Wheels - BMW HP4 Rider's Manual

Locknut of the final-drive
chain tensioning screw
19 Nm
Tighten quick-release axle
nut 1 to the specified tight-
ening torque.
Rear quick-release axle
in swinging arm
Securing agent: mechanical
100 Nm
Checking the chain wear
Engage 1st gear.
Turn the rear wheel in the nor-
mal direction of travel until the
chain is tensioned.
Measure the length of the
chain over 9 rivets below the
rear wheel swinging arm.
permissible chain length
max 144.30 mm (measured
centre to centre over 10
pins, chain pulled taut)
If the chain has stretched to the
maximum permissible length:
Seek the advice of a specialist
workshop, preferably an author-
ised BMW Motorrad dealer.

Wheels

Tyre recommendation
For each size of tyre,
BMW Motorrad tests and
classifies as roadworthy certain
makes. BMW Motorrad cannot
assess the suitability or provide
any guarantee of road safety for
other tyres.
BMW Motorrad recommends
using only tyres tested by
BMW Motorrad.
You can obtain detailed
information from your authorised
BMW Motorrad dealer or on
the Internet at www.bmw-
motorrad.com.
Effect of wheel size on
chassis and suspension
control systems
Wheel size is very important as
a parameter for the running-gear
control systems ABS and DTC.
In particular, the diameter and the
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