Our race proven sponsons deliver a significant handling improvement through increased adjustability, strength and design. Bulletproof aluminum mounting inserts add strength and increase vertical adjust-ability. Sponson fins are precision machined from high strength material that will not flex under extreme conditions.

• High-strength fin material and billet mounting inserts will not flex.
• 5 adjustable mounting positions up & down (original provides only 3).
• Installs easily onto OEM backing plate with provided hardware and installation instructions.
• IJSBA Legal for all classes.

NOTE: These sponsons use the Factory OEM backing plate for installation. Fits all RXP-X 260/300 & 2012-2017 RXT-X 260/300 models.