About this product
Keep your Kyosho radio controlled truck performing at its peak with this genuine 43-tooth straight cut hard ring gear. Engineered for the ST-RR EVO 1/8 truck, this essential RC spare part delivers reliable drivetrain performance. Whether you’re upgrading an older ST-R or ST-RR model or replacing worn components, this Kyosho RC part ensures consistent power delivery. When retrofitting to previous-generation trucks, pair with the D-Type Bulk Head (KYOIF112D) for optimal compatibility and performance.
- 43-tooth straight cut hard ring gear
- Compatible with Kyosho ST-RR EVO 1/8 truck
- Also fits ST-R and ST-RR models (with upgrade kit)
- Genuine Kyosho RC car parts for reliability

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