Ducati Diavel Owners Manual: Transmission
Wet clutch controlled by the lever on left-hand side of the handlebar.
Transmission from engine to gearbox primary shaft via spur gears.
Front chain sprocket/clutch gearwheel ratio: 33/61 6-speed gearbox with constant mesh gears, gear change pedal on left side of motorcycle.
Gearbox output sprocket/rear chain sprocket ratio: 15/43
Total gear ratios:
1St gear 15/37
2Nd gear 17/30
3Rd gear 20/27
4Th gear 22/24
5Th gear 24/23
6Th gear 25/22
Drive chain from gearbox to rear wheel: make: did
Type: hv2 525
Dimensions: 5/8"x1/16"
Links: 118
Important
The above gear ratios are approved and should not be modified under any circumstances.
However, if you wish to tune up your motorcycle for competitions or special tracks, ducati motor holding s.P.A.
Will be pleased to provide information about the special ratios available. Please contact a ducati dealer or authorised service centre.
Warning
If the rear sprocket needs replacing, contact a ducati dealer or authorised service centre. Incorrect replacement of this component could seriously compromise your safety and cause irreparable damage to the motorcycle.
Frame
Als450 steel tubular trellis frame.
Aluminium cast rear subframe.
Steering head angle: 28.
Steering angle: 34 on the left / 34 on the right.
Trail: 130 mm
Wheels
Fourteen-spoke, light-alloy rims.
Front
Dimensions: mt 3.50X17".
Rear
Dimensions: mt 8.00X17".
Tyres
Front
Radial tubeless tyre.
Dimensions: 120/70-zr17
Rear
Radial tubeless tyre.
Dimensions: 240/45-zr17
Brakes
Separate-action anti-lock brake system operated by hall-type
sensors mounted to each wheel, with phonic wheel
detection: abs can be disabled.
Front
Semi-floating drilled dual disc.
Braking mate ...
Suspensions
Front
Hydraulic upside-down fork provided with external adjusters
for rebound and compression damping and preload (for inner
springs of fork legs).
Stanchion diameter:
50 mm, coated.
Rear wh ...
Other materials:
Refitting the timing covers
Locate vertical cylinder external cover (25), horizontal cylinder external
cover (3) and central external cover (1) by
starting the screws (4).
Apply the recommended threadlocker to the screws (4).
Tighten the screws (4) to a torque of 10 nm (min. 9 Nm - max. 11 Nm) (sect. 3 -
3, Engine t ...
Main bearings
The main bearings have are of the angular contact type with offset inner
races so that the balls transmit loads from one
groove to the other along straight lines at an angle to the axis of the bearing.
The angle-contact ball bearings are
designed for bearing combined loading (radial-axial load ...
Reassembly of the cylinder head
The exhaust side can be identified by the three threaded holes on the flange.
The intake side can be identified by the presence of four threaded holes on
the flange.
All the photos in this chapter refer to a vertical cylinder head.
Valve guide sealing rings
Position the cylinder head o ...