TRIUMPH 

T100 T120 T150 

BSA A75 

STEERING HEAD BEARING CUP 

BSA A75 Rocket 3 (1969-71)
Triumph T90/T100 etc (1967-74)
Triumph Unit 650cc Twins (1963-70)
Triumph T150 (1969-74) 

TOP BOTTOM OUTER RACE OD 2 3/32"

TOP INNER RACE ID 1 1/16" REDUCED TO 1" WITH BEARING  COVER

BOTTOM RACE ID 1 1/16"

40 1/4" BALLS

 99-3733 97-1018 

97-0111 97-0439

CP156