Exterior Components› Windshield Wipers and Washers

Oregon Tool

KNOB BUMP FOR 559059

$32.70

SKU: O02Y 55-524

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item

Description

The Oregon Tool 55-524 is a bump knob designed for use with the Oregon 55-990 trimmer head. It is a durable replacement part manufactured to meet or exceed OEM standards. This part has a volume of 38.08 cubic inches and is sold individually.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandOregon Tool
Part NumberO02Y 55-524

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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