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Representative image of an RCScrewZ rubber-sealed bearing kit for Losi 810 1/8 Nitro 4WD Buggy (LOSB0021); exact bearing sizes and quantities vary by RC model.
Upgrade Your RC Car with Rubber Shielded Bearings for Losi 810 Buggy | los055r - High Performance Upgrade | Durable & Reliable - by J-M SUPPLIES
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Infographic: 'Choose Wisely for Your Need for Speed' – Highlights Metal Shielded Bearings as the top choice for unbeatable on-road RC car performance - los055r
Infographic: 'Choose Wisely for Off-Road Adventuring' – Recommends Rubber Sealed Bearings for maximum protection and enhanced off-road performance in RC vehicles - los055r
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Infographic: 'Need Bearings? How to Check Your RC's Bearings for Replacement' – Instructions to remove, clean, and inspect bearings for gritty texture or improper movement, indicating the need for replacement - los055r
Step-by-Step Guide: Checking RC Bearings. 2. Assess if bearings feel gritty or aren't spinning freely. 3. Non-free spinning bearings impair RC performance. 4. Bearings not spinning freely may need replacement - los055r
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Infographic reminder: Refer to the item description for more detailed information about the product - los055r
Infographic reminder: Refer to the item description for more detailed information about the product - los055r
Notice: Check the product description for detailed information on the specific bearing sizes included in this bearing kit - los055r

Why Choose This Kit

Key features and intended use for this kit.

Shield type

Rubber-Sealed (Off-Road)

Protection focus

Sealed against dirt & splash

Best suited for

Off-road / dirty conditions

Rubber-Shielded Bearings

RCScrewZ Rubber Shielded Bearing Kit los055r for Losi 810 RTR 1/8 Nitro 4WD Off-Road Buggy (LOSB0021) | SET

RCScrewZSKU: los055r

Rubber-shielded bearings for land-based RC use where added protection from dust, dirt, sand, and mud is preferred.

Fits: Losi 810 1/8 Nitro 4WD Buggy (LOSB0021)
OEM / model: LOSB0021

US
Regular price
$53.67
Sale price
$53.67
Regular price
$59.95

In stock

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Confirm this kit fits your RCMatch the RC model and OEM/model number shown above to your vehicle.

Exact model check

Confirm This Fits Your RC

Match the RC model and OEM/model number below before ordering.

RC model
Losi 810 1/8 Nitro 4WD Buggy (LOSB0021)
OEM / model number
LOSB0021
Kit type
Rubber-Shielded Bearing Kit β€” Sealed for Off-Road Protection
Scale
1:8
Power
Nitro & Glow Fuel
View all verified kits for this model β†’
More compatibility details
RC brand
Losi
Vehicle class
Land
Kit SKU
los055r
Model series
810, 810 Buggy
Product information

Everything You Need Before Ordering

Review what is included, installation notes, shipping details, and complete kit information.

Kit Contents & Installation

What’s Included Model-specific bearing kit; review the listed sizes and quantities.
  • Model-specific bearing kit
  • Quantities and any spare bearings are included only when specifically confirmed in the product details.
  • Review the product-specific bearing sizes and styles below or in the full description.
Installation & Model NotesInstallation, cleaning, inspection, and model-specific guidance.

Seat bearings fully and squarely. Do not force them into the housing or overtighten the hardware that retains them.

After use, clean the bearing exterior and dry it thoroughly. Inspect and service as needed.

Inspect the bearings for roughness, binding, noise, or excessive play before reuse; service or replace them as needed.

