Yamaha YZF-R7 User Manual

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ENG
CLUTCH
EB405410
CHECKING THE CLUTCH PLATES
The following procedure applies to all of
the clutch plates.
1. Check:
• clutch plate
Damage → Replace the clutch plates
as a set.
2. Measure:
• clutch plate warpage
(with a surface plate and thickness
gauge 1)
Out of specification → Replace the
clutch plates as a set.
Maximum clutch plate
warpage
0.1 mm (0.004 in)
EB405430
CHECKING THE CLUTCH SPRING PLATE
1. Check:
• clutch spring plate
Damage → Replace.
2. Check:
• clutch spring plate seat
Damage → Replace.
EB405440
CHECKING THE CLUTCH HOUSING
1. Check:
• clutch housing dogs
Damage/pitting/wear → Deburr the
clutch housing dogs or replace the
clutch housing.
NOTE:
Pitting on the clutch housing dogs will
cause erratic clutch operation.
2. Check:
• bearing
Damage/wear → Replace the clutch
housing.

Yamaha YZF-R7 Specifications

General

Bore x Stroke	80.0mm x 68.6mm
Compression Ratio	11.5:1
Fuel Delivery	Fuel injection
Final Drive	Chain
Front Brakes	Dual 298mm hydraulic disc; ABS
Rear Brakes	245mm hydraulic disc; ABS
Front Tire	120/70ZR17
Rear Tire	180/55ZR17
Wheelbase	54.9 in
Seat Height	32.9 in
Fuel Capacity	3.4 gal
Wet Weight	414 lb
Ground Clearance	5.3 in
Engine Type	Liquid-cooled, 4-stroke, DOHC, 4-valves
Transmission	6-speed
Front Suspension	41mm KYB inverted fork, adjustable preload, rebound and compression damping; 5.1-in travel
Rear Suspension	Single shock, adjustable preload and rebound damping; 5.1-in travel