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Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP9 TKI4 1/8 Nitro 4WD Buggy (33001B); exact bearing sizes and quantities vary by RC model.
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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 - kyo175b
Infographic: 'Choose Wisely for Off-Road Adventuring' – Recommends Rubber Sealed Bearings for maximum protection and enhanced off-road performance in RC vehicles - kyo175b
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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 - kyo175b
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 - kyo175b
RCScrewZ and J-M SUPPLIES offer high-quality RC bearing kits, available as metal shielded or rubber sealed options, suitable for diverse RC needs - kyo175b
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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 - kyo175b
Infographic reminder: Refer to the item description for more detailed information about the product - kyo175b
Infographic reminder: Refer to the item description for more detailed information about the product - kyo175b
Notice: Check the product description for detailed information on the specific bearing sizes included in this bearing kit - kyo175b

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 kyo175b for Kyosho Inferno MP9 TKI4 1/8 Nitro GP 4WD Off-Road Competition Buggy (33001B) | SET

RCScrewZSKU: kyo175b

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

Fits: Kyosho Inferno MP9 TKI4 1/8 Nitro 4WD Buggy (33001B)
OEM / model: 33001B

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
Kyosho Inferno MP9 TKI4 1/8 Nitro 4WD Buggy (33001B)
OEM / model number
33001B
Kit type
Metal-Shielded Bearing Kit — Low-Drag for Cleaner Running
Scale
1:8
Power
Nitro & Glow Fuel
View all verified kits for this model →
More compatibility details
RC brand
Kyosho
Vehicle class
Land
Kit SKU
kyo175b
Model series
Inferno, Inferno MP9, MP9 TKI4
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 listed below for 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

Included bearing sizes for this kit:

  • 5x11x4mm bearings
  • 6x10x3mm bearings
  • 8x16x5mm 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
Kyosho Inferno MP9 TKI4 1/8 Nitro 4WD Buggy (33001B)
Compatible RC Brand
Kyosho
RC Vehicle OEM / Model Number(s)
33001B
RCScrewZ Kit Part Number
kyo175b

Vehicle Compatibility Details

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

RC Vehicle OEM / Model Number(s)
33001B
RC Chassis Compatibility
Kyosho Inferno MP9 TKI4 Buggy Chassis (33001B)
Compatible Vehicle Type
1/8 Nitro GP 4WD Off-Road Competition Buggy
Terrain Compatibility
Compatible Scale
1:8
Compatible Fuel Type
Nitro & Glow Fuel

What Is Included

Included bearing sizes for this Metal-Shielded Bearing Kit:

  • 5x11x4mm bearings
  • 6x10x3mm bearings
  • 8x16x5mm bearings

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: Kyosho

  • Fit: Model-specific fitment for Kyosho Inferno MP9 TKI4, OEM model 33001B.

  • Compatible RC Model/OEM Numbers: 33001B

  • Scale: 1/8

  • Power Source / Fuel Type: Nitro GP

  • Battery / Cell Count: Not applicable

  • Drive Type: 4WD

  • Vehicle Type: 1/8 Nitro GP 4WD Off-Road Competition Buggy

  • Chassis: Kyosho Inferno MP9 TKI4 Buggy Chassis (33001B)

  • Era: Contemporary Era (2010-2019)

  • OEM / Models: 33001B

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

This Kit Details:

  • SKU: kyo175b

  • MPN: kyo175b

  • Kit Type: Metal Shielded Bearing Kit

  • Bearing Type: Metal-Shielded Bearings (On-Road / Low-Drag)

  • Sealed Bearings: No

  • Water/Dust Protection: Low-drag shields, not sealed

  • Product Material: Carbon Chrome Steel Bearings

  • Product Color: Silver

Bearing Size Details:

  • 5x11x4mm bearings
  • 6x10x3mm bearings
  • 8x16x5mm bearings

OEM / Model Code / Alias Coverage:

33001B

Model Family Coverage:

Inferno, Inferno MP9, MP9 TKI4

Product Benefits:

  • Metal shielded bearings are a low-drag choice for clean running, display builds, on-road use, or buyers prioritizing smooth rotation.
  • Best for cleaner conditions where reduced rolling resistance matters more than maximum contamination protection.

Fitment Note:

Confirm your Kyosho model number matches 33001B before ordering. This kit is model-specific and is not intended as a universal hardware or bearing assortment.

Search-Friendly Notes:

Designed for Kyosho Inferno MP9 TKI4 owners searching by model name, chassis family, or OEM number 33001B.

Metal-Shielded Bearing Kit Details

Review the bearing-kit details below before ordering.

RCScrewZ Kit Part Number
kyo175b
Product Brand
RCScrewZ
Shielding Type
Metal-Shielded (On-Road)
Sealed Bearing Status
No
Bearing Material
Carbon Chrome Bearings
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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Rubber-Sealed Bearing Kit

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Fits: Kyosho Inferno MP9 TKI4 1/8 Nitro 4WD Buggy (33001B)
$53.67