The main shaft with aluminum crown support from Xray (ref. 305521-k) is a transmission part designed for drivers seeking mechanical precision in their 1/10 On-Road setups. Made of high-strength aluminum, this component enhances the structural rigidity of the transmission system, reducing power losses and ensuring a more direct response with each acceleration. An essential upgrade compared to standard plastic versions.
- Machined aluminum material for increased rigidity and durability against wear during competition.
- Direct compatibility with Xray 1/10 On-Road platforms without the need for additional modifications.
- Reduction in flex on the crown support, improving transmission efficiency and gear consistency.
- Precision tolerances ensuring a clean assembly and operation without unwanted play.
- Optimized weight thanks to aluminum, without sacrificing structural strength.
- Manufacturer reference 305521-k, an official replacement part from Xray to ensure full compatibility with the original assembly.
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