Details & Support

Kit Details Rubber-sealed protection against dirt, dust, and debris.
Seal Type
Rubber-Sealed Bearings
Protection Priority
Sealed protection against dirt, dust, and debris
Best For
Off-road, dusty, or dirty conditions where debris protection is the priority
Performance Tradeoff
Protection is prioritized over the lowest possible drag
Not Ideal For
Clean, dry on-road or prepared-surface use when lower drag is the priority
Prefer Metal-Shielded?
Choose Metal-Shielded bearings for cleaner on-road or prepared surfaces when lower drag is the priority.
Shipping & Returns Handling time, current delivery estimate, and return policy.
Free shipping on all U.S. orders (USPS Priority Mail).
Ships within 1–2 business days (Mon–Fri); some Saturday shipments by 12:00 PM ET.
Most orders ship from Canton, MI 48187. APO/FPO/DPO & PO Boxes welcome.
Priority Mail typically delivers in 2–3 business days (estimates; not guaranteed).
Easy 30-day returns with prepaid USPS label; refunds issued within 3 business days after the return is received.

Over 99% positive over ~14,000 orders on eBay (last 12 months) β€” as of October 2025. View on eBay

Full Product Description Read the complete product specifications and details.

Exact RC Model Fitment

Confirm the exact RC model and RC vehicle OEM/model number below before ordering.

Compatible RC Model
Losi 810 1/8 Nitro 4WD Buggy (LOSB0021)
Compatible RC Brand
Losi
RC Vehicle OEM / Model Number(s)
LOSB0021
RCScrewZ Kit Part Number
los055r

Vehicle Compatibility Details

Review these vehicle details to help confirm compatibility with your RC model.

RC Vehicle OEM / Model Number(s)
LOSB0021
RC Chassis Compatibility
Losi 810 4WD Nitro Buggy Chassis (LOSB0021)
Compatible Vehicle Type
1/8 Nitro 4WD Off-Road Buggy
Terrain Compatibility
Compatible Scale
1:8
Compatible Fuel Type
Nitro & Glow Fuel

What Is Included

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!

What Is Not Included

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.

Installation & Model Notes

Rubber Shielded Bearing Kit Compatibility:

Quick Fit Summary:

  • Compatible Brand: Losi

  • Fit: Model-specific fitment for Losi 810 RTR

  • Compatible RC Model/OEM Numbers: LOSB0021

  • Scale: 1/8

  • Power Source / Fuel Type: Nitro

  • Battery / Cell Count: Not applicable

  • Drive Type: 4WD

  • Vehicle Type: Off-Road Buggy

  • Chassis: Losi 810 4WD Nitro Buggy Chassis (LOSB0021)

  • Era: Contemporary Era (2010-2019)

  • OEM / Models: LOSB0021

  • RC Model Terrain: Off-Road: Track, Dirt & Bashing

This Kit Details:

  • SKU: los055r

  • MPN: los055r

  • Kit Type: Rubber Shielded Bearing Kit

  • Bearing Type: Rubber-Shielded (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

Bearing Size Details: Not currently verified.

OEM / Model Code / Alias Coverage: LOSB0021.

Model Family Coverage: 810, 810 Buggy.

Product Benefits: Sealed bearing protection for off-road, dusty, dirty, outdoor, bashing, racing, and debris-prone RC use.

Reason to Purchase: Choose rubber shielded bearings when sealed dirt, dust, and debris protection matters more than the lowest rolling drag.

Fitment Note: Confirm your vehicle is the Losi 810 RTR with OEM/model code LOSB0021 before ordering.

Reference Date: Official compliance date Aug 23, 2010.

Search-Friendly Notes: Losi parts, Losi screw kit, Losi bearing kit, losi 810 buggy, RC rebuild, upgrade, and maintenance.

Rubber-Sealed Bearing Kit Details

Review the bearing-kit details below before ordering.

RCScrewZ Kit Part Number
los055r
Product Brand
RCScrewZ
Shielding Type
Rubber-Sealed (Off-Road)
Sealed Bearing Status
Yes
Bearing Material
Dust-Resistant Carbon Chrome
Approximate Piece Count
Color
Silver

Before Ordering

  • Confirm your exact RC model, RC brand, and OEM/model number whenever possible.
  • Review the included-bearing-size list before purchase.
  • Read the installation and model notes before disassembly or installation.

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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Metal-Shielded Bearing Kit

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Fits: Losi 810 1/8 Nitro 4WD Buggy (LOSB0021)
$53.67