Corrosion resistance
Rust-resistant Stainless Steel
Key features and intended use for this kit.
Rust-resistant Stainless Steel
A2-70/A4-80 Stainless
Model-specific maintenance & rebuilds
Model-specific stainless hardware for maintaining, repairing, and rebuilding this RC vehicle.
Fits: Tamiya TRF421 1/10 Electric 4WD Touring (42384)
OEM / model: 42384
In stock
Confirm this kit fits your RCMatch the RC model and OEM/model number shown above to your vehicle.
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:
Tamiya TRF421 1/10 Electric 4WD Touring (42384)
Compatible RC Brand:
Tamiya
RC Vehicle OEM / Model Number(s):
42384
RCScrewZ Kit Part Number:
tam273
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: Tamiya
Fit: Model-specific fitment for Tamiya TRF421
Compatible RC Model/OEM Numbers: 42384
Scale: 1/10
Power Source / Fuel Type: Electric
Battery / Cell Count: Not currently verified.
Drive Type: 4WD
Vehicle Type: 1/10 Electric 4WD On-Road Touring Car Chassis Kit
Chassis: Tamiya TRF421 Chassis (42384)
Era: Next Gen Era (2020–Present)
OEM / Models: 42384
RC Model Terrain: On-Road: Carpet, Asphalt & Touring Car Tracks
This Kit Details:
SKU: tam273
MPN: tam273
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: 42384
Model Family Coverage: TRF421
Product Benefits: Corrosion-resistant A2-70/A4-80 stainless hardware supports durable long-term maintenance and clean model-specific rebuilds.
Fitment Note: Match your model number to 42384 before ordering.
Search-Friendly Notes: Tamiya TRF421 screw kit, Tamiya TRF421 bearings, and Tamiya TRF421 upgrades.
Release Date: 13 Jul 2024 Release
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.