Shimano RD-7200, Dura-Ace EX
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Category:  Rear Derailleurs
Name:  Shimano RD-7200, Dura-Ace EX
Brand:  Shimano
Primary Group:  Dura-Ace EX
Model:  RD-7200
Years:  1978 - 1984
Country:  Japan
Weight:  175 grams
Added By: JFischer on 10/14/07
Updated By: zeitenwende on 06/09/14
Additional Photos - click for full size
Shimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EXShimano RD-7200, Dura-Ace EX
 Verify Component Photos
Outer Plate MarkingsDura-AceInner Plate MarkingsShimano Ind. Co. Ltd. Japan
MaterialAluminum Alloy; SteelDesign CategoryInline parallelogram
Attachment Bolt Size6mm Allen KeyCable Attachment Bolt Size6 mm Allen Key
Shifting SystemsFrictionCable AdjusterYes
Cage LengthShortMax Cog Size26
Max Chain Wrap  
General Information
There were several variations of jockey-cage design.  See the difference between the primary photo and the rest of the photos in the collection.  The Primary Photo example is probably a later version, without the min/max specification markings.
There was only short cage available.
Quality:Rarity:
 
 
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Additional Resources
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Resources:Reference & ChartsCatalogs
Component VariationsView Detailed List  Manage Variations
Variations of Component exist (Component is 1 of 3)BrandGroup
Shimano RD-7100 (black), Early EX (version 1)ShimanoDura-Ace 7100
Shimano RD-7100 (black), Early EX (version 2)ShimanoDura-Ace 7100
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
Dura-Ace EX, 7200 seriesShimano1978 - 1984, Road RaceView 32 Components
Details:   Also came in a 'Black' series early on (78-79 or so).  I do not see any mention of a black style in any of the 1980's catalogs of the 7200 series.
Brand Information(click to expand)

Shimano Model Number Prefix List:

BB Bottom Bracket BL Brake Lever BR BRake
CB Coaster Brake CJ Cassette Joint CN ChaiN
CP Chain Protecto CR Chain Ring CS Cassette Sprockets
DF chain DeFlector DH Dynamo Hub FC Front Crank
FD Front Derailleur FE Fork Ends FH FreeHub
FS Front Suspension HB HuB HD HanDle bar
HP Head Parts (Head Set) HS Handle Stem IF Inter-3 Freehub
LP LamP MF Multi Freewheel PD PeDal
RD Rear Derailleur RH Rollerbrake Hub RM RiM
RR ReflectoRs RS Rear Suspension SB Shift Brake lever (Nexus, ?)
SC Speed Calculator (cycle computer) SF Single Freewheel Freilaufritzel SG Speed chanGe hub
SH SHoes SL Shift Lever Schalthebel SM SMall parts
SP Seat Post SQ Seat Quick release SS Single Sprocket
TL TooL WH WHeel ST Shift Brake Lever (STI, Rapid Fire, etc)
 
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