Honda motorcycle parts
Choose your model and year to see parts listed for your bike.
Choose your model and year to see parts listed for your bike.
1985 Honda CB700SC · Steering Nuts & Washer Buying guide
Start with the location in the steering assembly, then match its replacement reference. The washer and two nut types should not be treated as a single interchangeable hardware choice.
The top nut replaces 90304-425-000 and is sold individually. Its washer, replacing 90503-425-000, is also an individual product. Inspect both pieces and select the ones needing renewal rather than assuming a new nut arrives with the washer underneath it.
Honda’s CB700SC steering diagram separates the top-bridge hardware from the lock nut, tabbed lock washer and bearing-adjustment nut beneath it. Match the actual position before ordering 90302-425-830. The listed 90503-425-000 top-nut washer should not be assumed to supply the separate tabbed locking part.
The washer is separate and both items are sold individually. Check the condition of each before ordering the hardware needed for the steering-stem repair.
Do not treat them as interchangeable. Honda shows a separate tabbed lock washer below the top bridge, alongside the lock nut and bearing-adjustment nut. Identify the position and reference of the worn part before ordering the listed top-nut washer.
A nut is not a bearing repair. Honda calls for bearing and race inspection, and specifies replacing the bearing and its inner and outer races as a set when that replacement is needed. Confirm the cause of roughness before choosing hardware alone.
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