Shimano HB-7520, Dura-Ace Track
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Category:  Hubs
Name:  Shimano HB-7520, Dura-Ace Track
Brand:  Shimano
Primary Group:  Dura-Ace 7500
Model:  HB-7520
Years:  Early 1980's - 1984
Country:  Japan
Weight:  553 grams
Added By: JFischer on 10/30/07
Updated By: Red Sprinter on 01/20/14
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Shimano HB-7520, Dura-Ace TrackShimano HB-7520, Dura-Ace TrackShimano HB-7520, Dura-Ace TrackShimano HB-7520, Dura-Ace Track
Gear Compatibility Fixed GearFront Bearing Size/Count
Rear Bearing Size/CountRear Spacing110mm
Spoke Drilling28; 32; 36Flange SizeHigh Flange
Gear Threading/Pattern Body Markings
Axle MaterialShell Material
General Information
 
Quality:Rarity:
 
 
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Additional Resources
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Resources:Reference & ChartsCatalogs
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
Dura-Ace 7500Shimano1977 - 1984, TrackView 9 Components
Details:   The Dura-Ace 7500 group is a track / fixed gear groupset produced by Shimano at approximately the same time as their Dura-Ace 10 group.  The 7500 series however did not use the 10-pitch design, but a standard chain and tooth size.
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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