The pivot mounts 40, 41 are rigidly secured to beam 31 and are formed to allow the swing arm assembly 17 to pivot about a swing arm assembly pivot axis 100 that is above {HEAD ~ the bottom surface} 52 of {TAIL ~ the frame rail} 4 as shown in FIGS 8 10 
of
The pivot mounts 40 , 41 are rigidly secured to beam 31 and are formed to allow the swing arm assembly 17 to pivot about a swing arm assembly pivot axis 100 that is above { HEAD ~ the bottom surface } 52 of { TAIL ~ the frame rail } 4 as shown in FIGS 8 10
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