Ducati SUPERBIKE 749 Manuel D'utilisation Et Entretien page 169

Chain tension inspection (fig. 66.1 and fig. 66.2)
Important
Have the drive chain tensioned up at a Ducati Dealer
or Authorized Workshop.
749/749S
With the motorcycle on the side stand, use your finger
to press down the chain. Then release and measure the
E
distance between the surface of the shoe and the pivot
centre below. The reading should be 32-37 mm.
749Dark
With the motorcycle on the side stand, use your finger to
press down the chain lower section. Then release and
measure distance between surface (A) and pivot centre
below. The reading should be 30-35 mm.
Warning
Correct tightening of the tensioner lock nuts (1) is
essential to rider and passenger safety.
70
32 ÷ 37 mm
749/749S
30 ÷ 35 mm
749Dark
1
fig. 66.1
1
A
fig. 66.2