Suzuki RMX450Z Service Manual

0B-21 Maintenance and Lubrication:
5) After adjusting the drive chain, tighten the axle nut
(1) to the specified torque.
Tightening torque
Rear axle nut: 100 N·m (10.0 kgf-m, 72.5 lbf-ft)
6) Tighten both chain adjuster lock-nuts (2) securely.
7) Recheck the drive chain slack after tightening the
axle nut.
Drive Chain Cleaning and Lubricating
BA02J20206019
Clean and lubricate drive chain
Clean lubricate and inspect each time the
motorcycle is ridden
Clean and lubricate the drive chain in the following
procedures:
1) Clean the drive chain with kerosine.
CAUTION
!
Do not use trichloroethylene, gasoline or any
similar solvent. These fluids will damage the
O-ring seals. Use only kerosine to clean the
drive chain.
2) After washing and drying the chain, oil it with a
heavyweight motor oil.
CAUTION
!
Do not use any oil sold commercially as
“drive chain oil”. Such oil can damage the O-
ring seals.
NOTE
The standard drive chain is DID520MXV.
3) Adjust the drive chain slack.
Crankcase Driveshaft Oil Seal Inspection
BA02J20206020
Inspect crankcase driveshaft oil seal
Initially 150 km (100 miles, 1 month) and every 1 000
km (600 miles, 6 months) thereafter
Inspect the crankcase driveshaft oil seal in the following
procedures:
1) Remove the engine sprocket. Refer to “Engine
Sprocket Removal and Installation” in Section 3A
(Page 3A-3).
2) Inspect the oil seal for abnormality (dust, stone or
foreign materials). If necessary, replace it with a new
one. Refer to “Transmission Oil Seal / Bearing
Removal and Installation” in Section 5B (Page 5B-8).
Sprocket Inspection
BA02J20206021
Inspect the engine and rear sprockets
Engine sprocket: Initially 150 km (100 miles, 1
month) and every 1 000 km (600 miles, 6 months)
thereafter
Rear sprocket: Initially 150 km (100 miles, 1 month)
and every 300 km (200 miles) thereafter
Inspect the engine sprocket and rear sprocket for wear
and cracks. If any defects are found, replace the
sprocket with a new one.
NOTE
When replacing a worn sprocket, it is likely
that the drive chain will need to be replaced
as well.
IA02J1020094-01
“A”: Normal wear “B”: Excessive wear
IA02J1020052-03
“A” “B”
IA02J1020085-01

Suzuki RMX450Z Specifications

General

Displacement	449cc
Compression Ratio	12.5:1
Fuel System	Fuel injection
Starter	Electric
Transmission	5-speed constant mesh
Final Drive	Chain
Front Suspension	Inverted telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Engine Type	4-stroke, liquid-cooled, DOHC
Bore x Stroke	96.0 mm x 62.1 mm
Front Brakes	Single disc
Rear Brakes	Single disc
Front Tire	80/100-21
Fuel Tank Capacity	6.2 L (1.6 US gal)
Overall Length	2185 mm (86.0 in)
Ground Clearance	325mm
Seat Height	955mm
Wheelbase	1, 480mm