Compatible RC Parts for: Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)

Fits the Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990).

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Compatibility is verified using the exact model information shown here.

Verified Model Information

Brand
Kyosho
Exact model
Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)
OEM model
21990
Scale
1:8
Power/fuel type
Nitro & Glow Fuel
Vehicle type
Class 90 Nitro RC Helicopter
Chassis/platform
Kyosho Caliber 90 / V6 helicopter (21990)
Terrain
Aerial Use
Production era
Not currently verified

Pick Your Compatible Kit

Choose from the verified kit options available for this exact model:

Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)OEM model: 21990

STAINLESS RCScrewZ Stainless Steel Screw Kit kyo072 for Kyosho Caliber 90 / Caliber 90 V6 Nitro RC Helicopter (21990) | SET

Stainless Screw Kit

RCScrewZ Stainless Screw Kit

SKU: kyo072

Corrosion-resistant model-specific replacement hardware.

Choose this kit when you want stainless replacement screws for this exact model.

Pieces in kit: Piece count coming soon. Contact us for immediate details.

Verified fit for:

Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)

OEM model: 21990

$43.95$38.94

Available

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METAL RCScrewZ Metal Shielded Bearing Kit kyo072b for Kyosho Caliber 90 / Caliber 90 V6 Nitro RC Helicopter (21990) | SET

Metal-Shielded Bearing Kit

RCScrewZ Metal-Shielded Bearing Kit

SKU: kyo072b

Preferred for cleaner conditions and lower-drag priorities.

Choose this kit for cleaner running conditions and lower-drag priorities.

Pieces in kit: 24+ Pieces

Verified fit for:

Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)

OEM model: 21990

$89.95$85.97

Available

View Kit Details

All Compatible Products

The listings below show the same verified kit roles with current pricing and links to full product details.

Explore Other Kyosho Models

These links open other exact Kyosho Model Collections. Confirm your vehicle’s model or OEM number before choosing a kit.

MODEL-SPECIFIC HELP

Questions About This RC Model?

Answers for the verified kit options available for Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990). Confirm the OEM/model number before ordering.

How do I confirm these kits fit Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990)?
Confirm the OEM/model number 21990 on your RC helicopter, box, manual, or parts diagram. This Model Collection lists the verified RCScrewZ Stainless Screw Kit and Metal-Shielded Bearing Kit assigned to Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990). A similar model name, canopy style, rotor size, or helicopter platform, is not enough to confirm fitment.
What is included—and not included—in the Stainless Screw Kit?
The model-specific RCScrewZ Stainless Screw Kit includes the stainless screws selected for common assembly locations on Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990), plus matching nuts and washers where required, extra common sizes, Bondhus short-arm hex wrenches, and a reusable storage case. Exact counts and sizes vary by kit. It does not include electronics, shocks, motors, engines, bearings, or molded plastic parts.
What is included in the RCScrewZ Metal-Shielded Bearing Kit?
The model-specific RCScrewZ Metal-Shielded Bearing Kit contains the bearing sizes assigned to Kyosho Caliber 90 / Caliber 90 V6 Nitro Heli (21990), along with spare bearings and a reusable storage case. Depending on the model, the kit may include standard, flanged, one-way, or thrust bearings.Metal-Shielded bearings are suited to cleaner RC helicopter flying and maintenance conditions where lower seal drag is the priority.
How do RC Pro Club rewards work?
RC Pro Club is the J-M SUPPLIES RC Parts Store rewards program. Eligible purchases earn points that can be redeemed for available rewards under the current program terms. Rewards and redemption values can change, so review the RC Pro Club page for the latest details before ordering.

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