Our Sea-Doo Heavy-duty Sponson Back Plates directly replace individual OEM plastic inserts that are prone to failure in extreme conditions. One-piece, stainless steel construction reinforces hull across entire length of sponsons. Integrated, precision-machined threaded mounting points are designed to accept RIVA sponsons RS26190. Also fits other aftermarket sponsons and OEM Sea-Doo sponsons. A must for any competition and extreme rough water conditions.

Key Features:

• One-piece, stainless steel construction.
• Replaces individual OEM plastic inserts
• Reinforces hull
• Accepts RIVA sponsons RS26190
• Made In USA

Note: Fits all 2018+ RXT, GTX & Wake Pro 230 (ST3) models and 2021+ RXP-X (T3-R) models.