrevete Made In FranceClamp MarkingsR1-23
Inner Clamp MarkingsDesign CategoryParallelogram
Pivot Arm MarkingsSimplexPlate MaterialChrome plated steel
Clamp Style28.6mm ClampCable Attachment Bolt8mm Wrench
CableStop NoClamp Bolt Type8mm Wrench
Max Ring Difference   
General Information
Probably the last version of the Super LJ front derailleur: no marking on the cage + satin finish.  Sources say that the Simplex starburst logo was removed from the cage starting in 1984.
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Additional Resources
Resources:Reference & ChartsCatalogsExternal Resources
Component VariationsView Detailed List  Manage Variations
Variations of Component exist (Component is 1 of 7)BrandGroup
Edco (SLJ rebadge)Edco
Gipiemme SpecialGipiemmeSpecial (Strada)
Simplex Super LJ A500 AV.326SimplexSuper LJ
Simplex Super LJSimplexSuper LJ
Simplex Super LJ (2nd version? with front control arm)SimplexSuper LJ
Simplex Super LJ (2nd version? with rear control arm)SimplexSuper LJ
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
Super LJSimplexRoad RaceView 27 Components
Details:   The best of the Simplex lines of components.  Consisted primarily of Front and Rear Derailleurs as well as Shifters.  The SLJ designation was also given to other parts occasionally such as seat posts.
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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