What is the main function of a main bearing?

Main bearings are essential for supporting the crankshaft within the engine block. They allow the crankshaft to rotate smoothly while handling the immense forces generated during combustion, ensuring efficient engine operation.

Where are these Wiseco main bearings manufactured?

Wiseco main bearings are manufactured by many of the same suppliers that produce parts for original equipment manufacturers (OEMs), including leading Japanese manufacturers.

What does it mean that the bearings are inspected for accuracy, function, and cleanliness?

This inspection process ensures that each bearing meets precise specifications for its dimensions and performance. It also confirms the bearing is free from debris, which is crucial for proper lubrication and preventing premature wear in your engine.

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Specifications

Brand: Wiseco
Part #: B5039
UPC: 193564103963

Wiseco 30 x 62 x 16mm Main Bearing

Name: Wiseco 30 x 62 x 16mm Main Bearing
Brand: Wiseco
Price: 83.37 USD
Availability: InStock

$83.37

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Wiseco 30 x 62 x 16mm Main Bearing. Manufactured by OEM suppliers for reliable engine service.

Key Features

Fits a range of KTM motorcycle models from 1998-2016.
Main bearing dimensions are 30mm inner diameter, 62mm outer diameter, and 16mm width.
Manufactured by the same suppliers that produce parts for OEMs.
Each bearing is inspected for accuracy, function, and cleanliness.
Precision machined and finished with high-quality materials.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

Wiseco is known for making performance engine parts, and their main bearings are built with that same attention to detail. This 30 x 62 x 16mm main bearing is designed to keep your engine running smoothly and reliably. It's a critical component for supporting the crankshaft and ensuring proper engine operation.

These bearings are made by many of the same suppliers that provide parts to original equipment manufacturers, including leading Japanese companies. Each bearing is carefully inspected for accuracy, function, and cleanliness to ensure it performs efficiently. This means you're getting a well-built part that's ready to go to work in a wide range of KTM motorcycles, like the 125 EXC, 200 SX, and 525 SX models.