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Old 10-17-15, 10:27 AM
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fleslider 
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Bikes: 1974 Paramount ~ 1974 Raleigh Pro ~ 1977 Pro-Tour ~ 1978 TX900 ~ IronMan 85,87:E/M,88:M/Pro,89:E ~ 98 Peugeot Festina Replica

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My guess for shifting>

1985 (Shimano 600 6200 Series) Pre SIS Both Friction, 6 Speed Freewheel

1986 (Shimano 600 6200 Series New SIS ) SIS introduced Rear only, Friction Front, 6 Speed Freewheel

1987
Master: (Shimano 600 6200 Series New SIS ) SIS introduced Rear only, Friction Front, 6 Speed Freewheel
Expert: (Shimano 105 1050 Series SIS) SIS Rear only, Friction Front, 6 Speed Freewheel

1988
Master: (Shimano 600 6400 Series SIS Introduction of 7 Speed ) SIS Rear only, Friction Front, 7 Speed Cassette
Expert: Expert: (Shimano 105 1050 Series SIS) SIS Rear only, Friction Front, 6 Speed Freewheel (?)

1989
Master: (Shimano 600 6400 Series SIS Introduction of 7 Speed ) SIS Rear only, Friction Front, 7 Speed Cassette
Expert: Expert: (Suntour GPX Accushift 7 Speed) Accushift Rear only, Friction Front, 7 Speed Freewheel (?)
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