As the leading manufacturer of forged two-stroke pistons, Wiseco knows top end bearings are crucial to your top end rebuild. Wiseco two-stroke top end bearings are manufactured by leading bearing suppliers and inspected for quality.
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 1980-1981 |
Kawasaki |
KDX175 |
Base |
| 1978-1981 |
Kawasaki |
KX125 |
Base |
| 1999 |
Polaris |
340 |
Base |
| 2003-2006 |
Polaris |
340 Classic |
Base |
| 2004 |
Polaris |
340 INDY |
Base |
| 2008 |
Polaris |
340 Transport |
Base |
| 1991-1998 |
Polaris |
Lite |
Base |
| 1998 |
Polaris |
Lite Touring |
Base |
| 1988-1990,1995-1996 |
Polaris |
Sport |
Base |
| 1986-1987 |
Polaris |
Sprint |
Base |
| 1972 |
Yamaha |
AT2 |
Base |
| 1973 |
Yamaha |
AT3 |
Base |
| 1974-1981 |
Yamaha |
DT125 |
Base |
| 1980-1981 |
Yamaha |
IT125 |
Base |
| 1974-1976 |
Yamaha |
MX125 |
Base |
| 1980-1985 |
Yamaha |
YT125 Tri-Moto |
Base |
| 1976-1983 |
Yamaha |
YZ100 |
Base |
| 1976-1996 |
Yamaha |
YZ125 |
Base |
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Price Match Guarantee:
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Fitment Guarantee:
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Avoid the headache of the wrong part. If you are unsure about compatibility, contact us first. If we verify the fitment for your vehicle via email and it doesn’t fit, we will handle the exchange at no cost to you.
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Secure Shipping:
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Exclusions:
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To ensure every customer receives brand new, untampered components, parts that have been installed, modified, or used are non returnable. Custom builds, special orders, and wheel/tire packages are considered final sale.
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Fitment Guarantee
Fitment guides and tools are helpful, but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double check for you. We take the guesswork out of your purchase by standing behind our expertise.
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Verify Your Build:
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Our Promise:
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When we confirm a fitment in writing and it doesn’t work for your application, we cover the return shipping and exchange it at no cost to you.
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