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| Category: | Rear Derailleurs |
| Name: | Shimano RD-A520, Exage Motion |
| Brand: | Shimano |
| Primary Group: | Exage Motion |
| Model: | RD-A520 |
| Years: | 1989 |
| Country: | Japan |
| Weight: | 275 grams |
| Added By: | cinco on 11/02/07 |
| Updated By: | JFischer on 10/30/09 |
Additional Photos - click for full size |
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 Verify Component Photos |
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| Outer Plate Markings | Exage Motion | Inner Plate Markings | Shimano VIA Japan {model number, date code} |
| Material | Aluminum Alloy; Composit | Design Category | |
| Attachment Bolt Size | | Cable Attachment Bolt Size | |
| Shifting Systems | Shimano SIS
Shimano STI
Friction | Cable Adjuster | Yes |
| Cage Length | Short | Max Cog Size | 28 |
| Max Chain Wrap | 28T | | |
| Additional Resources |
| Resources: |  Reference & Charts Catalogs |
| Component Groups |
| Primary Group Name | Brand | Quick Info | Browse Group Components |
| Exage Motion | Shimano | Sport & Recreation | View 6 Components |
| Details: Not named in the 1990 data I have found, may have been replaced by 300EX or another of the EX lines. Some part numbers lived on in the 300EX group. |
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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