Fit the Yokomo Z4-413125A Aluminum Front Steering Hub Carrier to your YZ-4 series to tighten up steering precision. The 12.5 deg caster and bevelled black anodized finish combine durability with tidy track-side looks.
The Yokomo Z4-413125A suits YZ-4 models such as B-YZ4SF, B-YZ4SF2-1, MOR-010 and MOR-020. Its strong aluminum construction helps maintain steering consistency and reduces component fatigue during repeated competitive sessions.
A practical upgrade for tuners who expect durable steering parts and clearer handling feedback at the track.
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