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Technical: Triple Trees
Dave Hennessey

Triple Trees - Originals and Replacements

The 1954 Spare Parts Catalog seems to be confused about the Fork Upper Bracket (upper triple tree), and this confusion persisted throughout the years. The Fork Stem and Bracket Assembly (lower triple tree) seems to be correct throughout the years.

Year U/L Original Equipment Later Replacements
 
1952 Upper 45738-52 None
Lower 45701-52 45701-52A (1954), 45701-52B (1956)
 
1953 Upper 45738-52 None
Lower 45701-52 45701-52A (1954), 45701-52B (1956)
 
1954
to-2250
Upper 45738-52 None
Lower 45701-52 45701-52A (1954), 45701-52B (1956)
 
1954
2250-up
Upper 45738-54 45738-54A (1955)
Lower 45701-54 45701-54A (1955), 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1955 Upper 45738-54A None
Lower 45701-54 45701-54A (1955), 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1956 Upper 45738-54A None
Lower 45701-54 45701-54A (1955), 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1957 Upper 45738-54A None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1958 Upper 45738-54A None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1959 Upper 45738-59 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1960 Upper 45738-59 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1961 Upper 45738-59 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1962
Early
Upper 45738-59 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1962
Late
Upper 45738-62 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1963 Upper 45738-62 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1964 Upper 45738-62 None
Lower 45701-54A 45702-57 (1966), 45702-57A (1968), 45702-57B (1969)
 
1965 Upper 45738-62 None
Lower 45702-57 45702-57A (1968), 45702-57B (1969)
 
1966 Upper 45738-62 None
Lower 45702-57 45702-57A (1968), 45702-57B (1969)
 
1967
XLCH
Upper 45738-62 None
Lower 45702-57 45702-57A (1968), 45702-57B (1969)
 
1967
XLH
Upper 45738-62 None
Lower 45702-67 45702-57A (1968), 45702-57B (1969)
 
1968 Upper 45738-62 None
Lower 45702-57A 45702-57B (1969)
 
1969 Upper 45738-62 None
Lower 45702-57B None
 
    Fits These Years  
Parts
Book
U/L 1952
& 1953
1954
to 2250
1954
2250-up
1955 1956 1957 1958 1959 1960 1961 1962
Early
1962
Late
1963 1964 1965 1966 1967
XLCH
1967
XLH
1968 1969