Shield type
Rubber-Sealed (Off-Road)
Key features and intended use for this kit.
Rubber-Sealed (Off-Road)
Sealed against dirt & splash
Off-road / dirty conditions
Rubber-shielded bearings for land-based RC use where added protection from dust, dirt, sand, and mud is preferred.
Fits: Kyosho Turbo Optima Mid Special 1/10 Electric 4WD Buggy (30623)
OEM / model: 30623
In stock
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Match the RC model and OEM/model number below before ordering.
Review what is included, installation notes, shipping details, and complete kit information.
Kit Contents & Installation
Seat bearings fully and squarely. Do not force them into the housing or overtighten the hardware that retains them.
After dusty, muddy, or wet runs, clean the bearing exterior and dry it thoroughly.
Inspect the bearings for roughness, binding, noise, or excessive play before reuse; service or replace them as needed.
Details & Support
Over 99% positive over ~14,000 orders on eBay (last 12 months) — as of October 2025. View on eBay
Confirm the exact RC model and RC vehicle OEM/model number below before ordering.
Review these vehicle details to help confirm compatibility with your RC model.
Included bearing sizes for this Rubber-Sealed Bearing Kit:
Note: The specific bearing sizes will be listed soon. In the meantime, please contact us for detailed information about the sizes included in this kit. We're happy to assist you!
Only the bearings identified in the included-bearing-size list are part of this kit.
The RC vehicle and separately sold parts are not included unless specifically listed.
Rubber Shielded Bearing Kit Compatibility:
Quick Fit Summary:
Compatible Brand: Kyosho
Fit: Model-specific fitment for Kyosho Turbo Optima Mid Special.
Compatible RC Model/OEM Numbers: 30623
Scale: 1/10
Power Source / Fuel Type: Electric
Battery / Cell Count: Not currently verified
Drive Type: 4WD
Vehicle Type: Off-Road Racing Buggy
Chassis: Kyosho Turbo Optima Mid Special Chassis (30623)
Era: Next Gen Era (2020–Present)
OEM / Models: 30623
RC Model Terrain: Off-Road: Dirt, Clay & Vintage Buggy Tracks
This Kit Details:
SKU: kyo218r
MPN: kyo218r
Kit Type: Rubber Shielded Bearing Kit
Bearing Type: Rubber-Shielded Bearings (Off-Road / Sealed)
Sealed Bearings: Yes
Water/Dust Protection: Sealed protection against dirt, dust, and debris
Product Material: Carbon Chrome Steel Bearings
Product Color: Silver
OEM / Model Code / Alias Coverage:
30623
Model Family Coverage:
Optima, Optima Mid, Turbo Optima Mid Special, Vintage Series
Reference Date: 2025 Vintage Series re-release; original model released 1988
Product Benefits:
Reason to Purchase:
Rubber shielded bearings are the better choice for dusty, dirty, clay, outdoor, or debris-prone RC use because they add sealed protection compared with metal shielded bearings tuned for lower drag.
Bearing Size Details: Not currently verified.
Fitment Note:
Confirm your Kyosho model number matches the listed OEM/model code before ordering. These RCScrewZ kits are model-specific and are not universal hardware or bearing assortments.
Search-Friendly Notes:
Compatible with Kyosho Turbo Optima Mid Special 1/10 Electric 4WD Off-Road Racing Buggy.
Review the bearing-kit details below before ordering.
Vehicle versions, chassis revisions, and model-year configurations can differ.
Confirm fitment before purchase when your RC vehicle differs from the details shown above.
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These kits are verified for the same exact RC model and OEM/model number.