Corrosion resistance
Rust-resistant stainless steel
Key features and intended use for this kit.
Rust-resistant stainless steel
A2-70/A4-80 Stainless Steel
Model-specific maintenance & rebuilds
Model-specific stainless hardware for maintaining, repairing, and rebuilding this RC vehicle.
Fits: Kyosho Scorpion XXL Nitro 1/7 GP 2WD Buggy (31873)
OEM / model: 31873
In stock
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Match the RC model and OEM/model number below before ordering.
Review what is included, installation notes, shipping details, and complete kit information.
Kit Contents & Installation
Start threads by hand and seat screws fully to help prevent cross-threading.
Use blue threadlocker only on metal-to-metal threads; do not apply threadlocker to plastic.
After the first runs, inspect the hardware and retorque lightly as needed.
Details & Support
Over 99% positive over ~14,000 orders on eBay (last 12 months) — as of October 2025. View on eBay
Compatible RC Model:
Kyosho Scorpion XXL Nitro 1/7 GP 2WD Buggy (31873)
Compatible RC Brand:
Kyosho
RC Vehicle OEM / Model Number(s):
31873
RCScrewZ Kit Part Number:
kyo146
This model-specific stainless screw kit includes hardware for the verified RC chassis. Exact sizes, quantities, and screw styles vary by model.
This kit does not include items that require a different fitment, material, or hardware design:
Stainless Steel Screw Kit Compatibility:
Quick Fit Summary:
Compatible Brand: Kyosho
Fit: Model-specific fitment for Kyosho Scorpion XXL Nitro 1/7 Nitro GP 2WD Off-Road Buggy.
Compatible RC Model/OEM Numbers: 31873
Scale: 1/7
Power Source / Fuel Type: Nitro GP
Battery / Cell Count: Not applicable
Drive Type: 2WD
Vehicle Type: 1/7 Nitro GP 2WD Off-Road Buggy
Chassis: Kyosho Scorpion XXL GP Buggy Chassis (31873)
Era: Contemporary Era (2010-2019)
OEM / Models: 31873
RC Model Terrain: Off-Road: Dirt, Grass & Open Terrain
This Kit Details:
SKU: kyo146
MPN: kyo146
Kit Type: Stainless Steel Screw Kit
Screw Kit Piece Count: Not currently verified.
Product Material: A2-70/A4-80 stainless steel hardware
Product Color: Silver
OEM / Model Code / Alias Coverage:
Verified OEM / Model Codes: 31873
Model Family Coverage: Kyosho Scorpion XXL Nitro
Product Benefits:
Fitment Note:
Search-Friendly Notes:
Confirm your exact RC model, chassis configuration, and vehicle OEM/model number where applicable before ordering.
Do not assume fitment for custom conversions, mixed-chassis builds, modified vehicles, or unverified model variations.
Contact J-M SUPPLIES RC Parts Store before ordering when your vehicle does not match the compatibility details shown above.
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These kits are verified for the same exact RC model and OEM/model number.