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Over 185,000 Parts and accessories in stock

Free Same-Day Shipping on orders over $89 Tech Support Backed by Years of Riding Experience

2003 Yamaha YZ450F K & S

2003 Yamaha

YZ450F

Drive Type: Chain
Front Tire Size: 80/100-21
Rear Tire Size: 110/90-19
Spark Plug: CR8E
Chain Size: 520
Chain Links: 114
Front Sprocket/Pulley Teeth: 14
Rear Sprocket/Pulley Teeth: 48
Oil Filter: 306108
Battery: YTZ7S

For reference only, please consult your owner’s manual to confirm your sizes

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K & S Dust Seals for Select Honda, Kawasaki, and Yamaha Dirt Bikes
$17.96

Part #: 1401968 Mfg Part #: 16-2050

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K & S Fork Seals for 1996-2003 Yamaha YZ and 2001-2004,2008-2017 Yamaha WR Dirt Bikes
$14.36

Part #: 1401942 Mfg Part #: 16-1050Y

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(2)

K & S OEM Type Kill Switch for Select Yamaha Motorcycles
$14.36

Part #: 212235 Mfg Part #: 12-0102

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K & S Front/Rear Brake Caliper Seal Kit
$15.26

Part #: 1907922 Mfg Part #: 19-1005

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(3)

K & S Fuel Petcock Assembly for 1997-2026 Yamaha YZ Dirt Bikes
$42.26

Part #: 186903 Mfg Part #: 57-4003

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(9)

K & S Fuel Petcock Repair Kit
$20.66

Part #: 186334 Mfg Part #: 55-4001

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