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Representative image of an RCScrewZ metal-shielded bearing kit for HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601); exact bearing sizes and quantities vary by RC model.
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Infographic: 'Choose Wisely for Off-Road Adventuring' – Recommends Rubber Sealed Bearings for maximum protection and enhanced off-road performance in RC vehicles -
Infographic: 'Choose Wisely for Your Need for Speed' – Highlights Metal Shielded Bearings as the top choice for unbeatable on-road RC car performance - hpi078b
Infographic: 'Choose Wisely for Off-Road Adventuring' – Recommends Rubber Sealed Bearings for maximum protection and enhanced off-road performance in RC vehicles - hpi078b
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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 - hpi078b
RCScrewZ and J-M SUPPLIES offer high-quality RC bearing kits, available as metal shielded or rubber sealed options, suitable for diverse RC needs - hpi078b
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Infographic reminder: Refer to the item description for more detailed information about the product - hpi078b
Infographic reminder: Refer to the item description for more detailed information about the product - hpi078b
Notice: Check the product description for detailed information on the specific bearing sizes included in this bearing kit - hpi078b

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 hpi078b for HPI Racing Savage XL 5.9 K5.9 RTR 2.4GHz 1/8 Nitro 4WD Monster Truck (#112601, HPI112601) | SET

RCScrewZSKU: hpi078b

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

Fits: HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601)
OEM / model: 112601, HPI112601

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
HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601)
OEM / model number
112601, HPI112601
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
HPI Racing
Terrain
Off-road
Vehicle class
Land
Kit SKU
hpi078b
Model series
Savage XL, Savage XL 5.9
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.
  • Bearing sizes listed below for this model-specific 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.

Included bearing sizes for this kit:

  • 5x10x4mm bearings
  • 6x10x3mm flanged bearings
  • 6x13x5mm bearings
  • 8x16x5mm bearings
  • 10x16x5mm 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 when protection against dirt, dust, and debris matters more than the lowest possible drag.
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
HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601)
Compatible RC Brand
HPI Racing
RC Vehicle OEM / Model Number(s)
112601, HPI112601
RCScrewZ Kit Part Number
hpi078b

Vehicle Compatibility Details

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

RC Vehicle OEM / Model Number(s)
112601, HPI112601
RC Chassis Compatibility
Not currently verified.
Compatible Vehicle Type
1/8 Nitro 4WD Monster Truck
Terrain Compatibility
Off-road
Compatible Scale
1:8
Compatible Fuel Type
Nitro & Glow Fuel

What Is Included

Included bearing sizes for this Metal-Shielded Bearing Kit:

  • 5x10x4mm bearings
  • 6x10x3mm flanged bearings
  • 6x13x5mm bearings
  • 8x16x5mm bearings
  • 10x16x5mm 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

Compatibility Title: HPI Racing Savage XL 5.9 K5.9 RTR Metal-Shielded Bearings Compatibility

Quick Fit Summary:

  • Compatible Brand: HPI Racing
  • Fit: Model-specific for the listed RC model/platform: Savage XL 5.9 K5.9 RTR
  • Compatible RC Model/OEM Numbers: 112601, HPI112601
  • Scale: 1/8
  • Power Source / Fuel Type: Nitro
  • Battery / Cell Count: Not applicable.
  • Drive Type: 4WD
  • Vehicle Type: Monster Truck
  • Chassis: Not currently verified.
  • Era: Not currently verified.
  • OEM / Models: 112601, HPI112601
  • RC Model Terrain: Off-Road
  • Terrain Compatibility: Off-Road
  • Release / Catalog Date: Not currently verified.

OEM Alias Coverage: 112601, HPI112601

Model Family Coverage: HPI Savage XL 5.9 K5.9 RTR / 2.4GHz; exact OEM 112601.

Version Check: HPI used the Savage XL 5.9 name on multiple vehicles. This kit is for OEM 112601, the K5.9 RTR version. The later GTXL-6 / F5.9 vehicle is OEM 160102 and uses the hpi099 RCScrewZ family. Confirm the HPI model number before ordering.

This Kit Details:

  • SKU: hpi078b
  • MPN: hpi078b
  • Bearing Type: Metal-Shielded Bearings (Low-Drag / Clean-Dry Conditions)
  • Bearing Sizes Included: 5x10x4mm, 6x10x3mm flanged, 6x13x5mm, 8x16x5mm, 10x16x5mm bearings
  • Sealed Bearings: No
  • Water/Dust Protection: Low-drag, not sealed
  • Product Material: Carbon Chrome Steel Bearings
  • Product Color: Silver
  • Product Benefits: Reduced friction, low-drag performance, and smooth rolling for clean, dry, low-debris RC drivetrain conditions.
  • Fitment Note: Match each included bearing size to the removed factory bearing and confirm smooth rotation before final assembly.

Metal-Shielded Bearing Kit Details

Review the bearing-kit details below before ordering.

RCScrewZ Kit Part Number
hpi078b
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

For HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601) OEM/model: 112601, HPI112601
Current price: $53.67 Compare-at price: $59.95 Save $6.28 In stock View Rubber-Sealed Kit
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Fits: HPI Savage XL 5.9 K5.9 RTR 1/8 Nitro 4WD MT (112601)
$53.67