Yamaha ’09 YZF-R1 User Manual

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13. Drive Sprockets
This sprocket is weight-saved by changing the chain size to 520 in relation to the STD one.
NOTICE
When using this drive sprocket, use the sprocket nut of the kit.
Parts List
No. PART No. PART NAME Q’TY REMARKS
1 4XV-17460-75 SPROCKET, DRIVE 1 15T, 520SIZE
2 4XV-17460-76 SPROCKET, DRIVE 1 16T, 520SIZE
3 4XV-17460-77 SPROCKET, DRIVE 1 17T, 520SIZE

Yamaha ’09 YZF-R1 Specifications

General

Bore x Stroke	78.0mm x 52.2mm
Compression Ratio	12.7:1
Fuel Delivery	Fuel injection with YCC-T and YCC-I
Ignition	TCI: Transistor Controlled Ignition
Final Drive	Chain
Front Suspension	43mm inverted fork; fully adjustable, 4.7-in travel
Rear Suspension	Single shock; fully adjustable, 4.7-in travel
Rear Brakes	220mm disc; single-piston caliper
Front Tire	120/70-ZR17
Rear Tire	190/55-ZR17
Wheelbase	55.7 in
Seat Height	32.8 in
Fuel Capacity	4.8 gal
Curb Weight	454 lb
Length	81.5 in
Width	28.1 in
Engine Type	998cc, liquid-cooled inline 4-cylinder DOHC; 16 valves
Transmission	6-speed, multiplate slipper clutch
Front Brakes	Dual 310mm discs; radial-mount forged 6-piston calipers