Drive Chain - Suzuki DR-Z70 Service Manual

DRIVE CHAIN

Clean, oil and inspect each time the motorcycle is rid-
den.
Visually inspect the drive chain for the possible defects listed
below.
* Loose pins
* Damaged rollers
* Dry or rusted links
If any defects are found, the drive chain must be replaced.
NOTE:
When replacing the drive chain, replace the drive chain and
sprockets as a set.
The standard drive chain is D.I.D 428. SUZUKI recom-
mends to use this standard drive chain as a replace-
ment.
CHECKING
• Loosen the rear axle nut 1 .
• Tense the drive chain fully by turning both chain adjusters 2
after looseing the lock-nuts 3 .
• Count out 21 pins (20-pitch) on the chain and measure the
distance between the two points. If the distance exceeds the
service limit, the chain must be replaced.
Drive chain 20-pitch length: 259.0 mm (10.20 in)
NOTE:
When replacing the drive chain, replace the drive chain and
sprockets as a set.
* Twisted or seized links
* Excessive wear
* Kinked or binding links
PERIODIC MAINTENANCE 2-12