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Representative image of an RCScrewZ metal-shielded bearing kit for Losi Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215); exact bearing sizes and quantities vary by RC model.

Upgrade Your RC Car with Metal Shielded Bearings for Losi Mini LST | los021b - High Performance Upgrade | Durable & Reliable - by J-M SUPPLIES

Infographic: 'Choose Wisely for Your Need for Speed' – Highlights Metal Shielded Bearings as the top choice for unbeatable on-road RC car performance -

Infographic: 'Choose Wisely for Off-Road Adventuring' – Recommends Rubber Sealed Bearings for maximum protection and enhanced off-road performance in RC vehicles -

Infographic: 'What Matters Most to You? Performance on the Streets or Durability in the Dirt?' – Guides on selecting bearings to match your RC lifestyle, highlighting the importance of choosing based on whether your focus is speed on paved roads or resilience in off-road conditions - los021b

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 - los021b

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 - los021b

RCScrewZ and J-M SUPPLIES offer high-quality RC bearing kits, available as metal shielded or rubber sealed options, suitable for diverse RC needs - los021b

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Infographic on RCScrewZ Bearing Kits: Highlights features of both metal and rubber shielded bearing kits, detailing high-quality components suitable for various RC models. Covers standard, flanged, one-way, and thrust bearings included in kits, with extra spares. Explains the shielding and performance benefits of each type, tailored for specific RC model needs - los021b

Infographic reminder: Refer to the item description for more detailed information about the product - los021b

Notice: Check the product description for detailed information on the specific bearing sizes included in this bearing kit - los021b

Why Choose This Kit

Key features and intended use for this kit.

Shield type

Metal-Shielded (On-Road)

Performance focus

Low-drag, not sealed

Best suited for

Cleaner on-road / prepared surfaces

Metal-Shielded Bearings

RCScrewZ Metal Shielded Bearing Kit los021b for Losi Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215) | SET

Name: RCScrewZ Metal Shielded Bearing Kit los021b for Losi Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215) | SET
Brand: RCScrewZ
SKU: los021b
Price: 53.67 USD
Availability: InStock

RCScrewZSKU: los021b

Model-specific metal-shielded bearings for smooth, low-drag operation on cleaner on-road or prepared surfaces.

Fits: Losi Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215)
OEM / model: LOSB0215

Regular price: $53.67
Sale price: $53.67
Regular price: ~~$59.95~~
Unit price: per

In stock

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

RC model: Losi Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215)
OEM / model number: LOSB0215

Kit type: Metal-Shielded Bearing Kit — Low-Drag for Cleaner Running
Scale: 1:18
Power: Electric

View all verified kits for this model →

More compatibility details

RC brand: Losi
Vehicle class: Land
Kit SKU: los021b
Model series: Mini LST

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 set with one spare of each included size.

All bearing sizes assigned to this model-specific kit
One spare of each included size
Bearing styles vary by RC model and may include standard, flanged, one-way, or thrust bearings

Installation & Model NotesImportant instructions and model-specific guidance.

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

Keep metal-shielded bearings clean and dry.

After cleaning and drying, apply a small amount of light bearing oil.

Details & Support

Kit Details Lower-drag metal shields for clean, dry running conditions.

Shield Type: Metal-Shielded Bearings
Performance Priority: Lower drag
Protection: Not sealed; best kept clean and dry
Best For: Cleaner on-road or prepared surfaces when lower drag is the priority
Not Ideal For: Dust, dirt, sand, mud, water, or frequent wet-condition use
Prefer Rubber-Sealed?: Choose Rubber-Sealed bearings for off-road use, dust, dirt, sand, mud, water exposure, or lower-maintenance protection.

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) — 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 Mini LST 1/18 Electric 4WD Mini Monster Truck (LOSB0215)
Compatible RC Brand: Losi
RC Vehicle OEM / Model Number(s): LOSB0215
RCScrewZ Kit Part Number: los021b

Vehicle Compatibility Details

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

RC Vehicle OEM / Model Number(s): LOSB0215
RC Chassis Compatibility: Losi Mini LST Double Deck Alloy Chassis
Compatible Vehicle Type: 1/18 Electric 4WD Mini Monster Truck
Terrain Compatibility
Compatible Scale: 1:18
Compatible Fuel Type: Electric

What Is Included

Included bearing sizes for this Metal-Shielded 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

Metal Shielded Bearing Kit Compatibility:

Quick Fit Summary:

Compatible Brand: Losi
Fit: Model-specific fitment for Losi Mini LST
Compatible RC Model/OEM Numbers: LOSB0215
Scale: 1/18
Power Source / Fuel Type: Electric
Battery / Cell Count: Not currently verified.
Drive Type: 4WD
Vehicle Type: Mini Monster Truck
Chassis: Losi Mini LST Double Deck Alloy Chassis
Era: Modern Transition (2000-2009)
OEM / Models: LOSB0215
RC Model Terrain: Off-Road: Dirt, Grass, Gravel & Bashing

This Kit Details:

SKU: los021b
MPN: los021b
Kit Type: Metal Shielded Bearing Kit
Bearing Type: Metal-Shielded (On-Road / Low-Drag)
Sealed Bearings: No
Water/Dust Protection: Low-drag, not sealed
Product Material: Carbon Chrome Steel Bearings
Product Color: Silver

Bearing Size Details: Not currently verified.

OEM / Model Code / Alias Coverage: LOSB0215

Model Family Coverage: Mini LST

Product Benefits:

Metal shielded bearings reduce friction for smooth, low-drag drivetrain performance.
Best for clean, dry, low-debris running, race prep, bench rebuilds, display builds, or controlled conditions.
Choose metal shielded bearings when the lowest practical rolling drag matters more than sealed contamination protection.

Fitment Note: Designed for the Losi Mini LST listed above. Verify your exact model name and OEM/model code before ordering.

Search-Friendly Notes: Useful for Losi parts searches including losi screw kit, losi bearing kit, team losi parts, vintage team losi, and mini lst rebuild hardware.

Release Date: 2005 Release