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Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.
Representative image of an RCScrewZ metal-shielded bearing kit for Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279); exact bearing sizes and quantities vary by RC model.

RCScrewZ Metal Shielded Bearing Kit kyo122b for Kyosho Inferno MP7.5 Sports 4 Readyset GP 1/8 Nitro 4WD Off-Road Buggy (31279) | RCX

RCScrewZ

SKU: kyo122b

Regular price
$53.67
Sale price
$53.67
Regular price
$59.95
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Quick snapshot of availability, estimated delivery, and our shipping/returns.

Available Quantity: 100

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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.

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This page shows the Metal-Shielded Bearing Kit for this RC model — view all compatible Screw and Bearing kits for this RC model by clicking this link:

Kyosho Inferno MP7.5 Sports 4 Readyset GP 1/8 Buggy (31279) — Compatible Kits by RCScrewZ (Screws & Bearings)

Pro tip: Most builders grab a Stainless Screw Kit and a Bearing Kit for this RC model so everything wears evenly.

Quick Fit Summary
  • Compatible Brand: Kyosho
  • RC Model: Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279)
  • Scale: 1:8
  • Power Source / Fuel Type: Nitro & Glow Fuel
  • Chassis: Kyosho Inferno MP7.5 Sports 4 Chassis (31279)
  • Era: Modern Transition (2000-2009)
  • OEM / Models: 31279
Quick Fit Summary — Full Details

Quick Fit Summary

Key fit details for your RC model, plus what’s in this kit.

RC Model Fit & Specs

  • Compatible Brand: Kyosho
  • Fit: Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279)
  • Compatible RC Model Numbers: 31279
  • Scale: 1:8
  • Power Source / Fuel Type: Nitro & Glow Fuel
  • Vehicle Type: 1/8 Nitro 4WD Off-Road Buggy
  • Chassis: Kyosho Inferno MP7.5 Sports 4 Chassis (31279)
  • Era: Modern Transition (2000-2009)
  • RC Model Terrain: Off-Road: Dirt, Clay & Racing Track

This Kit Details

  • SKU: kyo122b
  • MPN: kyo122b
  • Product: Performance RC Bearing Rebuild Kit
  • Bearing Type: Metal-Shielded (On-Road)
  • Sealed Bearings: No
  • Water/Dust Protection: Low-drag, not sealed
  • Product Material: Carbon Chrome Bearings
  • Product Color: Silver
  • Bearing Sizes Included: 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!
  • Tips: Seat fully · Do not over-tighten · After cleaning: add light oil
  • Install: ≈60 min; recheck torque after first run
  • Country of Origin: United States
Full Product Description

Exact RC Model Fitment

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

Compatible RC Model
Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279)
Compatible RC Brand
Kyosho
RC Vehicle OEM / Model Number(s)
31279
RCScrewZ Kit Part Number
kyo122b

Vehicle Compatibility Details

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

RC Vehicle OEM / Model Number(s)
31279
RC Chassis Compatibility
Kyosho Inferno MP7.5 Sports 4 Chassis (31279)
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 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: Kyosho

  • Fit: Model-specific fitment for Kyosho Inferno MP7.5 Sports 4 Readyset GP 1/8 Nitro 4WD Off-Road Buggy.

  • Compatible RC Model/OEM Numbers: 31279

  • Scale: 1/8

  • Power Source / Fuel Type: Nitro / GP

  • Battery / Cell Count: Not applicable

  • Drive Type: 4WD

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

  • Chassis: Kyosho Inferno MP7.5 Sports 4 Chassis (31279)

  • Era: Modern Transition (2000-2009)

  • OEM / Models: 31279

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

This Kit Details:

  • SKU: kyo122b

  • MPN: kyo122b

  • Kit Type: Metal Shielded Bearing Kit

  • Bearing Type: Metal-Shielded Bearings (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: 31279

Model Family Coverage: Inferno, Inferno MP7.5, MP7.5 Sports 4

Product Benefits:

  • Metal shielded bearings are built for low-drag rolling performance and a smooth drivetrain feel.
  • Best for clean on-road, display, light-duty, or race-prep conditions where lower friction is preferred over maximum contamination protection.
  • Seat bearings fully and avoid over-tightening around bearing-supported parts.

Fitment Note: This kit is intended only for the Kyosho model family and OEM/model codes listed here. Match your chassis and model number before ordering.

Search-Friendly Notes: Compatible Kyosho RC maintenance parts for Kyosho Inferno MP7.5 Sports 4 Readyset GP screw kit and bearings.

Metal-Shielded Bearing Kit Details

Review the bearing-kit details below before ordering.

RCScrewZ Kit Part Number
kyo122b
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.

Fits: Kyosho Inferno MP7.5 Sports 4 1/8 Nitro 4WD Buggy (31279)
$53.67

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