3Racing Sakura Advance Universal Shaft Cushion 4MM - SAK-U122D-V2 Racing Upgrade  [SAK-U122D-V2]

3RACING Sakura Advance 4MM Universal Shaft Cushion - SAK-U122D_V2
Price:
USD$2.50
Brand:
3Racing
Model:
SAK-U122D-V2
Condition:
Brand New
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Technical note on SAK-U122D-V2 shaft cushioning

The 3Racing Sakura Advance 4mm Universal Shaft Cushion (SAK-U122D-V2) is engineered to mitigate wear points on the universal shaft assembly and maintain consistent driveline feedback. As a direct service item for the Sakura Advance series, it supports repeatable performance by reducing abrasive contact that can alter shaft dynamics. Use it as part of a scheduled parts refresh to keep lap times consistent and reduce mid-session component swaps.

The cushion reduces direct metal contact and distributes load around the shaft interface, which can lower localized wear. Regular inspection is advised to monitor material compression over time.
Ensure the shaft runs free with correct endplay and alignment after fitting. Check for binding at full suspension travel and verify drivetrain angle to avoid introducing additional stress.
Compatibility depends on shaft diameter and interface design. The SAK-U122D-V2 targets the Sakura Advance architecture; confirm dimensions before combining with third-party universals.
Inspect the cushion for deformation and replace as part of periodic maintenance when running frequent events. Keeping bearings and joints clean will also reduce load on the cushion.